diff --git a/codemirror/js/addon/edit/closebrackets.js b/codemirror/js/addon/edit/closebrackets.js
index ce1a4ac6..4415c393 100644
--- a/codemirror/js/addon/edit/closebrackets.js
+++ b/codemirror/js/addon/edit/closebrackets.js
@@ -11,6 +11,7 @@
 })(function(CodeMirror) {
   var defaults = {
     pairs: "()[]{}''\"\"",
+    closeBefore: ")]}'\":;>",
     triples: "",
     explode: "[]{}"
   };
@@ -109,6 +110,9 @@
     var pairs = getOption(conf, "pairs");
     var pos = pairs.indexOf(ch);
     if (pos == -1) return CodeMirror.Pass;
+
+    var closeBefore = getOption(conf,"closeBefore");
+
     var triples = getOption(conf, "triples");
 
     var identical = pairs.charAt(pos + 1) == ch;
@@ -136,7 +140,7 @@
         var prev = cur.ch == 0 ? " " : cm.getRange(Pos(cur.line, cur.ch - 1), cur)
         if (!CodeMirror.isWordChar(next) && prev != ch && !CodeMirror.isWordChar(prev)) curType = "both";
         else return CodeMirror.Pass;
-      } else if (opening) {
+      } else if (opening && (next.length === 0 || /\s/.test(next) || closeBefore.indexOf(next) > -1)) {
         curType = "both";
       } else {
         return CodeMirror.Pass;
diff --git a/codemirror/js/addon/edit/closetag.js b/codemirror/js/addon/edit/closetag.js
index 25e62d54..e5e83bcd 100644
--- a/codemirror/js/addon/edit/closetag.js
+++ b/codemirror/js/addon/edit/closetag.js
@@ -21,6 +21,8 @@
  *   An array of tag names that should, when opened, cause a
  *   blank line to be added inside the tag, and the blank line and
  *   closing line to be indented.
+ * `emptyTags` (default is none)
+ *   An array of XML tag names that should be autoclosed with '/>'.
  *
  * See demos/closetag.html for a usage example.
  */
@@ -76,6 +78,12 @@
           closingTagExists(cm, tagName, pos, state, true))
         return CodeMirror.Pass;
 
+      var emptyTags = typeof opt == "object" && opt.emptyTags;
+      if (emptyTags && indexOf(emptyTags, tagName) > -1) {
+        replacements[i] = { text: "/>", newPos: CodeMirror.Pos(pos.line, pos.ch + 2) };
+        continue;
+      }
+
       var indent = indentTags && indexOf(indentTags, lowerTagName) > -1;
       replacements[i] = {indent: indent,
                          text: ">" + (indent ? "\n\n" : "") + "</" + tagName + ">",
diff --git a/codemirror/js/addon/edit/continuelist.js b/codemirror/js/addon/edit/continuelist.js
index 65096fb5..fb5f0373 100644
--- a/codemirror/js/addon/edit/continuelist.js
+++ b/codemirror/js/addon/edit/continuelist.js
@@ -23,7 +23,7 @@
 
       // If we're not in Markdown mode, fall back to normal newlineAndIndent
       var eolState = cm.getStateAfter(pos.line);
-      var inner = cm.getMode().innerMode(eolState);
+      var inner = CodeMirror.innerMode(cm.getMode(), eolState);
       if (inner.mode.name !== "markdown") {
         cm.execCommand("newlineAndIndent");
         return;
diff --git a/codemirror/js/addon/edit/matchbrackets.js b/codemirror/js/addon/edit/matchbrackets.js
index 2dd48888..2a147282 100644
--- a/codemirror/js/addon/edit/matchbrackets.js
+++ b/codemirror/js/addon/edit/matchbrackets.js
@@ -69,7 +69,7 @@
         var ch = line.charAt(pos);
         if (re.test(ch) && (style === undefined || cm.getTokenTypeAt(Pos(lineNo, pos + 1)) == style)) {
           var match = matching[ch];
-          if ((match.charAt(1) == ">") == (dir > 0)) stack.push(ch);
+          if (match && (match.charAt(1) == ">") == (dir > 0)) stack.push(ch);
           else if (!stack.length) return {pos: Pos(lineNo, pos), ch: ch};
           else stack.pop();
         }
diff --git a/codemirror/js/addon/hint/sql-hint.js b/codemirror/js/addon/hint/sql-hint.js
index 9759b91e..444eba8b 100644
--- a/codemirror/js/addon/hint/sql-hint.js
+++ b/codemirror/js/addon/hint/sql-hint.js
@@ -275,24 +275,29 @@
     if (search.charAt(0) == "." || search.charAt(0) == identifierQuote) {
       start = nameCompletion(cur, token, result, editor);
     } else {
-      addMatches(result, search, defaultTable, function(w) {return {text:w, className: "CodeMirror-hint-table CodeMirror-hint-default-table"};});
-      addMatches(
-          result,
-          search,
-          tables,
-          function(w) {
-              if (typeof w === 'object') {
-                  w.className =  "CodeMirror-hint-table";
-              } else {
-                  w = {text: w, className: "CodeMirror-hint-table"};
-              }
-
-              return w;
-          }
-      );
-      if (!disableKeywords)
-        addMatches(result, search, keywords, function(w) {return {text: w.toUpperCase(), className: "CodeMirror-hint-keyword"};});
-    }
+      var objectOrClass = function(w, className) {
+        if (typeof w === "object") {
+          w.className = className;
+        } else {
+          w = { text: w, className: className };
+        }
+        return w;
+      };
+    addMatches(result, search, defaultTable, function(w) {
+        return objectOrClass(w, "CodeMirror-hint-table CodeMirror-hint-default-table");
+    });
+    addMatches(
+        result,
+        search,
+        tables, function(w) {
+          return objectOrClass(w, "CodeMirror-hint-table");
+        }
+    );
+    if (!disableKeywords)
+      addMatches(result, search, keywords, function(w) {
+          return objectOrClass(w.toUpperCase(), "CodeMirror-hint-keyword");
+      });
+  }
 
     return {list: result, from: Pos(cur.line, start), to: Pos(cur.line, end)};
   });
diff --git a/codemirror/js/addon/hint/xml-hint.js b/codemirror/js/addon/hint/xml-hint.js
index e575fc43..106ba4f3 100644
--- a/codemirror/js/addon/hint/xml-hint.js
+++ b/codemirror/js/addon/hint/xml-hint.js
@@ -13,9 +13,15 @@
 
   var Pos = CodeMirror.Pos;
 
+  function matches(hint, typed, matchInMiddle) {
+    if (matchInMiddle) return hint.indexOf(typed) >= 0;
+    else return hint.lastIndexOf(typed, 0) == 0;
+  }
+
   function getHints(cm, options) {
     var tags = options && options.schemaInfo;
     var quote = (options && options.quoteChar) || '"';
+    var matchInMiddle = options && options.matchInMiddle;
     if (!tags) return;
     var cur = cm.getCursor(), token = cm.getTokenAt(cur);
     if (token.end > cur.ch) {
@@ -45,14 +51,14 @@
       var cx = inner.state.context, curTag = cx && tags[cx.tagName];
       var childList = cx ? curTag && curTag.children : tags["!top"];
       if (childList && tagType != "close") {
-        for (var i = 0; i < childList.length; ++i) if (!prefix || childList[i].lastIndexOf(prefix, 0) == 0)
+        for (var i = 0; i < childList.length; ++i) if (!prefix || matches(childList[i], prefix, matchInMiddle))
           result.push("<" + childList[i]);
       } else if (tagType != "close") {
         for (var name in tags)
-          if (tags.hasOwnProperty(name) && name != "!top" && name != "!attrs" && (!prefix || name.lastIndexOf(prefix, 0) == 0))
+          if (tags.hasOwnProperty(name) && name != "!top" && name != "!attrs" && (!prefix || matches(name, prefix, matchInMiddle)))
             result.push("<" + name);
       }
-      if (cx && (!prefix || tagType == "close" && cx.tagName.lastIndexOf(prefix, 0) == 0))
+      if (cx && (!prefix || tagType == "close" && matches(cx.tagName, prefix, matchInMiddle)))
         result.push("</" + cx.tagName + ">");
     } else {
       // Attribute completion
@@ -86,16 +92,20 @@
             quote = token.string.charAt(len - 1);
             prefix = token.string.substr(n, len - 2);
           }
+          if (n) { // an opening quote
+            var line = cm.getLine(cur.line);
+            if (line.length > token.end && line.charAt(token.end) == quote) token.end++; // include a closing quote
+          }
           replaceToken = true;
         }
-        for (var i = 0; i < atValues.length; ++i) if (!prefix || atValues[i].lastIndexOf(prefix, 0) == 0)
+        for (var i = 0; i < atValues.length; ++i) if (!prefix || matches(atValues[i], prefix, matchInMiddle))
           result.push(quote + atValues[i] + quote);
       } else { // An attribute name
         if (token.type == "attribute") {
           prefix = token.string;
           replaceToken = true;
         }
-        for (var attr in attrs) if (attrs.hasOwnProperty(attr) && (!prefix || attr.lastIndexOf(prefix, 0) == 0))
+        for (var attr in attrs) if (attrs.hasOwnProperty(attr) && (!prefix || matches(attr, prefix, matchInMiddle)))
           result.push(attr);
       }
     }
diff --git a/codemirror/js/addon/search/matchesonscrollbar.js b/codemirror/js/addon/search/matchesonscrollbar.js
index 4645f5eb..8a4a8275 100644
--- a/codemirror/js/addon/search/matchesonscrollbar.js
+++ b/codemirror/js/addon/search/matchesonscrollbar.js
@@ -46,7 +46,7 @@
       if (match.from.line >= this.gap.to) break;
       if (match.to.line >= this.gap.from) this.matches.splice(i--, 1);
     }
-    var cursor = this.cm.getSearchCursor(this.query, CodeMirror.Pos(this.gap.from, 0), this.caseFold);
+    var cursor = this.cm.getSearchCursor(this.query, CodeMirror.Pos(this.gap.from, 0), {caseFold: this.caseFold, multiline: this.options.multiline});
     var maxMatches = this.options && this.options.maxMatches || MAX_MATCHES;
     while (cursor.findNext()) {
       var match = {from: cursor.from(), to: cursor.to()};
diff --git a/codemirror/js/codemirror.addons.min.js b/codemirror/js/codemirror.addons.min.js
index b13fd4fa..ea8da579 100644
--- a/codemirror/js/codemirror.addons.min.js
+++ b/codemirror/js/codemirror.addons.min.js
@@ -1,2 +1,2 @@
-!function(e){"object"==typeof exports&&"object"==typeof module?e(require("../../lib/codemirror")):"function"==typeof define&&define.amd?define("addon/comment/continuecomment.js",["../../lib/codemirror"],e):e(CodeMirror)}(function(e){function t(t){if(t.getOption("disableInput"))return e.Pass;for(var i,r=t.listSelections(),o=[],a=0;a<r.length;a++){var l=r[a].head;if(!/\bcomment\b/.test(t.getTokenTypeAt(l)))return e.Pass;var s=t.getModeAt(l);if(i){if(i!=s)return e.Pass}else i=s;var c=null;if(i.blockCommentStart&&i.blockCommentContinue){var f,u=t.getLine(l.line).slice(0,l.ch),d=u.lastIndexOf(i.blockCommentEnd);if(-1!=d&&d==l.ch-i.blockCommentEnd.length);else if((f=u.lastIndexOf(i.blockCommentStart))>-1&&f>d){if(c=u.slice(0,f),/\S/.test(c)){c="";for(var h=0;h<f;++h)c+=" "}}else(f=u.indexOf(i.blockCommentContinue))>-1&&!/\S/.test(u.slice(0,f))&&(c=u.slice(0,f));null!=c&&(c+=i.blockCommentContinue)}if(null==c&&i.lineComment&&n(t)){var u=t.getLine(l.line),f=u.indexOf(i.lineComment);f>-1&&(c=u.slice(0,f),/\S/.test(c)?c=null:c+=i.lineComment+u.slice(f+i.lineComment.length).match(/^\s*/)[0])}if(null==c)return e.Pass;o[a]="\n"+c}t.operation(function(){for(var e=r.length-1;e>=0;e--)t.replaceRange(o[e],r[e].from(),r[e].to(),"+insert")})}function n(e){var t=e.getOption("continueComments");return!t||"object"!=typeof t||!1!==t.continueLineComment}e.defineOption("continueComments",null,function(n,i,r){if(r&&r!=e.Init&&n.removeKeyMap("continueComment"),i){var o="Enter";"string"==typeof i?o=i:"object"==typeof i&&i.key&&(o=i.key);var a={name:"continueComment"};a[o]=t,n.addKeyMap(a)}})}),function(e){"object"==typeof exports&&"object"==typeof module?e(require("../../lib/codemirror")):"function"==typeof define&&define.amd?define("addon/edit/closebrackets.js",["../../lib/codemirror"],e):e(CodeMirror)}(function(e){function t(e,t){return"pairs"==t&&"string"==typeof e?e:"object"==typeof e&&null!=e[t]?e[t]:u[t]}function n(e){for(var t=0;t<e.length;t++){var n=e.charAt(t),r="'"+n+"'";h[r]||(h[r]=i(n))}}function i(e){return function(t){return s(t,e)}}function r(e){var t=e.state.closeBrackets;return!t||t.override?t:e.getModeAt(e.getCursor()).closeBrackets||t}function o(n){var i=r(n);if(!i||n.getOption("disableInput"))return e.Pass;for(var o=t(i,"pairs"),a=n.listSelections(),l=0;l<a.length;l++){if(!a[l].empty())return e.Pass;var s=c(n,a[l].head);if(!s||o.indexOf(s)%2!=0)return e.Pass}for(var l=a.length-1;l>=0;l--){var f=a[l].head;n.replaceRange("",d(f.line,f.ch-1),d(f.line,f.ch+1),"+delete")}}function a(n){var i=r(n),o=i&&t(i,"explode");if(!o||n.getOption("disableInput"))return e.Pass;for(var a=n.listSelections(),l=0;l<a.length;l++){if(!a[l].empty())return e.Pass;var s=c(n,a[l].head);if(!s||o.indexOf(s)%2!=0)return e.Pass}n.operation(function(){var e=n.lineSeparator()||"\n";n.replaceSelection(e+e,null),n.execCommand("goCharLeft"),a=n.listSelections();for(var t=0;t<a.length;t++){var i=a[t].head.line;n.indentLine(i,null,!0),n.indentLine(i+1,null,!0)}})}function l(t){var n=e.cmpPos(t.anchor,t.head)>0;return{anchor:new d(t.anchor.line,t.anchor.ch+(n?-1:1)),head:new d(t.head.line,t.head.ch+(n?1:-1))}}function s(n,i){var o=r(n);if(!o||n.getOption("disableInput"))return e.Pass;var a=t(o,"pairs"),s=a.indexOf(i);if(-1==s)return e.Pass;for(var c,u=t(o,"triples"),h=a.charAt(s+1)==i,m=n.listSelections(),g=s%2==0,p=0;p<m.length;p++){var v,b=m[p],x=b.head,y=n.getRange(x,d(x.line,x.ch+1));if(g&&!b.empty())v="surround";else if(!h&&g||y!=i)if(h&&x.ch>1&&u.indexOf(i)>=0&&n.getRange(d(x.line,x.ch-2),x)==i+i){if(x.ch>2&&/\bstring/.test(n.getTokenTypeAt(d(x.line,x.ch-2))))return e.Pass;v="addFour"}else if(h){var C=0==x.ch?" ":n.getRange(d(x.line,x.ch-1),x);if(e.isWordChar(y)||C==i||e.isWordChar(C))return e.Pass;v="both"}else{if(!g)return e.Pass;v="both"}else v=h&&f(n,x)?"both":u.indexOf(i)>=0&&n.getRange(x,d(x.line,x.ch+3))==i+i+i?"skipThree":"skip";if(c){if(c!=v)return e.Pass}else c=v}var k=s%2?a.charAt(s-1):i,L=s%2?i:a.charAt(s+1);n.operation(function(){if("skip"==c)n.execCommand("goCharRight");else if("skipThree"==c)for(var e=0;e<3;e++)n.execCommand("goCharRight");else if("surround"==c){for(var t=n.getSelections(),e=0;e<t.length;e++)t[e]=k+t[e]+L;n.replaceSelections(t,"around"),t=n.listSelections().slice();for(var e=0;e<t.length;e++)t[e]=l(t[e]);n.setSelections(t)}else"both"==c?(n.replaceSelection(k+L,null),n.triggerElectric(k+L),n.execCommand("goCharLeft")):"addFour"==c&&(n.replaceSelection(k+k+k+k,"before"),n.execCommand("goCharRight"))})}function c(e,t){var n=e.getRange(d(t.line,t.ch-1),d(t.line,t.ch+1));return 2==n.length?n:null}function f(e,t){var n=e.getTokenAt(d(t.line,t.ch+1));return/\bstring/.test(n.type)&&n.start==t.ch&&(0==t.ch||!/\bstring/.test(e.getTokenTypeAt(t)))}var u={pairs:"()[]{}''\"\"",triples:"",explode:"[]{}"},d=e.Pos;e.defineOption("autoCloseBrackets",!1,function(i,r,o){o&&o!=e.Init&&(i.removeKeyMap(h),i.state.closeBrackets=null),r&&(n(t(r,"pairs")),i.state.closeBrackets=r,i.addKeyMap(h))});var h={Backspace:o,Enter:a};n(u.pairs+"`")}),function(e){"object"==typeof exports&&"object"==typeof module?e(require("../../lib/codemirror")):"function"==typeof define&&define.amd?define("addon/fold/xml-fold",["../../lib/codemirror"],e):e(CodeMirror)}(function(e){"use strict";function t(e,t){return e.line-t.line||e.ch-t.ch}function n(e,t,n,i){this.line=t,this.ch=n,this.cm=e,this.text=e.getLine(t),this.min=i?Math.max(i.from,e.firstLine()):e.firstLine(),this.max=i?Math.min(i.to-1,e.lastLine()):e.lastLine()}function i(e,t){var n=e.cm.getTokenTypeAt(d(e.line,t));return n&&/\btag\b/.test(n)}function r(e){if(!(e.line>=e.max))return e.ch=0,e.text=e.cm.getLine(++e.line),!0}function o(e){if(!(e.line<=e.min))return e.text=e.cm.getLine(--e.line),e.ch=e.text.length,!0}function a(e){for(;;){var t=e.text.indexOf(">",e.ch);if(-1==t){if(r(e))continue;return}{if(i(e,t+1)){var n=e.text.lastIndexOf("/",t),o=n>-1&&!/\S/.test(e.text.slice(n+1,t));return e.ch=t+1,o?"selfClose":"regular"}e.ch=t+1}}}function l(e){for(;;){var t=e.ch?e.text.lastIndexOf("<",e.ch-1):-1;if(-1==t){if(o(e))continue;return}if(i(e,t+1)){m.lastIndex=t,e.ch=t;var n=m.exec(e.text);if(n&&n.index==t)return n}else e.ch=t}}function s(e){for(;;){m.lastIndex=e.ch;var t=m.exec(e.text);if(!t){if(r(e))continue;return}{if(i(e,t.index+1))return e.ch=t.index+t[0].length,t;e.ch=t.index+1}}}function c(e){for(;;){var t=e.ch?e.text.lastIndexOf(">",e.ch-1):-1;if(-1==t){if(o(e))continue;return}{if(i(e,t+1)){var n=e.text.lastIndexOf("/",t),r=n>-1&&!/\S/.test(e.text.slice(n+1,t));return e.ch=t+1,r?"selfClose":"regular"}e.ch=t}}}function f(e,t){for(var n=[];;){var i,r=s(e),o=e.line,l=e.ch-(r?r[0].length:0);if(!r||!(i=a(e)))return;if("selfClose"!=i)if(r[1]){for(var c=n.length-1;c>=0;--c)if(n[c]==r[2]){n.length=c;break}if(c<0&&(!t||t==r[2]))return{tag:r[2],from:d(o,l),to:d(e.line,e.ch)}}else n.push(r[2])}}function u(e,t){for(var n=[];;){var i=c(e);if(!i)return;if("selfClose"!=i){var r=e.line,o=e.ch,a=l(e);if(!a)return;if(a[1])n.push(a[2]);else{for(var s=n.length-1;s>=0;--s)if(n[s]==a[2]){n.length=s;break}if(s<0&&(!t||t==a[2]))return{tag:a[2],from:d(e.line,e.ch),to:d(r,o)}}}else l(e)}}var d=e.Pos,h="A-Z_a-z\\u00C0-\\u00D6\\u00D8-\\u00F6\\u00F8-\\u02FF\\u0370-\\u037D\\u037F-\\u1FFF\\u200C-\\u200D\\u2070-\\u218F\\u2C00-\\u2FEF\\u3001-\\uD7FF\\uF900-\\uFDCF\\uFDF0-\\uFFFD",m=new RegExp("<(/?)(["+h+"][A-Z_a-z\\u00C0-\\u00D6\\u00D8-\\u00F6\\u00F8-\\u02FF\\u0370-\\u037D\\u037F-\\u1FFF\\u200C-\\u200D\\u2070-\\u218F\\u2C00-\\u2FEF\\u3001-\\uD7FF\\uF900-\\uFDCF\\uFDF0-\\uFFFD-:.0-9\\u00B7\\u0300-\\u036F\\u203F-\\u2040]*)","g");e.registerHelper("fold","xml",function(e,i){for(var r=new n(e,i.line,0);;){var o=s(r);if(!o||r.line!=i.line)return;var l=a(r);if(!l)return;if(!o[1]&&"selfClose"!=l){var c=d(r.line,r.ch),u=f(r,o[2]);return u&&t(u.from,c)>0?{from:c,to:u.from}:null}}}),e.findMatchingTag=function(e,i,r){var o=new n(e,i.line,i.ch,r);if(-1!=o.text.indexOf(">")||-1!=o.text.indexOf("<")){var s=a(o),c=s&&d(o.line,o.ch),h=s&&l(o);if(s&&h&&!(t(o,i)>0)){var m={from:d(o.line,o.ch),to:c,tag:h[2]};return"selfClose"==s?{open:m,close:null,at:"open"}:h[1]?{open:u(o,h[2]),close:m,at:"close"}:(o=new n(e,c.line,c.ch,r),{open:m,close:f(o,h[2]),at:"open"})}}},e.findEnclosingTag=function(e,t,i,r){for(var o=new n(e,t.line,t.ch,i);;){var a=u(o,r);if(!a)break;var l=new n(e,t.line,t.ch,i),s=f(l,a.tag);if(s)return{open:a,close:s}}},e.scanForClosingTag=function(e,t,i,r){return f(new n(e,t.line,t.ch,r?{from:0,to:r}:null),i)}}),function(e){"object"==typeof exports&&"object"==typeof module?e(require("../../lib/codemirror"),require("../fold/xml-fold")):"function"==typeof define&&define.amd?define("addon/edit/closetag.js",["../../lib/codemirror","../fold/xml-fold"],e):e(CodeMirror)}(function(e){function t(t){if(t.getOption("disableInput"))return e.Pass;for(var n=t.listSelections(),i=[],s=t.getOption("autoCloseTags"),c=0;c<n.length;c++){if(!n[c].empty())return e.Pass;var f=n[c].head,u=t.getTokenAt(f),d=e.innerMode(t.getMode(),u.state),h=d.state;if("xml"!=d.mode.name||!h.tagName)return e.Pass;var m="html"==d.mode.configuration,g="object"==typeof s&&s.dontCloseTags||m&&a,p="object"==typeof s&&s.indentTags||m&&l,v=h.tagName;u.end>f.ch&&(v=v.slice(0,v.length-u.end+f.ch));var 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l="close"==o.at?o.open:o.close;l?n.state.tagOther=n.markText(l.from,l.to,{className:"CodeMirror-matchingtag"}):n.state.failedTagMatch=!0}}})}function i(e){e.state.failedTagMatch&&n(e)}e.defineOption("matchTags",!1,function(r,o,a){a&&a!=e.Init&&(r.off("cursorActivity",n),r.off("viewportChange",i),t(r)),o&&(r.state.matchBothTags="object"==typeof o&&o.bothTags,r.on("cursorActivity",n),r.on("viewportChange",i),n(r))}),e.commands.toMatchingTag=function(t){var n=e.findMatchingTag(t,t.getCursor());if(n){var i="close"==n.at?n.open:n.close;i&&t.extendSelection(i.to,i.from)}}}),function(e){"object"==typeof exports&&"object"==typeof module?e(require("../../lib/codemirror")):"function"==typeof define&&define.amd?define("addon/edit/trailingspace.js",["../../lib/codemirror"],e):e(CodeMirror)}(function(e){e.defineOption("showTrailingSpace",!1,function(t,n,i){i==e.Init&&(i=!1),i&&!n?t.removeOverlay("trailingspace"):!i&&n&&t.addOverlay({token:function(e){for(var 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r={rangeFinder:e.fold.auto,widget:"↔",minFoldSize:0,scanUp:!1,clearOnEnter:!0};e.defineOption("foldOptions",null),e.defineExtension("foldOption",function(e,t){return i(this,e,t)})}),function(e){"object"==typeof exports&&"object"==typeof module?e(require("../../lib/codemirror"),require("./foldcode")):"function"==typeof define&&define.amd?define("addon/fold/foldgutter.js",["../../lib/codemirror","./foldcode"],e):e(CodeMirror)}(function(e){"use strict";function t(e){this.options=e,this.from=this.to=0}function n(e){return!0===e&&(e={}),null==e.gutter&&(e.gutter="CodeMirror-foldgutter"),null==e.indicatorOpen&&(e.indicatorOpen="CodeMirror-foldgutter-open"),null==e.indicatorFolded&&(e.indicatorFolded="CodeMirror-foldgutter-folded"),e}function i(e,t){for(var n=e.findMarks(u(t,0),u(t+1,0)),i=0;i<n.length;++i)if(n[i].__isFold&&n[i].find().from.line==t)return n[i]}function r(e){if("string"==typeof e){var t=document.createElement("div");return t.className=e+" 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n={from:i.from(),to:i.to()};if(n.from.line>=this.gap.to)break;if(this.matches.splice(t++,0,n),this.matches.length>r)break}this.gap=null}},t.prototype.onChange=function(t){var i=t.from.line,r=e.changeEnd(t).line,o=r-t.to.line;if(this.gap?(this.gap.from=Math.min(n(this.gap.from,i,o),t.from.line),this.gap.to=Math.max(n(this.gap.to,i,o),t.from.line)):this.gap={from:t.from.line,to:r+1},o)for(var a=0;a<this.matches.length;a++){var l=this.matches[a],s=n(l.from.line,i,o);s!=l.from.line&&(l.from=e.Pos(s,l.from.ch));var c=n(l.to.line,i,o);c!=l.to.line&&(l.to=e.Pos(c,l.to.ch))}clearTimeout(this.update);var f=this;this.update=setTimeout(function(){f.updateAfterChange()},250)},t.prototype.updateAfterChange=function(){this.findMatches(),this.annotation.update(this.matches)},t.prototype.clear=function(){this.cm.off("change",this.changeHandler),this.annotation.clear()}}),function(e){"object"==typeof exports&&"object"==typeof module?e(require("../../lib/codemirror"),require("./matchesonscrollbar")):"function"==typeof define&&define.amd?define("addon/search/match-highlighter.js",["../../lib/codemirror","./matchesonscrollbar"],e):e(CodeMirror)}(function(e){"use strict";function t(e){this.options={};for(var t in u)this.options[t]=(e&&e.hasOwnProperty(t)?e:u)[t];this.overlay=this.timeout=null,this.matchesonscroll=null,this.active=!1}function n(e){var t=e.state.matchHighlighter;(t.active||e.hasFocus())&&r(e,t)}function i(e){var t=e.state.matchHighlighter;t.active||(t.active=!0,r(e,t))}function r(e,t){clearTimeout(t.timeout),t.timeout=setTimeout(function(){l(e)},t.options.delay)}function o(e,t,n,i){var r=e.state.matchHighlighter;if(e.addOverlay(r.overlay=f(t,n,i)),r.options.annotateScrollbar&&e.showMatchesOnScrollbar){var o=n?new RegExp("\\b"+t.replace(/[\\\[.+*?(){|^$]/g,"\\$&")+"\\b"):t;r.matchesonscroll=e.showMatchesOnScrollbar(o,!1,{className:"CodeMirror-selection-highlight-scrollbar"})}}function a(e){var t=e.state.matchHighlighter;t.overlay&&(e.removeOverlay(t.overlay),t.overlay=null,t.matchesonscroll&&(t.matchesonscroll.clear(),t.matchesonscroll=null))}function l(e){e.operation(function(){var t=e.state.matchHighlighter;if(a(e),!e.somethingSelected()&&t.options.showToken){for(var n=!0===t.options.showToken?/[\w$]/:t.options.showToken,i=e.getCursor(),r=e.getLine(i.line),l=i.ch,c=l;l&&n.test(r.charAt(l-1));)--l;for(;c<r.length&&n.test(r.charAt(c));)++c;return void(l<c&&o(e,r.slice(l,c),n,t.options.style))}var f=e.getCursor("from"),u=e.getCursor("to");if(f.line==u.line&&(!t.options.wordsOnly||s(e,f,u))){var d=e.getRange(f,u);t.options.trim&&(d=d.replace(/^\s+|\s+$/g,"")),d.length>=t.options.minChars&&o(e,d,!1,t.options.style)}})}function s(e,t,n){if(null!==e.getRange(t,n).match(/^\w+$/)){if(t.ch>0){var i={line:t.line,ch:t.ch-1},r=e.getRange(i,t);if(null===r.match(/\W/))return!1}if(n.ch<e.getLine(t.line).length){var i={line:n.line,ch:n.ch+1},r=e.getRange(n,i);if(null===r.match(/\W/))return!1}return!0}return!1}function c(e,t){return!(e.start&&t.test(e.string.charAt(e.start-1))||e.pos!=e.string.length&&t.test(e.string.charAt(e.pos)))}function f(e,t,n){return{token:function(i){if(i.match(e)&&(!t||c(i,t)))return n;i.next(),i.skipTo(e.charAt(0))||i.skipToEnd()}}}var u={style:"matchhighlight",minChars:2,delay:100,wordsOnly:!1,annotateScrollbar:!1,showToken:!1,trim:!0};e.defineOption("highlightSelectionMatches",!1,function(r,o,s){if(s&&s!=e.Init&&(a(r),clearTimeout(r.state.matchHighlighter.timeout),r.state.matchHighlighter=null,r.off("cursorActivity",n),r.off("focus",i)),o){var c=r.state.matchHighlighter=new t(o);r.hasFocus()?(c.active=!0,l(r)):r.on("focus",i),r.on("cursorActivity",n)}})}),function(e){"object"==typeof exports&&"object"==typeof module?e(require("../../lib/codemirror")):"function"==typeof define&&define.amd?define("addon/mode/multiplex.js",["../../lib/codemirror"],e):e(CodeMirror)}(function(e){"use strict";e.multiplexingMode=function(t){function n(e,t,n,i){if("string"==typeof t){var r=e.indexOf(t,n);return i&&r>-1?r+t.length:r}var o=t.exec(n?e.slice(n):e);return o?o.index+n+(i?o[0].length:0):-1}var i=Array.prototype.slice.call(arguments,1);return{startState:function(){return{outer:e.startState(t),innerActive:null,inner:null}},copyState:function(n){return{outer:e.copyState(t,n.outer),innerActive:n.innerActive,inner:n.innerActive&&e.copyState(n.innerActive.mode,n.inner)}},token:function(r,o){if(o.innerActive){var a=o.innerActive,l=r.string;if(!a.close&&r.sol())return o.innerActive=o.inner=null,this.token(r,o);var s=a.close?n(l,a.close,r.pos,a.parseDelimiters):-1;if(s==r.pos&&!a.parseDelimiters)return r.match(a.close),o.innerActive=o.inner=null,a.delimStyle&&a.delimStyle+" "+a.delimStyle+"-close";s>-1&&(r.string=l.slice(0,s));var c=a.mode.token(r,o.inner);return s>-1&&(r.string=l),s==r.pos&&a.parseDelimiters&&(o.innerActive=o.inner=null),a.innerStyle&&(c=c?c+" "+a.innerStyle:a.innerStyle),c}for(var f=1/0,l=r.string,u=0;u<i.length;++u){var d=i[u],s=n(l,d.open,r.pos);if(s==r.pos){d.parseDelimiters||r.match(d.open),o.innerActive=d;var h=0;if(t.indent){var m=t.indent(o.outer,"","");m!==e.Pass&&(h=m)}return o.inner=e.startState(d.mode,h),d.delimStyle&&d.delimStyle+" "+d.delimStyle+"-open"}-1!=s&&s<f&&(f=s)}f!=1/0&&(r.string=l.slice(0,f));var g=t.token(r,o.outer);return f!=1/0&&(r.string=l),g},indent:function(n,i,r){var o=n.innerActive?n.innerActive.mode:t;return o.indent?o.indent(n.innerActive?n.inner:n.outer,i,r):e.Pass},blankLine:function(n){var r=n.innerActive?n.innerActive.mode:t;if(r.blankLine&&r.blankLine(n.innerActive?n.inner:n.outer),n.innerActive)"\n"===n.innerActive.close&&(n.innerActive=n.inner=null);else for(var o=0;o<i.length;++o){var a=i[o];"\n"===a.open&&(n.innerActive=a,n.inner=e.startState(a.mode,r.indent?r.indent(n.outer,"",""):0))}},electricChars:t.electricChars,innerMode:function(e){return e.inner?{state:e.inner,mode:e.innerActive.mode}:{state:e.outer,mode:t}}}}}),function(e){"function"==typeof e.define&&e.define("addons",["addon/comment/continuecomment.js","addon/edit/closebrackets.js","addon/edit/closetag.js","addon/edit/matchbrackets.js","addon/edit/matchtags.js","addon/edit/trailingspace.js","addon/fold/foldgutter.js","addon/fold/brace-fold.js","addon/fold/comment-fold.js","addon/fold/indent-fold.js","addon/format/autoFormatAll.js","addon/format/formatting.js","addon/selection/active-line.js","addon/search/match-highlighter.js","addon/mode/multiplex.js"],function(){})}(this);
\ No newline at end of file
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n(e){clearTimeout(i.doRedraw),i.doRedraw=setTimeout(function(){i.redraw()},e)}this.cm=e,this.options=t,this.buttonHeight=t.scrollButtonHeight||e.getOption("scrollButtonHeight"),this.annotations=[],this.doRedraw=this.doUpdate=null,this.div=e.getWrapperElement().appendChild(document.createElement("div")),this.div.style.cssText="position: absolute; right: 0; top: 0; z-index: 7; pointer-events: none",this.computeScale();var i=this;e.on("refresh",this.resizeHandler=function(){clearTimeout(i.doUpdate),i.doUpdate=setTimeout(function(){i.computeScale()&&n(20)},100)}),e.on("markerAdded",this.resizeHandler),e.on("markerCleared",this.resizeHandler),!1!==t.listenForChanges&&e.on("change",this.changeHandler=function(){n(250)})}e.defineExtension("annotateScrollbar",function(e){return"string"==typeof e&&(e={className:e}),new t(this,e)}),e.defineOption("scrollButtonHeight",0),t.prototype.computeScale=function(){var e=this.cm,t=(e.getWrapperElement().clientHeight-e.display.barHeight-2*this.buttonHeight)/e.getScrollerElement().scrollHeight;if(t!=this.hScale)return this.hScale=t,!0},t.prototype.update=function(e){this.annotations=e,this.redraw()},t.prototype.redraw=function(e){function t(e,t){return s!=e.line&&(s=e.line,c=n.getLineHandle(s)),c.widgets&&c.widgets.length||a&&c.height>l?n.charCoords(e,"local")[t?"top":"bottom"]:n.heightAtLine(c,"local")+(t?0:c.height)}!1!==e&&this.computeScale();var n=this.cm,i=this.hScale,r=document.createDocumentFragment(),o=this.annotations,a=n.getOption("lineWrapping"),l=a&&1.5*n.defaultTextHeight(),s=null,c=null,f=n.lastLine();if(n.display.barWidth)for(var u,d=0;d<o.length;d++){var h=o[d];if(!(h.to.line>f)){for(var m=u||t(h.from,!0)*i,g=t(h.to,!1)*i;d<o.length-1&&!(o[d+1].to.line>f)&&!((u=t(o[d+1].from,!0)*i)>g+.9);)h=o[++d],g=t(h.to,!1)*i;if(g!=m){var p=Math.max(g-m,3),v=r.appendChild(document.createElement("div"));v.style.cssText="position: absolute; right: 0px; width: "+Math.max(n.display.barWidth-1,2)+"px; top: "+(m+this.buttonHeight)+"px; height: "+p+"px",v.className=this.options.className,h.id&&v.setAttribute("annotation-id",h.id)}}}this.div.textContent="",this.div.appendChild(r)},t.prototype.clear=function(){this.cm.off("refresh",this.resizeHandler),this.cm.off("markerAdded",this.resizeHandler),this.cm.off("markerCleared",this.resizeHandler),this.changeHandler&&this.cm.off("change",this.changeHandler),this.div.parentNode.removeChild(this.div)}}),function(e){"object"==typeof exports&&"object"==typeof module?e(require("../../lib/codemirror"),require("./searchcursor"),require("../scroll/annotatescrollbar")):"function"==typeof define&&define.amd?define("addon/search/matchesonscrollbar",["../../lib/codemirror","./searchcursor","../scroll/annotatescrollbar"],e):e(CodeMirror)}(function(e){"use strict";function t(e,t,n,i){this.cm=e,this.options=i;var r={listenForChanges:!1};for(var o in i)r[o]=i[o];r.className||(r.className="CodeMirror-search-match"),this.annotation=e.annotateScrollbar(r),this.query=t,this.caseFold=n,this.gap={from:e.firstLine(),to:e.lastLine()+1},this.matches=[],this.update=null,this.findMatches(),this.annotation.update(this.matches);var a=this;e.on("change",this.changeHandler=function(e,t){a.onChange(t)})}function n(e,t,n){return e<=t?e:Math.max(t,e+n)}e.defineExtension("showMatchesOnScrollbar",function(e,n,i){return"string"==typeof i&&(i={className:i}),i||(i={}),new t(this,e,n,i)});t.prototype.findMatches=function(){if(this.gap){for(var t=0;t<this.matches.length;t++){var n=this.matches[t];if(n.from.line>=this.gap.to)break;n.to.line>=this.gap.from&&this.matches.splice(t--,1)}for(var i=this.cm.getSearchCursor(this.query,e.Pos(this.gap.from,0),{caseFold:this.caseFold,multiline:this.options.multiline}),r=this.options&&this.options.maxMatches||1e3;i.findNext();){var n={from:i.from(),to:i.to()};if(n.from.line>=this.gap.to)break;if(this.matches.splice(t++,0,n),this.matches.length>r)break}this.gap=null}},t.prototype.onChange=function(t){var i=t.from.line,r=e.changeEnd(t).line,o=r-t.to.line;if(this.gap?(this.gap.from=Math.min(n(this.gap.from,i,o),t.from.line),this.gap.to=Math.max(n(this.gap.to,i,o),t.from.line)):this.gap={from:t.from.line,to:r+1},o)for(var a=0;a<this.matches.length;a++){var l=this.matches[a],s=n(l.from.line,i,o);s!=l.from.line&&(l.from=e.Pos(s,l.from.ch));var c=n(l.to.line,i,o);c!=l.to.line&&(l.to=e.Pos(c,l.to.ch))}clearTimeout(this.update);var f=this;this.update=setTimeout(function(){f.updateAfterChange()},250)},t.prototype.updateAfterChange=function(){this.findMatches(),this.annotation.update(this.matches)},t.prototype.clear=function(){this.cm.off("change",this.changeHandler),this.annotation.clear()}}),function(e){"object"==typeof exports&&"object"==typeof module?e(require("../../lib/codemirror"),require("./matchesonscrollbar")):"function"==typeof define&&define.amd?define("addon/search/match-highlighter.js",["../../lib/codemirror","./matchesonscrollbar"],e):e(CodeMirror)}(function(e){"use strict";function t(e){this.options={};for(var t in u)this.options[t]=(e&&e.hasOwnProperty(t)?e:u)[t];this.overlay=this.timeout=null,this.matchesonscroll=null,this.active=!1}function n(e){var t=e.state.matchHighlighter;(t.active||e.hasFocus())&&r(e,t)}function i(e){var t=e.state.matchHighlighter;t.active||(t.active=!0,r(e,t))}function r(e,t){clearTimeout(t.timeout),t.timeout=setTimeout(function(){l(e)},t.options.delay)}function o(e,t,n,i){var r=e.state.matchHighlighter;if(e.addOverlay(r.overlay=f(t,n,i)),r.options.annotateScrollbar&&e.showMatchesOnScrollbar){var o=n?new RegExp("\\b"+t.replace(/[\\\[.+*?(){|^$]/g,"\\$&")+"\\b"):t;r.matchesonscroll=e.showMatchesOnScrollbar(o,!1,{className:"CodeMirror-selection-highlight-scrollbar"})}}function a(e){var t=e.state.matchHighlighter;t.overlay&&(e.removeOverlay(t.overlay),t.overlay=null,t.matchesonscroll&&(t.matchesonscroll.clear(),t.matchesonscroll=null))}function l(e){e.operation(function(){var t=e.state.matchHighlighter;if(a(e),!e.somethingSelected()&&t.options.showToken){for(var n=!0===t.options.showToken?/[\w$]/:t.options.showToken,i=e.getCursor(),r=e.getLine(i.line),l=i.ch,c=l;l&&n.test(r.charAt(l-1));)--l;for(;c<r.length&&n.test(r.charAt(c));)++c;return void(l<c&&o(e,r.slice(l,c),n,t.options.style))}var f=e.getCursor("from"),u=e.getCursor("to");if(f.line==u.line&&(!t.options.wordsOnly||s(e,f,u))){var d=e.getRange(f,u);t.options.trim&&(d=d.replace(/^\s+|\s+$/g,"")),d.length>=t.options.minChars&&o(e,d,!1,t.options.style)}})}function s(e,t,n){if(null!==e.getRange(t,n).match(/^\w+$/)){if(t.ch>0){var i={line:t.line,ch:t.ch-1},r=e.getRange(i,t);if(null===r.match(/\W/))return!1}if(n.ch<e.getLine(t.line).length){var i={line:n.line,ch:n.ch+1},r=e.getRange(n,i);if(null===r.match(/\W/))return!1}return!0}return!1}function c(e,t){return!(e.start&&t.test(e.string.charAt(e.start-1))||e.pos!=e.string.length&&t.test(e.string.charAt(e.pos)))}function f(e,t,n){return{token:function(i){if(i.match(e)&&(!t||c(i,t)))return n;i.next(),i.skipTo(e.charAt(0))||i.skipToEnd()}}}var u={style:"matchhighlight",minChars:2,delay:100,wordsOnly:!1,annotateScrollbar:!1,showToken:!1,trim:!0};e.defineOption("highlightSelectionMatches",!1,function(r,o,s){if(s&&s!=e.Init&&(a(r),clearTimeout(r.state.matchHighlighter.timeout),r.state.matchHighlighter=null,r.off("cursorActivity",n),r.off("focus",i)),o){var c=r.state.matchHighlighter=new t(o);r.hasFocus()?(c.active=!0,l(r)):r.on("focus",i),r.on("cursorActivity",n)}})}),function(e){"object"==typeof exports&&"object"==typeof module?e(require("../../lib/codemirror")):"function"==typeof define&&define.amd?define("addon/mode/multiplex.js",["../../lib/codemirror"],e):e(CodeMirror)}(function(e){"use strict";e.multiplexingMode=function(t){function n(e,t,n,i){if("string"==typeof t){var r=e.indexOf(t,n);return i&&r>-1?r+t.length:r}var o=t.exec(n?e.slice(n):e);return o?o.index+n+(i?o[0].length:0):-1}var i=Array.prototype.slice.call(arguments,1);return{startState:function(){return{outer:e.startState(t),innerActive:null,inner:null}},copyState:function(n){return{outer:e.copyState(t,n.outer),innerActive:n.innerActive,inner:n.innerActive&&e.copyState(n.innerActive.mode,n.inner)}},token:function(r,o){if(o.innerActive){var a=o.innerActive,l=r.string;if(!a.close&&r.sol())return o.innerActive=o.inner=null,this.token(r,o);var s=a.close?n(l,a.close,r.pos,a.parseDelimiters):-1;if(s==r.pos&&!a.parseDelimiters)return r.match(a.close),o.innerActive=o.inner=null,a.delimStyle&&a.delimStyle+" "+a.delimStyle+"-close";s>-1&&(r.string=l.slice(0,s));var c=a.mode.token(r,o.inner);return s>-1&&(r.string=l),s==r.pos&&a.parseDelimiters&&(o.innerActive=o.inner=null),a.innerStyle&&(c=c?c+" "+a.innerStyle:a.innerStyle),c}for(var f=1/0,l=r.string,u=0;u<i.length;++u){var d=i[u],s=n(l,d.open,r.pos);if(s==r.pos){d.parseDelimiters||r.match(d.open),o.innerActive=d;var h=0;if(t.indent){var m=t.indent(o.outer,"","");m!==e.Pass&&(h=m)}return o.inner=e.startState(d.mode,h),d.delimStyle&&d.delimStyle+" "+d.delimStyle+"-open"}-1!=s&&s<f&&(f=s)}f!=1/0&&(r.string=l.slice(0,f));var g=t.token(r,o.outer);return f!=1/0&&(r.string=l),g},indent:function(n,i,r){var o=n.innerActive?n.innerActive.mode:t;return o.indent?o.indent(n.innerActive?n.inner:n.outer,i,r):e.Pass},blankLine:function(n){var r=n.innerActive?n.innerActive.mode:t;if(r.blankLine&&r.blankLine(n.innerActive?n.inner:n.outer),n.innerActive)"\n"===n.innerActive.close&&(n.innerActive=n.inner=null);else for(var o=0;o<i.length;++o){var a=i[o];"\n"===a.open&&(n.innerActive=a,n.inner=e.startState(a.mode,r.indent?r.indent(n.outer,"",""):0))}},electricChars:t.electricChars,innerMode:function(e){return e.inner?{state:e.inner,mode:e.innerActive.mode}:{state:e.outer,mode:t}}}}}),function(e){"function"==typeof e.define&&e.define("addons",["addon/comment/continuecomment.js","addon/edit/closebrackets.js","addon/edit/closetag.js","addon/edit/matchbrackets.js","addon/edit/matchtags.js","addon/edit/trailingspace.js","addon/fold/foldgutter.js","addon/fold/brace-fold.js","addon/fold/comment-fold.js","addon/fold/indent-fold.js","addon/format/autoFormatAll.js","addon/format/formatting.js","addon/selection/active-line.js","addon/search/match-highlighter.js","addon/mode/multiplex.js"],function(){})}(this);
\ No newline at end of file
diff --git a/codemirror/js/codemirror.js b/codemirror/js/codemirror.js
index b49116bc..6d8bd9f2 100644
--- a/codemirror/js/codemirror.js
+++ b/codemirror/js/codemirror.js
@@ -292,1474 +292,1371 @@
     }
   }
 
-  // The display handles the DOM integration, both for input reading
-  // and content drawing. It holds references to DOM nodes and
-  // display-related state.
-
-  function Display(place, doc, input) {
-    var d = this;
-    this.input = input;
-
-    // Covers bottom-right square when both scrollbars are present.
-    d.scrollbarFiller = elt("div", null, "CodeMirror-scrollbar-filler");
-    d.scrollbarFiller.setAttribute("cm-not-content", "true");
-    // Covers bottom of gutter when coverGutterNextToScrollbar is on
-    // and h scrollbar is present.
-    d.gutterFiller = elt("div", null, "CodeMirror-gutter-filler");
-    d.gutterFiller.setAttribute("cm-not-content", "true");
-    // Will contain the actual code, positioned to cover the viewport.
-    d.lineDiv = eltP("div", null, "CodeMirror-code");
-    // Elements are added to these to represent selection and cursors.
-    d.selectionDiv = elt("div", null, null, "position: relative; z-index: 1");
-    d.cursorDiv = elt("div", null, "CodeMirror-cursors");
-    // A visibility: hidden element used to find the size of things.
-    d.measure = elt("div", null, "CodeMirror-measure");
-    // When lines outside of the viewport are measured, they are drawn in this.
-    d.lineMeasure = elt("div", null, "CodeMirror-measure");
-    // Wraps everything that needs to exist inside the vertically-padded coordinate system
-    d.lineSpace = eltP("div", [d.measure, d.lineMeasure, d.selectionDiv, d.cursorDiv, d.lineDiv],
-                      null, "position: relative; outline: none");
-    var lines = eltP("div", [d.lineSpace], "CodeMirror-lines");
-    // Moved around its parent to cover visible view.
-    d.mover = elt("div", [lines], null, "position: relative");
-    // Set to the height of the document, allowing scrolling.
-    d.sizer = elt("div", [d.mover], "CodeMirror-sizer");
-    d.sizerWidth = null;
-    // Behavior of elts with overflow: auto and padding is
-    // inconsistent across browsers. This is used to ensure the
-    // scrollable area is big enough.
-    d.heightForcer = elt("div", null, null, "position: absolute; height: " + scrollerGap + "px; width: 1px;");
-    // Will contain the gutters, if any.
-    d.gutters = elt("div", null, "CodeMirror-gutters");
-    d.lineGutter = null;
-    // Actual scrollable element.
-    d.scroller = elt("div", [d.sizer, d.heightForcer, d.gutters], "CodeMirror-scroll");
-    d.scroller.setAttribute("tabIndex", "-1");
-    // The element in which the editor lives.
-    d.wrapper = elt("div", [d.scrollbarFiller, d.gutterFiller, d.scroller], "CodeMirror");
-
-    // Work around IE7 z-index bug (not perfect, hence IE7 not really being supported)
-    if (ie && ie_version < 8) { d.gutters.style.zIndex = -1; d.scroller.style.paddingRight = 0; }
-    if (!webkit && !(gecko && mobile)) { d.scroller.draggable = true; }
+  // BIDI HELPERS
 
-    if (place) {
-      if (place.appendChild) { place.appendChild(d.wrapper); }
-      else { place(d.wrapper); }
+  function iterateBidiSections(order, from, to, f) {
+    if (!order) { return f(from, to, "ltr", 0) }
+    var found = false;
+    for (var i = 0; i < order.length; ++i) {
+      var part = order[i];
+      if (part.from < to && part.to > from || from == to && part.to == from) {
+        f(Math.max(part.from, from), Math.min(part.to, to), part.level == 1 ? "rtl" : "ltr", i);
+        found = true;
+      }
     }
-
-    // Current rendered range (may be bigger than the view window).
-    d.viewFrom = d.viewTo = doc.first;
-    d.reportedViewFrom = d.reportedViewTo = doc.first;
-    // Information about the rendered lines.
-    d.view = [];
-    d.renderedView = null;
-    // Holds info about a single rendered line when it was rendered
-    // for measurement, while not in view.
-    d.externalMeasured = null;
-    // Empty space (in pixels) above the view
-    d.viewOffset = 0;
-    d.lastWrapHeight = d.lastWrapWidth = 0;
-    d.updateLineNumbers = null;
-
-    d.nativeBarWidth = d.barHeight = d.barWidth = 0;
-    d.scrollbarsClipped = false;
-
-    // Used to only resize the line number gutter when necessary (when
-    // the amount of lines crosses a boundary that makes its width change)
-    d.lineNumWidth = d.lineNumInnerWidth = d.lineNumChars = null;
-    // Set to true when a non-horizontal-scrolling line widget is
-    // added. As an optimization, line widget aligning is skipped when
-    // this is false.
-    d.alignWidgets = false;
-
-    d.cachedCharWidth = d.cachedTextHeight = d.cachedPaddingH = null;
-
-    // Tracks the maximum line length so that the horizontal scrollbar
-    // can be kept static when scrolling.
-    d.maxLine = null;
-    d.maxLineLength = 0;
-    d.maxLineChanged = false;
-
-    // Used for measuring wheel scrolling granularity
-    d.wheelDX = d.wheelDY = d.wheelStartX = d.wheelStartY = null;
-
-    // True when shift is held down.
-    d.shift = false;
-
-    // Used to track whether anything happened since the context menu
-    // was opened.
-    d.selForContextMenu = null;
-
-    d.activeTouch = null;
-
-    input.init(d);
+    if (!found) { f(from, to, "ltr"); }
   }
 
-  // Find the line object corresponding to the given line number.
-  function getLine(doc, n) {
-    n -= doc.first;
-    if (n < 0 || n >= doc.size) { throw new Error("There is no line " + (n + doc.first) + " in the document.") }
-    var chunk = doc;
-    while (!chunk.lines) {
-      for (var i = 0;; ++i) {
-        var child = chunk.children[i], sz = child.chunkSize();
-        if (n < sz) { chunk = child; break }
-        n -= sz;
+  var bidiOther = null;
+  function getBidiPartAt(order, ch, sticky) {
+    var found;
+    bidiOther = null;
+    for (var i = 0; i < order.length; ++i) {
+      var cur = order[i];
+      if (cur.from < ch && cur.to > ch) { return i }
+      if (cur.to == ch) {
+        if (cur.from != cur.to && sticky == "before") { found = i; }
+        else { bidiOther = i; }
+      }
+      if (cur.from == ch) {
+        if (cur.from != cur.to && sticky != "before") { found = i; }
+        else { bidiOther = i; }
       }
     }
-    return chunk.lines[n]
+    return found != null ? found : bidiOther
   }
 
-  // Get the part of a document between two positions, as an array of
-  // strings.
-  function getBetween(doc, start, end) {
-    var out = [], n = start.line;
-    doc.iter(start.line, end.line + 1, function (line) {
-      var text = line.text;
-      if (n == end.line) { text = text.slice(0, end.ch); }
-      if (n == start.line) { text = text.slice(start.ch); }
-      out.push(text);
-      ++n;
-    });
-    return out
-  }
-  // Get the lines between from and to, as array of strings.
-  function getLines(doc, from, to) {
-    var out = [];
-    doc.iter(from, to, function (line) { out.push(line.text); }); // iter aborts when callback returns truthy value
-    return out
-  }
+  // Bidirectional ordering algorithm
+  // See http://unicode.org/reports/tr9/tr9-13.html for the algorithm
+  // that this (partially) implements.
 
-  // Update the height of a line, propagating the height change
-  // upwards to parent nodes.
-  function updateLineHeight(line, height) {
-    var diff = height - line.height;
-    if (diff) { for (var n = line; n; n = n.parent) { n.height += diff; } }
-  }
+  // One-char codes used for character types:
+  // L (L):   Left-to-Right
+  // R (R):   Right-to-Left
+  // r (AL):  Right-to-Left Arabic
+  // 1 (EN):  European Number
+  // + (ES):  European Number Separator
+  // % (ET):  European Number Terminator
+  // n (AN):  Arabic Number
+  // , (CS):  Common Number Separator
+  // m (NSM): Non-Spacing Mark
+  // b (BN):  Boundary Neutral
+  // s (B):   Paragraph Separator
+  // t (S):   Segment Separator
+  // w (WS):  Whitespace
+  // N (ON):  Other Neutrals
 
-  // Given a line object, find its line number by walking up through
-  // its parent links.
-  function lineNo(line) {
-    if (line.parent == null) { return null }
-    var cur = line.parent, no = indexOf(cur.lines, line);
-    for (var chunk = cur.parent; chunk; cur = chunk, chunk = chunk.parent) {
-      for (var i = 0;; ++i) {
-        if (chunk.children[i] == cur) { break }
-        no += chunk.children[i].chunkSize();
-      }
+  // Returns null if characters are ordered as they appear
+  // (left-to-right), or an array of sections ({from, to, level}
+  // objects) in the order in which they occur visually.
+  var bidiOrdering = (function() {
+    // Character types for codepoints 0 to 0xff
+    var lowTypes = "bbbbbbbbbtstwsbbbbbbbbbbbbbbssstwNN%%%NNNNNN,N,N1111111111NNNNNNNLLLLLLLLLLLLLLLLLLLLLLLLLLNNNNNNLLLLLLLLLLLLLLLLLLLLLLLLLLNNNNbbbbbbsbbbbbbbbbbbbbbbbbbbbbbbbbb,N%%%%NNNNLNNNNN%%11NLNNN1LNNNNNLLLLLLLLLLLLLLLLLLLLLLLNLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLN";
+    // Character types for codepoints 0x600 to 0x6f9
+    var arabicTypes = "nnnnnnNNr%%r,rNNmmmmmmmmmmmrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrmmmmmmmmmmmmmmmmmmmmmnnnnnnnnnn%nnrrrmrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrmmmmmmmnNmmmmmmrrmmNmmmmrr1111111111";
+    function charType(code) {
+      if (code <= 0xf7) { return lowTypes.charAt(code) }
+      else if (0x590 <= code && code <= 0x5f4) { return "R" }
+      else if (0x600 <= code && code <= 0x6f9) { return arabicTypes.charAt(code - 0x600) }
+      else if (0x6ee <= code && code <= 0x8ac) { return "r" }
+      else if (0x2000 <= code && code <= 0x200b) { return "w" }
+      else if (code == 0x200c) { return "b" }
+      else { return "L" }
     }
-    return no + cur.first
-  }
 
-  // Find the line at the given vertical position, using the height
-  // information in the document tree.
-  function lineAtHeight(chunk, h) {
-    var n = chunk.first;
-    outer: do {
-      for (var i$1 = 0; i$1 < chunk.children.length; ++i$1) {
-        var child = chunk.children[i$1], ch = child.height;
-        if (h < ch) { chunk = child; continue outer }
-        h -= ch;
-        n += child.chunkSize();
-      }
-      return n
-    } while (!chunk.lines)
-    var i = 0;
-    for (; i < chunk.lines.length; ++i) {
-      var line = chunk.lines[i], lh = line.height;
-      if (h < lh) { break }
-      h -= lh;
+    var bidiRE = /[\u0590-\u05f4\u0600-\u06ff\u0700-\u08ac]/;
+    var isNeutral = /[stwN]/, isStrong = /[LRr]/, countsAsLeft = /[Lb1n]/, countsAsNum = /[1n]/;
+
+    function BidiSpan(level, from, to) {
+      this.level = level;
+      this.from = from; this.to = to;
     }
-    return n + i
-  }
 
-  function isLine(doc, l) {return l >= doc.first && l < doc.first + doc.size}
+    return function(str, direction) {
+      var outerType = direction == "ltr" ? "L" : "R";
 
-  function lineNumberFor(options, i) {
-    return String(options.lineNumberFormatter(i + options.firstLineNumber))
-  }
+      if (str.length == 0 || direction == "ltr" && !bidiRE.test(str)) { return false }
+      var len = str.length, types = [];
+      for (var i = 0; i < len; ++i)
+        { types.push(charType(str.charCodeAt(i))); }
 
-  // A Pos instance represents a position within the text.
-  function Pos(line, ch, sticky) {
-    if ( sticky === void 0 ) sticky = null;
+      // W1. Examine each non-spacing mark (NSM) in the level run, and
+      // change the type of the NSM to the type of the previous
+      // character. If the NSM is at the start of the level run, it will
+      // get the type of sor.
+      for (var i$1 = 0, prev = outerType; i$1 < len; ++i$1) {
+        var type = types[i$1];
+        if (type == "m") { types[i$1] = prev; }
+        else { prev = type; }
+      }
 
-    if (!(this instanceof Pos)) { return new Pos(line, ch, sticky) }
-    this.line = line;
-    this.ch = ch;
-    this.sticky = sticky;
-  }
+      // W2. Search backwards from each instance of a European number
+      // until the first strong type (R, L, AL, or sor) is found. If an
+      // AL is found, change the type of the European number to Arabic
+      // number.
+      // W3. Change all ALs to R.
+      for (var i$2 = 0, cur = outerType; i$2 < len; ++i$2) {
+        var type$1 = types[i$2];
+        if (type$1 == "1" && cur == "r") { types[i$2] = "n"; }
+        else if (isStrong.test(type$1)) { cur = type$1; if (type$1 == "r") { types[i$2] = "R"; } }
+      }
 
-  // Compare two positions, return 0 if they are the same, a negative
-  // number when a is less, and a positive number otherwise.
-  function cmp(a, b) { return a.line - b.line || a.ch - b.ch }
+      // W4. A single European separator between two European numbers
+      // changes to a European number. A single common separator between
+      // two numbers of the same type changes to that type.
+      for (var i$3 = 1, prev$1 = types[0]; i$3 < len - 1; ++i$3) {
+        var type$2 = types[i$3];
+        if (type$2 == "+" && prev$1 == "1" && types[i$3+1] == "1") { types[i$3] = "1"; }
+        else if (type$2 == "," && prev$1 == types[i$3+1] &&
+                 (prev$1 == "1" || prev$1 == "n")) { types[i$3] = prev$1; }
+        prev$1 = type$2;
+      }
 
-  function equalCursorPos(a, b) { return a.sticky == b.sticky && cmp(a, b) == 0 }
+      // W5. A sequence of European terminators adjacent to European
+      // numbers changes to all European numbers.
+      // W6. Otherwise, separators and terminators change to Other
+      // Neutral.
+      for (var i$4 = 0; i$4 < len; ++i$4) {
+        var type$3 = types[i$4];
+        if (type$3 == ",") { types[i$4] = "N"; }
+        else if (type$3 == "%") {
+          var end = (void 0);
+          for (end = i$4 + 1; end < len && types[end] == "%"; ++end) {}
+          var replace = (i$4 && types[i$4-1] == "!") || (end < len && types[end] == "1") ? "1" : "N";
+          for (var j = i$4; j < end; ++j) { types[j] = replace; }
+          i$4 = end - 1;
+        }
+      }
 
-  function copyPos(x) {return Pos(x.line, x.ch)}
-  function maxPos(a, b) { return cmp(a, b) < 0 ? b : a }
-  function minPos(a, b) { return cmp(a, b) < 0 ? a : b }
+      // W7. Search backwards from each instance of a European number
+      // until the first strong type (R, L, or sor) is found. If an L is
+      // found, then change the type of the European number to L.
+      for (var i$5 = 0, cur$1 = outerType; i$5 < len; ++i$5) {
+        var type$4 = types[i$5];
+        if (cur$1 == "L" && type$4 == "1") { types[i$5] = "L"; }
+        else if (isStrong.test(type$4)) { cur$1 = type$4; }
+      }
 
-  // Most of the external API clips given positions to make sure they
-  // actually exist within the document.
-  function clipLine(doc, n) {return Math.max(doc.first, Math.min(n, doc.first + doc.size - 1))}
-  function clipPos(doc, pos) {
-    if (pos.line < doc.first) { return Pos(doc.first, 0) }
-    var last = doc.first + doc.size - 1;
-    if (pos.line > last) { return Pos(last, getLine(doc, last).text.length) }
-    return clipToLen(pos, getLine(doc, pos.line).text.length)
+      // N1. A sequence of neutrals takes the direction of the
+      // surrounding strong text if the text on both sides has the same
+      // direction. European and Arabic numbers act as if they were R in
+      // terms of their influence on neutrals. Start-of-level-run (sor)
+      // and end-of-level-run (eor) are used at level run boundaries.
+      // N2. Any remaining neutrals take the embedding direction.
+      for (var i$6 = 0; i$6 < len; ++i$6) {
+        if (isNeutral.test(types[i$6])) {
+          var end$1 = (void 0);
+          for (end$1 = i$6 + 1; end$1 < len && isNeutral.test(types[end$1]); ++end$1) {}
+          var before = (i$6 ? types[i$6-1] : outerType) == "L";
+          var after = (end$1 < len ? types[end$1] : outerType) == "L";
+          var replace$1 = before == after ? (before ? "L" : "R") : outerType;
+          for (var j$1 = i$6; j$1 < end$1; ++j$1) { types[j$1] = replace$1; }
+          i$6 = end$1 - 1;
+        }
+      }
+
+      // Here we depart from the documented algorithm, in order to avoid
+      // building up an actual levels array. Since there are only three
+      // levels (0, 1, 2) in an implementation that doesn't take
+      // explicit embedding into account, we can build up the order on
+      // the fly, without following the level-based algorithm.
+      var order = [], m;
+      for (var i$7 = 0; i$7 < len;) {
+        if (countsAsLeft.test(types[i$7])) {
+          var start = i$7;
+          for (++i$7; i$7 < len && countsAsLeft.test(types[i$7]); ++i$7) {}
+          order.push(new BidiSpan(0, start, i$7));
+        } else {
+          var pos = i$7, at = order.length;
+          for (++i$7; i$7 < len && types[i$7] != "L"; ++i$7) {}
+          for (var j$2 = pos; j$2 < i$7;) {
+            if (countsAsNum.test(types[j$2])) {
+              if (pos < j$2) { order.splice(at, 0, new BidiSpan(1, pos, j$2)); }
+              var nstart = j$2;
+              for (++j$2; j$2 < i$7 && countsAsNum.test(types[j$2]); ++j$2) {}
+              order.splice(at, 0, new BidiSpan(2, nstart, j$2));
+              pos = j$2;
+            } else { ++j$2; }
+          }
+          if (pos < i$7) { order.splice(at, 0, new BidiSpan(1, pos, i$7)); }
+        }
+      }
+      if (direction == "ltr") {
+        if (order[0].level == 1 && (m = str.match(/^\s+/))) {
+          order[0].from = m[0].length;
+          order.unshift(new BidiSpan(0, 0, m[0].length));
+        }
+        if (lst(order).level == 1 && (m = str.match(/\s+$/))) {
+          lst(order).to -= m[0].length;
+          order.push(new BidiSpan(0, len - m[0].length, len));
+        }
+      }
+
+      return direction == "rtl" ? order.reverse() : order
+    }
+  })();
+
+  // Get the bidi ordering for the given line (and cache it). Returns
+  // false for lines that are fully left-to-right, and an array of
+  // BidiSpan objects otherwise.
+  function getOrder(line, direction) {
+    var order = line.order;
+    if (order == null) { order = line.order = bidiOrdering(line.text, direction); }
+    return order
   }
-  function clipToLen(pos, linelen) {
-    var ch = pos.ch;
-    if (ch == null || ch > linelen) { return Pos(pos.line, linelen) }
-    else if (ch < 0) { return Pos(pos.line, 0) }
-    else { return pos }
+
+  // EVENT HANDLING
+
+  // Lightweight event framework. on/off also work on DOM nodes,
+  // registering native DOM handlers.
+
+  var noHandlers = [];
+
+  var on = function(emitter, type, f) {
+    if (emitter.addEventListener) {
+      emitter.addEventListener(type, f, false);
+    } else if (emitter.attachEvent) {
+      emitter.attachEvent("on" + type, f);
+    } else {
+      var map$$1 = emitter._handlers || (emitter._handlers = {});
+      map$$1[type] = (map$$1[type] || noHandlers).concat(f);
+    }
+  };
+
+  function getHandlers(emitter, type) {
+    return emitter._handlers && emitter._handlers[type] || noHandlers
   }
-  function clipPosArray(doc, array) {
-    var out = [];
-    for (var i = 0; i < array.length; i++) { out[i] = clipPos(doc, array[i]); }
-    return out
+
+  function off(emitter, type, f) {
+    if (emitter.removeEventListener) {
+      emitter.removeEventListener(type, f, false);
+    } else if (emitter.detachEvent) {
+      emitter.detachEvent("on" + type, f);
+    } else {
+      var map$$1 = emitter._handlers, arr = map$$1 && map$$1[type];
+      if (arr) {
+        var index = indexOf(arr, f);
+        if (index > -1)
+          { map$$1[type] = arr.slice(0, index).concat(arr.slice(index + 1)); }
+      }
+    }
   }
 
-  // Optimize some code when these features are not used.
-  var sawReadOnlySpans = false, sawCollapsedSpans = false;
+  function signal(emitter, type /*, values...*/) {
+    var handlers = getHandlers(emitter, type);
+    if (!handlers.length) { return }
+    var args = Array.prototype.slice.call(arguments, 2);
+    for (var i = 0; i < handlers.length; ++i) { handlers[i].apply(null, args); }
+  }
 
-  function seeReadOnlySpans() {
-    sawReadOnlySpans = true;
+  // The DOM events that CodeMirror handles can be overridden by
+  // registering a (non-DOM) handler on the editor for the event name,
+  // and preventDefault-ing the event in that handler.
+  function signalDOMEvent(cm, e, override) {
+    if (typeof e == "string")
+      { e = {type: e, preventDefault: function() { this.defaultPrevented = true; }}; }
+    signal(cm, override || e.type, cm, e);
+    return e_defaultPrevented(e) || e.codemirrorIgnore
   }
 
-  function seeCollapsedSpans() {
-    sawCollapsedSpans = true;
+  function signalCursorActivity(cm) {
+    var arr = cm._handlers && cm._handlers.cursorActivity;
+    if (!arr) { return }
+    var set = cm.curOp.cursorActivityHandlers || (cm.curOp.cursorActivityHandlers = []);
+    for (var i = 0; i < arr.length; ++i) { if (indexOf(set, arr[i]) == -1)
+      { set.push(arr[i]); } }
   }
 
-  // TEXTMARKER SPANS
+  function hasHandler(emitter, type) {
+    return getHandlers(emitter, type).length > 0
+  }
 
-  function MarkedSpan(marker, from, to) {
-    this.marker = marker;
-    this.from = from; this.to = to;
+  // Add on and off methods to a constructor's prototype, to make
+  // registering events on such objects more convenient.
+  function eventMixin(ctor) {
+    ctor.prototype.on = function(type, f) {on(this, type, f);};
+    ctor.prototype.off = function(type, f) {off(this, type, f);};
   }
 
-  // Search an array of spans for a span matching the given marker.
-  function getMarkedSpanFor(spans, marker) {
-    if (spans) { for (var i = 0; i < spans.length; ++i) {
-      var span = spans[i];
-      if (span.marker == marker) { return span }
-    } }
+  // Due to the fact that we still support jurassic IE versions, some
+  // compatibility wrappers are needed.
+
+  function e_preventDefault(e) {
+    if (e.preventDefault) { e.preventDefault(); }
+    else { e.returnValue = false; }
   }
-  // Remove a span from an array, returning undefined if no spans are
-  // left (we don't store arrays for lines without spans).
-  function removeMarkedSpan(spans, span) {
-    var r;
-    for (var i = 0; i < spans.length; ++i)
-      { if (spans[i] != span) { (r || (r = [])).push(spans[i]); } }
-    return r
+  function e_stopPropagation(e) {
+    if (e.stopPropagation) { e.stopPropagation(); }
+    else { e.cancelBubble = true; }
   }
-  // Add a span to a line.
-  function addMarkedSpan(line, span) {
-    line.markedSpans = line.markedSpans ? line.markedSpans.concat([span]) : [span];
-    span.marker.attachLine(line);
+  function e_defaultPrevented(e) {
+    return e.defaultPrevented != null ? e.defaultPrevented : e.returnValue == false
   }
+  function e_stop(e) {e_preventDefault(e); e_stopPropagation(e);}
 
-  // Used for the algorithm that adjusts markers for a change in the
-  // document. These functions cut an array of spans at a given
-  // character position, returning an array of remaining chunks (or
-  // undefined if nothing remains).
-  function markedSpansBefore(old, startCh, isInsert) {
-    var nw;
-    if (old) { for (var i = 0; i < old.length; ++i) {
-      var span = old[i], marker = span.marker;
-      var startsBefore = span.from == null || (marker.inclusiveLeft ? span.from <= startCh : span.from < startCh);
-      if (startsBefore || span.from == startCh && marker.type == "bookmark" && (!isInsert || !span.marker.insertLeft)) {
-        var endsAfter = span.to == null || (marker.inclusiveRight ? span.to >= startCh : span.to > startCh)
-        ;(nw || (nw = [])).push(new MarkedSpan(marker, span.from, endsAfter ? null : span.to));
-      }
-    } }
-    return nw
-  }
-  function markedSpansAfter(old, endCh, isInsert) {
-    var nw;
-    if (old) { for (var i = 0; i < old.length; ++i) {
-      var span = old[i], marker = span.marker;
-      var endsAfter = span.to == null || (marker.inclusiveRight ? span.to >= endCh : span.to > endCh);
-      if (endsAfter || span.from == endCh && marker.type == "bookmark" && (!isInsert || span.marker.insertLeft)) {
-        var startsBefore = span.from == null || (marker.inclusiveLeft ? span.from <= endCh : span.from < endCh)
-        ;(nw || (nw = [])).push(new MarkedSpan(marker, startsBefore ? null : span.from - endCh,
-                                              span.to == null ? null : span.to - endCh));
-      }
-    } }
-    return nw
+  function e_target(e) {return e.target || e.srcElement}
+  function e_button(e) {
+    var b = e.which;
+    if (b == null) {
+      if (e.button & 1) { b = 1; }
+      else if (e.button & 2) { b = 3; }
+      else if (e.button & 4) { b = 2; }
+    }
+    if (mac && e.ctrlKey && b == 1) { b = 3; }
+    return b
   }
 
-  // Given a change object, compute the new set of marker spans that
-  // cover the line in which the change took place. Removes spans
-  // entirely within the change, reconnects spans belonging to the
-  // same marker that appear on both sides of the change, and cuts off
-  // spans partially within the change. Returns an array of span
-  // arrays with one element for each line in (after) the change.
-  function stretchSpansOverChange(doc, change) {
-    if (change.full) { return null }
-    var oldFirst = isLine(doc, change.from.line) && getLine(doc, change.from.line).markedSpans;
-    var oldLast = isLine(doc, change.to.line) && getLine(doc, change.to.line).markedSpans;
-    if (!oldFirst && !oldLast) { return null }
-
-    var startCh = change.from.ch, endCh = change.to.ch, isInsert = cmp(change.from, change.to) == 0;
-    // Get the spans that 'stick out' on both sides
-    var first = markedSpansBefore(oldFirst, startCh, isInsert);
-    var last = markedSpansAfter(oldLast, endCh, isInsert);
-
-    // Next, merge those two ends
-    var sameLine = change.text.length == 1, offset = lst(change.text).length + (sameLine ? startCh : 0);
-    if (first) {
-      // Fix up .to properties of first
-      for (var i = 0; i < first.length; ++i) {
-        var span = first[i];
-        if (span.to == null) {
-          var found = getMarkedSpanFor(last, span.marker);
-          if (!found) { span.to = startCh; }
-          else if (sameLine) { span.to = found.to == null ? null : found.to + offset; }
-        }
-      }
-    }
-    if (last) {
-      // Fix up .from in last (or move them into first in case of sameLine)
-      for (var i$1 = 0; i$1 < last.length; ++i$1) {
-        var span$1 = last[i$1];
-        if (span$1.to != null) { span$1.to += offset; }
-        if (span$1.from == null) {
-          var found$1 = getMarkedSpanFor(first, span$1.marker);
-          if (!found$1) {
-            span$1.from = offset;
-            if (sameLine) { (first || (first = [])).push(span$1); }
-          }
-        } else {
-          span$1.from += offset;
-          if (sameLine) { (first || (first = [])).push(span$1); }
-        }
-      }
-    }
-    // Make sure we didn't create any zero-length spans
-    if (first) { first = clearEmptySpans(first); }
-    if (last && last != first) { last = clearEmptySpans(last); }
+  // Detect drag-and-drop
+  var dragAndDrop = function() {
+    // There is *some* kind of drag-and-drop support in IE6-8, but I
+    // couldn't get it to work yet.
+    if (ie && ie_version < 9) { return false }
+    var div = elt('div');
+    return "draggable" in div || "dragDrop" in div
+  }();
 
-    var newMarkers = [first];
-    if (!sameLine) {
-      // Fill gap with whole-line-spans
-      var gap = change.text.length - 2, gapMarkers;
-      if (gap > 0 && first)
-        { for (var i$2 = 0; i$2 < first.length; ++i$2)
-          { if (first[i$2].to == null)
-            { (gapMarkers || (gapMarkers = [])).push(new MarkedSpan(first[i$2].marker, null, null)); } } }
-      for (var i$3 = 0; i$3 < gap; ++i$3)
-        { newMarkers.push(gapMarkers); }
-      newMarkers.push(last);
+  var zwspSupported;
+  function zeroWidthElement(measure) {
+    if (zwspSupported == null) {
+      var test = elt("span", "\u200b");
+      removeChildrenAndAdd(measure, elt("span", [test, document.createTextNode("x")]));
+      if (measure.firstChild.offsetHeight != 0)
+        { zwspSupported = test.offsetWidth <= 1 && test.offsetHeight > 2 && !(ie && ie_version < 8); }
     }
-    return newMarkers
+    var node = zwspSupported ? elt("span", "\u200b") :
+      elt("span", "\u00a0", null, "display: inline-block; width: 1px; margin-right: -1px");
+    node.setAttribute("cm-text", "");
+    return node
   }
 
-  // Remove spans that are empty and don't have a clearWhenEmpty
-  // option of false.
-  function clearEmptySpans(spans) {
-    for (var i = 0; i < spans.length; ++i) {
-      var span = spans[i];
-      if (span.from != null && span.from == span.to && span.marker.clearWhenEmpty !== false)
-        { spans.splice(i--, 1); }
-    }
-    if (!spans.length) { return null }
-    return spans
+  // Feature-detect IE's crummy client rect reporting for bidi text
+  var badBidiRects;
+  function hasBadBidiRects(measure) {
+    if (badBidiRects != null) { return badBidiRects }
+    var txt = removeChildrenAndAdd(measure, document.createTextNode("A\u062eA"));
+    var r0 = range(txt, 0, 1).getBoundingClientRect();
+    var r1 = range(txt, 1, 2).getBoundingClientRect();
+    removeChildren(measure);
+    if (!r0 || r0.left == r0.right) { return false } // Safari returns null in some cases (#2780)
+    return badBidiRects = (r1.right - r0.right < 3)
   }
 
-  // Used to 'clip' out readOnly ranges when making a change.
-  function removeReadOnlyRanges(doc, from, to) {
-    var markers = null;
-    doc.iter(from.line, to.line + 1, function (line) {
-      if (line.markedSpans) { for (var i = 0; i < line.markedSpans.length; ++i) {
-        var mark = line.markedSpans[i].marker;
-        if (mark.readOnly && (!markers || indexOf(markers, mark) == -1))
-          { (markers || (markers = [])).push(mark); }
-      } }
-    });
-    if (!markers) { return null }
-    var parts = [{from: from, to: to}];
-    for (var i = 0; i < markers.length; ++i) {
-      var mk = markers[i], m = mk.find(0);
-      for (var j = 0; j < parts.length; ++j) {
-        var p = parts[j];
-        if (cmp(p.to, m.from) < 0 || cmp(p.from, m.to) > 0) { continue }
-        var newParts = [j, 1], dfrom = cmp(p.from, m.from), dto = cmp(p.to, m.to);
-        if (dfrom < 0 || !mk.inclusiveLeft && !dfrom)
-          { newParts.push({from: p.from, to: m.from}); }
-        if (dto > 0 || !mk.inclusiveRight && !dto)
-          { newParts.push({from: m.to, to: p.to}); }
-        parts.splice.apply(parts, newParts);
-        j += newParts.length - 3;
+  // See if "".split is the broken IE version, if so, provide an
+  // alternative way to split lines.
+  var splitLinesAuto = "\n\nb".split(/\n/).length != 3 ? function (string) {
+    var pos = 0, result = [], l = string.length;
+    while (pos <= l) {
+      var nl = string.indexOf("\n", pos);
+      if (nl == -1) { nl = string.length; }
+      var line = string.slice(pos, string.charAt(nl - 1) == "\r" ? nl - 1 : nl);
+      var rt = line.indexOf("\r");
+      if (rt != -1) {
+        result.push(line.slice(0, rt));
+        pos += rt + 1;
+      } else {
+        result.push(line);
+        pos = nl + 1;
       }
     }
-    return parts
-  }
+    return result
+  } : function (string) { return string.split(/\r\n?|\n/); };
 
-  // Connect or disconnect spans from a line.
-  function detachMarkedSpans(line) {
-    var spans = line.markedSpans;
-    if (!spans) { return }
-    for (var i = 0; i < spans.length; ++i)
-      { spans[i].marker.detachLine(line); }
-    line.markedSpans = null;
-  }
-  function attachMarkedSpans(line, spans) {
-    if (!spans) { return }
-    for (var i = 0; i < spans.length; ++i)
-      { spans[i].marker.attachLine(line); }
-    line.markedSpans = spans;
-  }
+  var hasSelection = window.getSelection ? function (te) {
+    try { return te.selectionStart != te.selectionEnd }
+    catch(e) { return false }
+  } : function (te) {
+    var range$$1;
+    try {range$$1 = te.ownerDocument.selection.createRange();}
+    catch(e) {}
+    if (!range$$1 || range$$1.parentElement() != te) { return false }
+    return range$$1.compareEndPoints("StartToEnd", range$$1) != 0
+  };
 
-  // Helpers used when computing which overlapping collapsed span
-  // counts as the larger one.
-  function extraLeft(marker) { return marker.inclusiveLeft ? -1 : 0 }
-  function extraRight(marker) { return marker.inclusiveRight ? 1 : 0 }
+  var hasCopyEvent = (function () {
+    var e = elt("div");
+    if ("oncopy" in e) { return true }
+    e.setAttribute("oncopy", "return;");
+    return typeof e.oncopy == "function"
+  })();
 
-  // Returns a number indicating which of two overlapping collapsed
-  // spans is larger (and thus includes the other). Falls back to
-  // comparing ids when the spans cover exactly the same range.
-  function compareCollapsedMarkers(a, b) {
-    var lenDiff = a.lines.length - b.lines.length;
-    if (lenDiff != 0) { return lenDiff }
-    var aPos = a.find(), bPos = b.find();
-    var fromCmp = cmp(aPos.from, bPos.from) || extraLeft(a) - extraLeft(b);
-    if (fromCmp) { return -fromCmp }
-    var toCmp = cmp(aPos.to, bPos.to) || extraRight(a) - extraRight(b);
-    if (toCmp) { return toCmp }
-    return b.id - a.id
+  var badZoomedRects = null;
+  function hasBadZoomedRects(measure) {
+    if (badZoomedRects != null) { return badZoomedRects }
+    var node = removeChildrenAndAdd(measure, elt("span", "x"));
+    var normal = node.getBoundingClientRect();
+    var fromRange = range(node, 0, 1).getBoundingClientRect();
+    return badZoomedRects = Math.abs(normal.left - fromRange.left) > 1
   }
 
-  // Find out whether a line ends or starts in a collapsed span. If
-  // so, return the marker for that span.
-  function collapsedSpanAtSide(line, start) {
-    var sps = sawCollapsedSpans && line.markedSpans, found;
-    if (sps) { for (var sp = (void 0), i = 0; i < sps.length; ++i) {
-      sp = sps[i];
-      if (sp.marker.collapsed && (start ? sp.from : sp.to) == null &&
-          (!found || compareCollapsedMarkers(found, sp.marker) < 0))
-        { found = sp.marker; }
-    } }
-    return found
+  // Known modes, by name and by MIME
+  var modes = {}, mimeModes = {};
+
+  // Extra arguments are stored as the mode's dependencies, which is
+  // used by (legacy) mechanisms like loadmode.js to automatically
+  // load a mode. (Preferred mechanism is the require/define calls.)
+  function defineMode(name, mode) {
+    if (arguments.length > 2)
+      { mode.dependencies = Array.prototype.slice.call(arguments, 2); }
+    modes[name] = mode;
   }
-  function collapsedSpanAtStart(line) { return collapsedSpanAtSide(line, true) }
-  function collapsedSpanAtEnd(line) { return collapsedSpanAtSide(line, false) }
 
-  function collapsedSpanAround(line, ch) {
-    var sps = sawCollapsedSpans && line.markedSpans, found;
-    if (sps) { for (var i = 0; i < sps.length; ++i) {
-      var sp = sps[i];
-      if (sp.marker.collapsed && (sp.from == null || sp.from < ch) && (sp.to == null || sp.to > ch) &&
-          (!found || compareCollapsedMarkers(found, sp.marker) < 0)) { found = sp.marker; }
-    } }
-    return found
+  function defineMIME(mime, spec) {
+    mimeModes[mime] = spec;
   }
 
-  // Test whether there exists a collapsed span that partially
-  // overlaps (covers the start or end, but not both) of a new span.
-  // Such overlap is not allowed.
-  function conflictingCollapsedRange(doc, lineNo$$1, from, to, marker) {
-    var line = getLine(doc, lineNo$$1);
-    var sps = sawCollapsedSpans && line.markedSpans;
-    if (sps) { for (var i = 0; i < sps.length; ++i) {
-      var sp = sps[i];
-      if (!sp.marker.collapsed) { continue }
-      var found = sp.marker.find(0);
-      var fromCmp = cmp(found.from, from) || extraLeft(sp.marker) - extraLeft(marker);
-      var toCmp = cmp(found.to, to) || extraRight(sp.marker) - extraRight(marker);
-      if (fromCmp >= 0 && toCmp <= 0 || fromCmp <= 0 && toCmp >= 0) { continue }
-      if (fromCmp <= 0 && (sp.marker.inclusiveRight && marker.inclusiveLeft ? cmp(found.to, from) >= 0 : cmp(found.to, from) > 0) ||
-          fromCmp >= 0 && (sp.marker.inclusiveRight && marker.inclusiveLeft ? cmp(found.from, to) <= 0 : cmp(found.from, to) < 0))
-        { return true }
-    } }
-  }
-
-  // A visual line is a line as drawn on the screen. Folding, for
-  // example, can cause multiple logical lines to appear on the same
-  // visual line. This finds the start of the visual line that the
-  // given line is part of (usually that is the line itself).
-  function visualLine(line) {
-    var merged;
-    while (merged = collapsedSpanAtStart(line))
-      { line = merged.find(-1, true).line; }
-    return line
-  }
-
-  function visualLineEnd(line) {
-    var merged;
-    while (merged = collapsedSpanAtEnd(line))
-      { line = merged.find(1, true).line; }
-    return line
+  // Given a MIME type, a {name, ...options} config object, or a name
+  // string, return a mode config object.
+  function resolveMode(spec) {
+    if (typeof spec == "string" && mimeModes.hasOwnProperty(spec)) {
+      spec = mimeModes[spec];
+    } else if (spec && typeof spec.name == "string" && mimeModes.hasOwnProperty(spec.name)) {
+      var found = mimeModes[spec.name];
+      if (typeof found == "string") { found = {name: found}; }
+      spec = createObj(found, spec);
+      spec.name = found.name;
+    } else if (typeof spec == "string" && /^[\w\-]+\/[\w\-]+\+xml$/.test(spec)) {
+      return resolveMode("application/xml")
+    } else if (typeof spec == "string" && /^[\w\-]+\/[\w\-]+\+json$/.test(spec)) {
+      return resolveMode("application/json")
+    }
+    if (typeof spec == "string") { return {name: spec} }
+    else { return spec || {name: "null"} }
   }
 
-  // Returns an array of logical lines that continue the visual line
-  // started by the argument, or undefined if there are no such lines.
-  function visualLineContinued(line) {
-    var merged, lines;
-    while (merged = collapsedSpanAtEnd(line)) {
-      line = merged.find(1, true).line
-      ;(lines || (lines = [])).push(line);
+  // Given a mode spec (anything that resolveMode accepts), find and
+  // initialize an actual mode object.
+  function getMode(options, spec) {
+    spec = resolveMode(spec);
+    var mfactory = modes[spec.name];
+    if (!mfactory) { return getMode(options, "text/plain") }
+    var modeObj = mfactory(options, spec);
+    if (modeExtensions.hasOwnProperty(spec.name)) {
+      var exts = modeExtensions[spec.name];
+      for (var prop in exts) {
+        if (!exts.hasOwnProperty(prop)) { continue }
+        if (modeObj.hasOwnProperty(prop)) { modeObj["_" + prop] = modeObj[prop]; }
+        modeObj[prop] = exts[prop];
+      }
     }
-    return lines
-  }
+    modeObj.name = spec.name;
+    if (spec.helperType) { modeObj.helperType = spec.helperType; }
+    if (spec.modeProps) { for (var prop$1 in spec.modeProps)
+      { modeObj[prop$1] = spec.modeProps[prop$1]; } }
 
-  // Get the line number of the start of the visual line that the
-  // given line number is part of.
-  function visualLineNo(doc, lineN) {
-    var line = getLine(doc, lineN), vis = visualLine(line);
-    if (line == vis) { return lineN }
-    return lineNo(vis)
+    return modeObj
   }
 
-  // Get the line number of the start of the next visual line after
-  // the given line.
-  function visualLineEndNo(doc, lineN) {
-    if (lineN > doc.lastLine()) { return lineN }
-    var line = getLine(doc, lineN), merged;
-    if (!lineIsHidden(doc, line)) { return lineN }
-    while (merged = collapsedSpanAtEnd(line))
-      { line = merged.find(1, true).line; }
-    return lineNo(line) + 1
+  // This can be used to attach properties to mode objects from
+  // outside the actual mode definition.
+  var modeExtensions = {};
+  function extendMode(mode, properties) {
+    var exts = modeExtensions.hasOwnProperty(mode) ? modeExtensions[mode] : (modeExtensions[mode] = {});
+    copyObj(properties, exts);
   }
 
-  // Compute whether a line is hidden. Lines count as hidden when they
-  // are part of a visual line that starts with another line, or when
-  // they are entirely covered by collapsed, non-widget span.
-  function lineIsHidden(doc, line) {
-    var sps = sawCollapsedSpans && line.markedSpans;
-    if (sps) { for (var sp = (void 0), i = 0; i < sps.length; ++i) {
-      sp = sps[i];
-      if (!sp.marker.collapsed) { continue }
-      if (sp.from == null) { return true }
-      if (sp.marker.widgetNode) { continue }
-      if (sp.from == 0 && sp.marker.inclusiveLeft && lineIsHiddenInner(doc, line, sp))
-        { return true }
-    } }
-  }
-  function lineIsHiddenInner(doc, line, span) {
-    if (span.to == null) {
-      var end = span.marker.find(1, true);
-      return lineIsHiddenInner(doc, end.line, getMarkedSpanFor(end.line.markedSpans, span.marker))
-    }
-    if (span.marker.inclusiveRight && span.to == line.text.length)
-      { return true }
-    for (var sp = (void 0), i = 0; i < line.markedSpans.length; ++i) {
-      sp = line.markedSpans[i];
-      if (sp.marker.collapsed && !sp.marker.widgetNode && sp.from == span.to &&
-          (sp.to == null || sp.to != span.from) &&
-          (sp.marker.inclusiveLeft || span.marker.inclusiveRight) &&
-          lineIsHiddenInner(doc, line, sp)) { return true }
+  function copyState(mode, state) {
+    if (state === true) { return state }
+    if (mode.copyState) { return mode.copyState(state) }
+    var nstate = {};
+    for (var n in state) {
+      var val = state[n];
+      if (val instanceof Array) { val = val.concat([]); }
+      nstate[n] = val;
     }
+    return nstate
   }
 
-  // Find the height above the given line.
-  function heightAtLine(lineObj) {
-    lineObj = visualLine(lineObj);
-
-    var h = 0, chunk = lineObj.parent;
-    for (var i = 0; i < chunk.lines.length; ++i) {
-      var line = chunk.lines[i];
-      if (line == lineObj) { break }
-      else { h += line.height; }
-    }
-    for (var p = chunk.parent; p; chunk = p, p = chunk.parent) {
-      for (var i$1 = 0; i$1 < p.children.length; ++i$1) {
-        var cur = p.children[i$1];
-        if (cur == chunk) { break }
-        else { h += cur.height; }
-      }
+  // Given a mode and a state (for that mode), find the inner mode and
+  // state at the position that the state refers to.
+  function innerMode(mode, state) {
+    var info;
+    while (mode.innerMode) {
+      info = mode.innerMode(state);
+      if (!info || info.mode == mode) { break }
+      state = info.state;
+      mode = info.mode;
     }
-    return h
+    return info || {mode: mode, state: state}
   }
 
-  // Compute the character length of a line, taking into account
-  // collapsed ranges (see markText) that might hide parts, and join
-  // other lines onto it.
-  function lineLength(line) {
-    if (line.height == 0) { return 0 }
-    var len = line.text.length, merged, cur = line;
-    while (merged = collapsedSpanAtStart(cur)) {
-      var found = merged.find(0, true);
-      cur = found.from.line;
-      len += found.from.ch - found.to.ch;
-    }
-    cur = line;
-    while (merged = collapsedSpanAtEnd(cur)) {
-      var found$1 = merged.find(0, true);
-      len -= cur.text.length - found$1.from.ch;
-      cur = found$1.to.line;
-      len += cur.text.length - found$1.to.ch;
-    }
-    return len
+  function startState(mode, a1, a2) {
+    return mode.startState ? mode.startState(a1, a2) : true
   }
 
-  // Find the longest line in the document.
-  function findMaxLine(cm) {
-    var d = cm.display, doc = cm.doc;
-    d.maxLine = getLine(doc, doc.first);
-    d.maxLineLength = lineLength(d.maxLine);
-    d.maxLineChanged = true;
-    doc.iter(function (line) {
-      var len = lineLength(line);
-      if (len > d.maxLineLength) {
-        d.maxLineLength = len;
-        d.maxLine = line;
-      }
-    });
-  }
+  // STRING STREAM
 
-  // BIDI HELPERS
+  // Fed to the mode parsers, provides helper functions to make
+  // parsers more succinct.
 
-  function iterateBidiSections(order, from, to, f) {
-    if (!order) { return f(from, to, "ltr", 0) }
-    var found = false;
-    for (var i = 0; i < order.length; ++i) {
-      var part = order[i];
-      if (part.from < to && part.to > from || from == to && part.to == from) {
-        f(Math.max(part.from, from), Math.min(part.to, to), part.level == 1 ? "rtl" : "ltr", i);
-        found = true;
-      }
-    }
-    if (!found) { f(from, to, "ltr"); }
-  }
+  var StringStream = function(string, tabSize, lineOracle) {
+    this.pos = this.start = 0;
+    this.string = string;
+    this.tabSize = tabSize || 8;
+    this.lastColumnPos = this.lastColumnValue = 0;
+    this.lineStart = 0;
+    this.lineOracle = lineOracle;
+  };
 
-  var bidiOther = null;
-  function getBidiPartAt(order, ch, sticky) {
-    var found;
-    bidiOther = null;
-    for (var i = 0; i < order.length; ++i) {
-      var cur = order[i];
-      if (cur.from < ch && cur.to > ch) { return i }
-      if (cur.to == ch) {
-        if (cur.from != cur.to && sticky == "before") { found = i; }
-        else { bidiOther = i; }
-      }
-      if (cur.from == ch) {
-        if (cur.from != cur.to && sticky != "before") { found = i; }
-        else { bidiOther = i; }
-      }
-    }
-    return found != null ? found : bidiOther
-  }
+  StringStream.prototype.eol = function () {return this.pos >= this.string.length};
+  StringStream.prototype.sol = function () {return this.pos == this.lineStart};
+  StringStream.prototype.peek = function () {return this.string.charAt(this.pos) || undefined};
+  StringStream.prototype.next = function () {
+    if (this.pos < this.string.length)
+      { return this.string.charAt(this.pos++) }
+  };
+  StringStream.prototype.eat = function (match) {
+    var ch = this.string.charAt(this.pos);
+    var ok;
+    if (typeof match == "string") { ok = ch == match; }
+    else { ok = ch && (match.test ? match.test(ch) : match(ch)); }
+    if (ok) {++this.pos; return ch}
+  };
+  StringStream.prototype.eatWhile = function (match) {
+    var start = this.pos;
+    while (this.eat(match)){}
+    return this.pos > start
+  };
+  StringStream.prototype.eatSpace = function () {
+      var this$1 = this;
 
-  // Bidirectional ordering algorithm
-  // See http://unicode.org/reports/tr9/tr9-13.html for the algorithm
-  // that this (partially) implements.
-
-  // One-char codes used for character types:
-  // L (L):   Left-to-Right
-  // R (R):   Right-to-Left
-  // r (AL):  Right-to-Left Arabic
-  // 1 (EN):  European Number
-  // + (ES):  European Number Separator
-  // % (ET):  European Number Terminator
-  // n (AN):  Arabic Number
-  // , (CS):  Common Number Separator
-  // m (NSM): Non-Spacing Mark
-  // b (BN):  Boundary Neutral
-  // s (B):   Paragraph Separator
-  // t (S):   Segment Separator
-  // w (WS):  Whitespace
-  // N (ON):  Other Neutrals
-
-  // Returns null if characters are ordered as they appear
-  // (left-to-right), or an array of sections ({from, to, level}
-  // objects) in the order in which they occur visually.
-  var bidiOrdering = (function() {
-    // Character types for codepoints 0 to 0xff
-    var lowTypes = "bbbbbbbbbtstwsbbbbbbbbbbbbbbssstwNN%%%NNNNNN,N,N1111111111NNNNNNNLLLLLLLLLLLLLLLLLLLLLLLLLLNNNNNNLLLLLLLLLLLLLLLLLLLLLLLLLLNNNNbbbbbbsbbbbbbbbbbbbbbbbbbbbbbbbbb,N%%%%NNNNLNNNNN%%11NLNNN1LNNNNNLLLLLLLLLLLLLLLLLLLLLLLNLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLN";
-    // Character types for codepoints 0x600 to 0x6f9
-    var arabicTypes = "nnnnnnNNr%%r,rNNmmmmmmmmmmmrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrmmmmmmmmmmmmmmmmmmmmmnnnnnnnnnn%nnrrrmrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrmmmmmmmnNmmmmmmrrmmNmmmmrr1111111111";
-    function charType(code) {
-      if (code <= 0xf7) { return lowTypes.charAt(code) }
-      else if (0x590 <= code && code <= 0x5f4) { return "R" }
-      else if (0x600 <= code && code <= 0x6f9) { return arabicTypes.charAt(code - 0x600) }
-      else if (0x6ee <= code && code <= 0x8ac) { return "r" }
-      else if (0x2000 <= code && code <= 0x200b) { return "w" }
-      else if (code == 0x200c) { return "b" }
-      else { return "L" }
+    var start = this.pos;
+    while (/[\s\u00a0]/.test(this.string.charAt(this.pos))) { ++this$1.pos; }
+    return this.pos > start
+  };
+  StringStream.prototype.skipToEnd = function () {this.pos = this.string.length;};
+  StringStream.prototype.skipTo = function (ch) {
+    var found = this.string.indexOf(ch, this.pos);
+    if (found > -1) {this.pos = found; return true}
+  };
+  StringStream.prototype.backUp = function (n) {this.pos -= n;};
+  StringStream.prototype.column = function () {
+    if (this.lastColumnPos < this.start) {
+      this.lastColumnValue = countColumn(this.string, this.start, this.tabSize, this.lastColumnPos, this.lastColumnValue);
+      this.lastColumnPos = this.start;
     }
+    return this.lastColumnValue - (this.lineStart ? countColumn(this.string, this.lineStart, this.tabSize) : 0)
+  };
+  StringStream.prototype.indentation = function () {
+    return countColumn(this.string, null, this.tabSize) -
+      (this.lineStart ? countColumn(this.string, this.lineStart, this.tabSize) : 0)
+  };
+  StringStream.prototype.match = function (pattern, consume, caseInsensitive) {
+    if (typeof pattern == "string") {
+      var cased = function (str) { return caseInsensitive ? str.toLowerCase() : str; };
+      var substr = this.string.substr(this.pos, pattern.length);
+      if (cased(substr) == cased(pattern)) {
+        if (consume !== false) { this.pos += pattern.length; }
+        return true
+      }
+    } else {
+      var match = this.string.slice(this.pos).match(pattern);
+      if (match && match.index > 0) { return null }
+      if (match && consume !== false) { this.pos += match[0].length; }
+      return match
+    }
+  };
+  StringStream.prototype.current = function (){return this.string.slice(this.start, this.pos)};
+  StringStream.prototype.hideFirstChars = function (n, inner) {
+    this.lineStart += n;
+    try { return inner() }
+    finally { this.lineStart -= n; }
+  };
+  StringStream.prototype.lookAhead = function (n) {
+    var oracle = this.lineOracle;
+    return oracle && oracle.lookAhead(n)
+  };
+  StringStream.prototype.baseToken = function () {
+    var oracle = this.lineOracle;
+    return oracle && oracle.baseToken(this.pos)
+  };
 
-    var bidiRE = /[\u0590-\u05f4\u0600-\u06ff\u0700-\u08ac]/;
-    var isNeutral = /[stwN]/, isStrong = /[LRr]/, countsAsLeft = /[Lb1n]/, countsAsNum = /[1n]/;
-
-    function BidiSpan(level, from, to) {
-      this.level = level;
-      this.from = from; this.to = to;
+  // Find the line object corresponding to the given line number.
+  function getLine(doc, n) {
+    n -= doc.first;
+    if (n < 0 || n >= doc.size) { throw new Error("There is no line " + (n + doc.first) + " in the document.") }
+    var chunk = doc;
+    while (!chunk.lines) {
+      for (var i = 0;; ++i) {
+        var child = chunk.children[i], sz = child.chunkSize();
+        if (n < sz) { chunk = child; break }
+        n -= sz;
+      }
     }
+    return chunk.lines[n]
+  }
 
-    return function(str, direction) {
-      var outerType = direction == "ltr" ? "L" : "R";
+  // Get the part of a document between two positions, as an array of
+  // strings.
+  function getBetween(doc, start, end) {
+    var out = [], n = start.line;
+    doc.iter(start.line, end.line + 1, function (line) {
+      var text = line.text;
+      if (n == end.line) { text = text.slice(0, end.ch); }
+      if (n == start.line) { text = text.slice(start.ch); }
+      out.push(text);
+      ++n;
+    });
+    return out
+  }
+  // Get the lines between from and to, as array of strings.
+  function getLines(doc, from, to) {
+    var out = [];
+    doc.iter(from, to, function (line) { out.push(line.text); }); // iter aborts when callback returns truthy value
+    return out
+  }
 
-      if (str.length == 0 || direction == "ltr" && !bidiRE.test(str)) { return false }
-      var len = str.length, types = [];
-      for (var i = 0; i < len; ++i)
-        { types.push(charType(str.charCodeAt(i))); }
+  // Update the height of a line, propagating the height change
+  // upwards to parent nodes.
+  function updateLineHeight(line, height) {
+    var diff = height - line.height;
+    if (diff) { for (var n = line; n; n = n.parent) { n.height += diff; } }
+  }
 
-      // W1. Examine each non-spacing mark (NSM) in the level run, and
-      // change the type of the NSM to the type of the previous
-      // character. If the NSM is at the start of the level run, it will
-      // get the type of sor.
-      for (var i$1 = 0, prev = outerType; i$1 < len; ++i$1) {
-        var type = types[i$1];
-        if (type == "m") { types[i$1] = prev; }
-        else { prev = type; }
+  // Given a line object, find its line number by walking up through
+  // its parent links.
+  function lineNo(line) {
+    if (line.parent == null) { return null }
+    var cur = line.parent, no = indexOf(cur.lines, line);
+    for (var chunk = cur.parent; chunk; cur = chunk, chunk = chunk.parent) {
+      for (var i = 0;; ++i) {
+        if (chunk.children[i] == cur) { break }
+        no += chunk.children[i].chunkSize();
       }
+    }
+    return no + cur.first
+  }
 
-      // W2. Search backwards from each instance of a European number
-      // until the first strong type (R, L, AL, or sor) is found. If an
-      // AL is found, change the type of the European number to Arabic
-      // number.
-      // W3. Change all ALs to R.
-      for (var i$2 = 0, cur = outerType; i$2 < len; ++i$2) {
-        var type$1 = types[i$2];
-        if (type$1 == "1" && cur == "r") { types[i$2] = "n"; }
-        else if (isStrong.test(type$1)) { cur = type$1; if (type$1 == "r") { types[i$2] = "R"; } }
+  // Find the line at the given vertical position, using the height
+  // information in the document tree.
+  function lineAtHeight(chunk, h) {
+    var n = chunk.first;
+    outer: do {
+      for (var i$1 = 0; i$1 < chunk.children.length; ++i$1) {
+        var child = chunk.children[i$1], ch = child.height;
+        if (h < ch) { chunk = child; continue outer }
+        h -= ch;
+        n += child.chunkSize();
       }
+      return n
+    } while (!chunk.lines)
+    var i = 0;
+    for (; i < chunk.lines.length; ++i) {
+      var line = chunk.lines[i], lh = line.height;
+      if (h < lh) { break }
+      h -= lh;
+    }
+    return n + i
+  }
 
-      // W4. A single European separator between two European numbers
-      // changes to a European number. A single common separator between
-      // two numbers of the same type changes to that type.
-      for (var i$3 = 1, prev$1 = types[0]; i$3 < len - 1; ++i$3) {
-        var type$2 = types[i$3];
-        if (type$2 == "+" && prev$1 == "1" && types[i$3+1] == "1") { types[i$3] = "1"; }
-        else if (type$2 == "," && prev$1 == types[i$3+1] &&
-                 (prev$1 == "1" || prev$1 == "n")) { types[i$3] = prev$1; }
-        prev$1 = type$2;
-      }
+  function isLine(doc, l) {return l >= doc.first && l < doc.first + doc.size}
 
-      // W5. A sequence of European terminators adjacent to European
-      // numbers changes to all European numbers.
-      // W6. Otherwise, separators and terminators change to Other
-      // Neutral.
-      for (var i$4 = 0; i$4 < len; ++i$4) {
-        var type$3 = types[i$4];
-        if (type$3 == ",") { types[i$4] = "N"; }
-        else if (type$3 == "%") {
-          var end = (void 0);
-          for (end = i$4 + 1; end < len && types[end] == "%"; ++end) {}
-          var replace = (i$4 && types[i$4-1] == "!") || (end < len && types[end] == "1") ? "1" : "N";
-          for (var j = i$4; j < end; ++j) { types[j] = replace; }
-          i$4 = end - 1;
-        }
-      }
+  function lineNumberFor(options, i) {
+    return String(options.lineNumberFormatter(i + options.firstLineNumber))
+  }
 
-      // W7. Search backwards from each instance of a European number
-      // until the first strong type (R, L, or sor) is found. If an L is
-      // found, then change the type of the European number to L.
-      for (var i$5 = 0, cur$1 = outerType; i$5 < len; ++i$5) {
-        var type$4 = types[i$5];
-        if (cur$1 == "L" && type$4 == "1") { types[i$5] = "L"; }
-        else if (isStrong.test(type$4)) { cur$1 = type$4; }
-      }
+  // A Pos instance represents a position within the text.
+  function Pos(line, ch, sticky) {
+    if ( sticky === void 0 ) sticky = null;
 
-      // N1. A sequence of neutrals takes the direction of the
-      // surrounding strong text if the text on both sides has the same
-      // direction. European and Arabic numbers act as if they were R in
-      // terms of their influence on neutrals. Start-of-level-run (sor)
-      // and end-of-level-run (eor) are used at level run boundaries.
-      // N2. Any remaining neutrals take the embedding direction.
-      for (var i$6 = 0; i$6 < len; ++i$6) {
-        if (isNeutral.test(types[i$6])) {
-          var end$1 = (void 0);
-          for (end$1 = i$6 + 1; end$1 < len && isNeutral.test(types[end$1]); ++end$1) {}
-          var before = (i$6 ? types[i$6-1] : outerType) == "L";
-          var after = (end$1 < len ? types[end$1] : outerType) == "L";
-          var replace$1 = before == after ? (before ? "L" : "R") : outerType;
-          for (var j$1 = i$6; j$1 < end$1; ++j$1) { types[j$1] = replace$1; }
-          i$6 = end$1 - 1;
-        }
-      }
+    if (!(this instanceof Pos)) { return new Pos(line, ch, sticky) }
+    this.line = line;
+    this.ch = ch;
+    this.sticky = sticky;
+  }
 
-      // Here we depart from the documented algorithm, in order to avoid
-      // building up an actual levels array. Since there are only three
-      // levels (0, 1, 2) in an implementation that doesn't take
-      // explicit embedding into account, we can build up the order on
-      // the fly, without following the level-based algorithm.
-      var order = [], m;
-      for (var i$7 = 0; i$7 < len;) {
-        if (countsAsLeft.test(types[i$7])) {
-          var start = i$7;
-          for (++i$7; i$7 < len && countsAsLeft.test(types[i$7]); ++i$7) {}
-          order.push(new BidiSpan(0, start, i$7));
-        } else {
-          var pos = i$7, at = order.length;
-          for (++i$7; i$7 < len && types[i$7] != "L"; ++i$7) {}
-          for (var j$2 = pos; j$2 < i$7;) {
-            if (countsAsNum.test(types[j$2])) {
-              if (pos < j$2) { order.splice(at, 0, new BidiSpan(1, pos, j$2)); }
-              var nstart = j$2;
-              for (++j$2; j$2 < i$7 && countsAsNum.test(types[j$2]); ++j$2) {}
-              order.splice(at, 0, new BidiSpan(2, nstart, j$2));
-              pos = j$2;
-            } else { ++j$2; }
-          }
-          if (pos < i$7) { order.splice(at, 0, new BidiSpan(1, pos, i$7)); }
-        }
-      }
-      if (direction == "ltr") {
-        if (order[0].level == 1 && (m = str.match(/^\s+/))) {
-          order[0].from = m[0].length;
-          order.unshift(new BidiSpan(0, 0, m[0].length));
-        }
-        if (lst(order).level == 1 && (m = str.match(/\s+$/))) {
-          lst(order).to -= m[0].length;
-          order.push(new BidiSpan(0, len - m[0].length, len));
-        }
-      }
+  // Compare two positions, return 0 if they are the same, a negative
+  // number when a is less, and a positive number otherwise.
+  function cmp(a, b) { return a.line - b.line || a.ch - b.ch }
 
-      return direction == "rtl" ? order.reverse() : order
-    }
-  })();
+  function equalCursorPos(a, b) { return a.sticky == b.sticky && cmp(a, b) == 0 }
 
-  // Get the bidi ordering for the given line (and cache it). Returns
-  // false for lines that are fully left-to-right, and an array of
-  // BidiSpan objects otherwise.
-  function getOrder(line, direction) {
-    var order = line.order;
-    if (order == null) { order = line.order = bidiOrdering(line.text, direction); }
-    return order
+  function copyPos(x) {return Pos(x.line, x.ch)}
+  function maxPos(a, b) { return cmp(a, b) < 0 ? b : a }
+  function minPos(a, b) { return cmp(a, b) < 0 ? a : b }
+
+  // Most of the external API clips given positions to make sure they
+  // actually exist within the document.
+  function clipLine(doc, n) {return Math.max(doc.first, Math.min(n, doc.first + doc.size - 1))}
+  function clipPos(doc, pos) {
+    if (pos.line < doc.first) { return Pos(doc.first, 0) }
+    var last = doc.first + doc.size - 1;
+    if (pos.line > last) { return Pos(last, getLine(doc, last).text.length) }
+    return clipToLen(pos, getLine(doc, pos.line).text.length)
+  }
+  function clipToLen(pos, linelen) {
+    var ch = pos.ch;
+    if (ch == null || ch > linelen) { return Pos(pos.line, linelen) }
+    else if (ch < 0) { return Pos(pos.line, 0) }
+    else { return pos }
+  }
+  function clipPosArray(doc, array) {
+    var out = [];
+    for (var i = 0; i < array.length; i++) { out[i] = clipPos(doc, array[i]); }
+    return out
   }
 
-  // EVENT HANDLING
+  var SavedContext = function(state, lookAhead) {
+    this.state = state;
+    this.lookAhead = lookAhead;
+  };
 
-  // Lightweight event framework. on/off also work on DOM nodes,
-  // registering native DOM handlers.
+  var Context = function(doc, state, line, lookAhead) {
+    this.state = state;
+    this.doc = doc;
+    this.line = line;
+    this.maxLookAhead = lookAhead || 0;
+    this.baseTokens = null;
+    this.baseTokenPos = 1;
+  };
 
-  var noHandlers = [];
+  Context.prototype.lookAhead = function (n) {
+    var line = this.doc.getLine(this.line + n);
+    if (line != null && n > this.maxLookAhead) { this.maxLookAhead = n; }
+    return line
+  };
 
-  var on = function(emitter, type, f) {
-    if (emitter.addEventListener) {
-      emitter.addEventListener(type, f, false);
-    } else if (emitter.attachEvent) {
-      emitter.attachEvent("on" + type, f);
-    } else {
-      var map$$1 = emitter._handlers || (emitter._handlers = {});
-      map$$1[type] = (map$$1[type] || noHandlers).concat(f);
-    }
+  Context.prototype.baseToken = function (n) {
+      var this$1 = this;
+
+    if (!this.baseTokens) { return null }
+    while (this.baseTokens[this.baseTokenPos] <= n)
+      { this$1.baseTokenPos += 2; }
+    var type = this.baseTokens[this.baseTokenPos + 1];
+    return {type: type && type.replace(/( |^)overlay .*/, ""),
+            size: this.baseTokens[this.baseTokenPos] - n}
   };
 
-  function getHandlers(emitter, type) {
-    return emitter._handlers && emitter._handlers[type] || noHandlers
+  Context.prototype.nextLine = function () {
+    this.line++;
+    if (this.maxLookAhead > 0) { this.maxLookAhead--; }
+  };
+
+  Context.fromSaved = function (doc, saved, line) {
+    if (saved instanceof SavedContext)
+      { return new Context(doc, copyState(doc.mode, saved.state), line, saved.lookAhead) }
+    else
+      { return new Context(doc, copyState(doc.mode, saved), line) }
+  };
+
+  Context.prototype.save = function (copy) {
+    var state = copy !== false ? copyState(this.doc.mode, this.state) : this.state;
+    return this.maxLookAhead > 0 ? new SavedContext(state, this.maxLookAhead) : state
+  };
+
+
+  // Compute a style array (an array starting with a mode generation
+  // -- for invalidation -- followed by pairs of end positions and
+  // style strings), which is used to highlight the tokens on the
+  // line.
+  function highlightLine(cm, line, context, forceToEnd) {
+    // A styles array always starts with a number identifying the
+    // mode/overlays that it is based on (for easy invalidation).
+    var st = [cm.state.modeGen], lineClasses = {};
+    // Compute the base array of styles
+    runMode(cm, line.text, cm.doc.mode, context, function (end, style) { return st.push(end, style); },
+            lineClasses, forceToEnd);
+    var state = context.state;
+
+    // Run overlays, adjust style array.
+    var loop = function ( o ) {
+      context.baseTokens = st;
+      var overlay = cm.state.overlays[o], i = 1, at = 0;
+      context.state = true;
+      runMode(cm, line.text, overlay.mode, context, function (end, style) {
+        var start = i;
+        // Ensure there's a token end at the current position, and that i points at it
+        while (at < end) {
+          var i_end = st[i];
+          if (i_end > end)
+            { st.splice(i, 1, end, st[i+1], i_end); }
+          i += 2;
+          at = Math.min(end, i_end);
+        }
+        if (!style) { return }
+        if (overlay.opaque) {
+          st.splice(start, i - start, end, "overlay " + style);
+          i = start + 2;
+        } else {
+          for (; start < i; start += 2) {
+            var cur = st[start+1];
+            st[start+1] = (cur ? cur + " " : "") + "overlay " + style;
+          }
+        }
+      }, lineClasses);
+      context.state = state;
+      context.baseTokens = null;
+      context.baseTokenPos = 1;
+    };
+
+    for (var o = 0; o < cm.state.overlays.length; ++o) loop( o );
+
+    return {styles: st, classes: lineClasses.bgClass || lineClasses.textClass ? lineClasses : null}
   }
 
-  function off(emitter, type, f) {
-    if (emitter.removeEventListener) {
-      emitter.removeEventListener(type, f, false);
-    } else if (emitter.detachEvent) {
-      emitter.detachEvent("on" + type, f);
-    } else {
-      var map$$1 = emitter._handlers, arr = map$$1 && map$$1[type];
-      if (arr) {
-        var index = indexOf(arr, f);
-        if (index > -1)
-          { map$$1[type] = arr.slice(0, index).concat(arr.slice(index + 1)); }
-      }
+  function getLineStyles(cm, line, updateFrontier) {
+    if (!line.styles || line.styles[0] != cm.state.modeGen) {
+      var context = getContextBefore(cm, lineNo(line));
+      var resetState = line.text.length > cm.options.maxHighlightLength && copyState(cm.doc.mode, context.state);
+      var result = highlightLine(cm, line, context);
+      if (resetState) { context.state = resetState; }
+      line.stateAfter = context.save(!resetState);
+      line.styles = result.styles;
+      if (result.classes) { line.styleClasses = result.classes; }
+      else if (line.styleClasses) { line.styleClasses = null; }
+      if (updateFrontier === cm.doc.highlightFrontier)
+        { cm.doc.modeFrontier = Math.max(cm.doc.modeFrontier, ++cm.doc.highlightFrontier); }
     }
+    return line.styles
   }
 
-  function signal(emitter, type /*, values...*/) {
-    var handlers = getHandlers(emitter, type);
-    if (!handlers.length) { return }
-    var args = Array.prototype.slice.call(arguments, 2);
-    for (var i = 0; i < handlers.length; ++i) { handlers[i].apply(null, args); }
+  function getContextBefore(cm, n, precise) {
+    var doc = cm.doc, display = cm.display;
+    if (!doc.mode.startState) { return new Context(doc, true, n) }
+    var start = findStartLine(cm, n, precise);
+    var saved = start > doc.first && getLine(doc, start - 1).stateAfter;
+    var context = saved ? Context.fromSaved(doc, saved, start) : new Context(doc, startState(doc.mode), start);
+
+    doc.iter(start, n, function (line) {
+      processLine(cm, line.text, context);
+      var pos = context.line;
+      line.stateAfter = pos == n - 1 || pos % 5 == 0 || pos >= display.viewFrom && pos < display.viewTo ? context.save() : null;
+      context.nextLine();
+    });
+    if (precise) { doc.modeFrontier = context.line; }
+    return context
   }
 
-  // The DOM events that CodeMirror handles can be overridden by
-  // registering a (non-DOM) handler on the editor for the event name,
-  // and preventDefault-ing the event in that handler.
-  function signalDOMEvent(cm, e, override) {
-    if (typeof e == "string")
-      { e = {type: e, preventDefault: function() { this.defaultPrevented = true; }}; }
-    signal(cm, override || e.type, cm, e);
-    return e_defaultPrevented(e) || e.codemirrorIgnore
+  // Lightweight form of highlight -- proceed over this line and
+  // update state, but don't save a style array. Used for lines that
+  // aren't currently visible.
+  function processLine(cm, text, context, startAt) {
+    var mode = cm.doc.mode;
+    var stream = new StringStream(text, cm.options.tabSize, context);
+    stream.start = stream.pos = startAt || 0;
+    if (text == "") { callBlankLine(mode, context.state); }
+    while (!stream.eol()) {
+      readToken(mode, stream, context.state);
+      stream.start = stream.pos;
+    }
   }
 
-  function signalCursorActivity(cm) {
-    var arr = cm._handlers && cm._handlers.cursorActivity;
-    if (!arr) { return }
-    var set = cm.curOp.cursorActivityHandlers || (cm.curOp.cursorActivityHandlers = []);
-    for (var i = 0; i < arr.length; ++i) { if (indexOf(set, arr[i]) == -1)
-      { set.push(arr[i]); } }
+  function callBlankLine(mode, state) {
+    if (mode.blankLine) { return mode.blankLine(state) }
+    if (!mode.innerMode) { return }
+    var inner = innerMode(mode, state);
+    if (inner.mode.blankLine) { return inner.mode.blankLine(inner.state) }
   }
 
-  function hasHandler(emitter, type) {
-    return getHandlers(emitter, type).length > 0
+  function readToken(mode, stream, state, inner) {
+    for (var i = 0; i < 10; i++) {
+      if (inner) { inner[0] = innerMode(mode, state).mode; }
+      var style = mode.token(stream, state);
+      if (stream.pos > stream.start) { return style }
+    }
+    throw new Error("Mode " + mode.name + " failed to advance stream.")
   }
 
-  // Add on and off methods to a constructor's prototype, to make
-  // registering events on such objects more convenient.
-  function eventMixin(ctor) {
-    ctor.prototype.on = function(type, f) {on(this, type, f);};
-    ctor.prototype.off = function(type, f) {off(this, type, f);};
-  }
-
-  // Due to the fact that we still support jurassic IE versions, some
-  // compatibility wrappers are needed.
-
-  function e_preventDefault(e) {
-    if (e.preventDefault) { e.preventDefault(); }
-    else { e.returnValue = false; }
-  }
-  function e_stopPropagation(e) {
-    if (e.stopPropagation) { e.stopPropagation(); }
-    else { e.cancelBubble = true; }
-  }
-  function e_defaultPrevented(e) {
-    return e.defaultPrevented != null ? e.defaultPrevented : e.returnValue == false
-  }
-  function e_stop(e) {e_preventDefault(e); e_stopPropagation(e);}
+  var Token = function(stream, type, state) {
+    this.start = stream.start; this.end = stream.pos;
+    this.string = stream.current();
+    this.type = type || null;
+    this.state = state;
+  };
 
-  function e_target(e) {return e.target || e.srcElement}
-  function e_button(e) {
-    var b = e.which;
-    if (b == null) {
-      if (e.button & 1) { b = 1; }
-      else if (e.button & 2) { b = 3; }
-      else if (e.button & 4) { b = 2; }
+  // Utility for getTokenAt and getLineTokens
+  function takeToken(cm, pos, precise, asArray) {
+    var doc = cm.doc, mode = doc.mode, style;
+    pos = clipPos(doc, pos);
+    var line = getLine(doc, pos.line), context = getContextBefore(cm, pos.line, precise);
+    var stream = new StringStream(line.text, cm.options.tabSize, context), tokens;
+    if (asArray) { tokens = []; }
+    while ((asArray || stream.pos < pos.ch) && !stream.eol()) {
+      stream.start = stream.pos;
+      style = readToken(mode, stream, context.state);
+      if (asArray) { tokens.push(new Token(stream, style, copyState(doc.mode, context.state))); }
     }
-    if (mac && e.ctrlKey && b == 1) { b = 3; }
-    return b
+    return asArray ? tokens : new Token(stream, style, context.state)
   }
 
-  // Detect drag-and-drop
-  var dragAndDrop = function() {
-    // There is *some* kind of drag-and-drop support in IE6-8, but I
-    // couldn't get it to work yet.
-    if (ie && ie_version < 9) { return false }
-    var div = elt('div');
-    return "draggable" in div || "dragDrop" in div
-  }();
+  function extractLineClasses(type, output) {
+    if (type) { for (;;) {
+      var lineClass = type.match(/(?:^|\s+)line-(background-)?(\S+)/);
+      if (!lineClass) { break }
+      type = type.slice(0, lineClass.index) + type.slice(lineClass.index + lineClass[0].length);
+      var prop = lineClass[1] ? "bgClass" : "textClass";
+      if (output[prop] == null)
+        { output[prop] = lineClass[2]; }
+      else if (!(new RegExp("(?:^|\s)" + lineClass[2] + "(?:$|\s)")).test(output[prop]))
+        { output[prop] += " " + lineClass[2]; }
+    } }
+    return type
+  }
 
-  var zwspSupported;
-  function zeroWidthElement(measure) {
-    if (zwspSupported == null) {
-      var test = elt("span", "\u200b");
-      removeChildrenAndAdd(measure, elt("span", [test, document.createTextNode("x")]));
-      if (measure.firstChild.offsetHeight != 0)
-        { zwspSupported = test.offsetWidth <= 1 && test.offsetHeight > 2 && !(ie && ie_version < 8); }
+  // Run the given mode's parser over a line, calling f for each token.
+  function runMode(cm, text, mode, context, f, lineClasses, forceToEnd) {
+    var flattenSpans = mode.flattenSpans;
+    if (flattenSpans == null) { flattenSpans = cm.options.flattenSpans; }
+    var curStart = 0, curStyle = null;
+    var stream = new StringStream(text, cm.options.tabSize, context), style;
+    var inner = cm.options.addModeClass && [null];
+    if (text == "") { extractLineClasses(callBlankLine(mode, context.state), lineClasses); }
+    while (!stream.eol()) {
+      if (stream.pos > cm.options.maxHighlightLength) {
+        flattenSpans = false;
+        if (forceToEnd) { processLine(cm, text, context, stream.pos); }
+        stream.pos = text.length;
+        style = null;
+      } else {
+        style = extractLineClasses(readToken(mode, stream, context.state, inner), lineClasses);
+      }
+      if (inner) {
+        var mName = inner[0].name;
+        if (mName) { style = "m-" + (style ? mName + " " + style : mName); }
+      }
+      if (!flattenSpans || curStyle != style) {
+        while (curStart < stream.start) {
+          curStart = Math.min(stream.start, curStart + 5000);
+          f(curStart, curStyle);
+        }
+        curStyle = style;
+      }
+      stream.start = stream.pos;
+    }
+    while (curStart < stream.pos) {
+      // Webkit seems to refuse to render text nodes longer than 57444
+      // characters, and returns inaccurate measurements in nodes
+      // starting around 5000 chars.
+      var pos = Math.min(stream.pos, curStart + 5000);
+      f(pos, curStyle);
+      curStart = pos;
     }
-    var node = zwspSupported ? elt("span", "\u200b") :
-      elt("span", "\u00a0", null, "display: inline-block; width: 1px; margin-right: -1px");
-    node.setAttribute("cm-text", "");
-    return node
   }
 
-  // Feature-detect IE's crummy client rect reporting for bidi text
-  var badBidiRects;
-  function hasBadBidiRects(measure) {
-    if (badBidiRects != null) { return badBidiRects }
-    var txt = removeChildrenAndAdd(measure, document.createTextNode("A\u062eA"));
-    var r0 = range(txt, 0, 1).getBoundingClientRect();
-    var r1 = range(txt, 1, 2).getBoundingClientRect();
-    removeChildren(measure);
-    if (!r0 || r0.left == r0.right) { return false } // Safari returns null in some cases (#2780)
-    return badBidiRects = (r1.right - r0.right < 3)
+  // Finds the line to start with when starting a parse. Tries to
+  // find a line with a stateAfter, so that it can start with a
+  // valid state. If that fails, it returns the line with the
+  // smallest indentation, which tends to need the least context to
+  // parse correctly.
+  function findStartLine(cm, n, precise) {
+    var minindent, minline, doc = cm.doc;
+    var lim = precise ? -1 : n - (cm.doc.mode.innerMode ? 1000 : 100);
+    for (var search = n; search > lim; --search) {
+      if (search <= doc.first) { return doc.first }
+      var line = getLine(doc, search - 1), after = line.stateAfter;
+      if (after && (!precise || search + (after instanceof SavedContext ? after.lookAhead : 0) <= doc.modeFrontier))
+        { return search }
+      var indented = countColumn(line.text, null, cm.options.tabSize);
+      if (minline == null || minindent > indented) {
+        minline = search - 1;
+        minindent = indented;
+      }
+    }
+    return minline
   }
 
-  // See if "".split is the broken IE version, if so, provide an
-  // alternative way to split lines.
-  var splitLinesAuto = "\n\nb".split(/\n/).length != 3 ? function (string) {
-    var pos = 0, result = [], l = string.length;
-    while (pos <= l) {
-      var nl = string.indexOf("\n", pos);
-      if (nl == -1) { nl = string.length; }
-      var line = string.slice(pos, string.charAt(nl - 1) == "\r" ? nl - 1 : nl);
-      var rt = line.indexOf("\r");
-      if (rt != -1) {
-        result.push(line.slice(0, rt));
-        pos += rt + 1;
-      } else {
-        result.push(line);
-        pos = nl + 1;
+  function retreatFrontier(doc, n) {
+    doc.modeFrontier = Math.min(doc.modeFrontier, n);
+    if (doc.highlightFrontier < n - 10) { return }
+    var start = doc.first;
+    for (var line = n - 1; line > start; line--) {
+      var saved = getLine(doc, line).stateAfter;
+      // change is on 3
+      // state on line 1 looked ahead 2 -- so saw 3
+      // test 1 + 2 < 3 should cover this
+      if (saved && (!(saved instanceof SavedContext) || line + saved.lookAhead < n)) {
+        start = line + 1;
+        break
       }
     }
-    return result
-  } : function (string) { return string.split(/\r\n?|\n/); };
+    doc.highlightFrontier = Math.min(doc.highlightFrontier, start);
+  }
 
-  var hasSelection = window.getSelection ? function (te) {
-    try { return te.selectionStart != te.selectionEnd }
-    catch(e) { return false }
-  } : function (te) {
-    var range$$1;
-    try {range$$1 = te.ownerDocument.selection.createRange();}
-    catch(e) {}
-    if (!range$$1 || range$$1.parentElement() != te) { return false }
-    return range$$1.compareEndPoints("StartToEnd", range$$1) != 0
-  };
+  // Optimize some code when these features are not used.
+  var sawReadOnlySpans = false, sawCollapsedSpans = false;
 
-  var hasCopyEvent = (function () {
-    var e = elt("div");
-    if ("oncopy" in e) { return true }
-    e.setAttribute("oncopy", "return;");
-    return typeof e.oncopy == "function"
-  })();
+  function seeReadOnlySpans() {
+    sawReadOnlySpans = true;
+  }
 
-  var badZoomedRects = null;
-  function hasBadZoomedRects(measure) {
-    if (badZoomedRects != null) { return badZoomedRects }
-    var node = removeChildrenAndAdd(measure, elt("span", "x"));
-    var normal = node.getBoundingClientRect();
-    var fromRange = range(node, 0, 1).getBoundingClientRect();
-    return badZoomedRects = Math.abs(normal.left - fromRange.left) > 1
+  function seeCollapsedSpans() {
+    sawCollapsedSpans = true;
   }
 
-  // Known modes, by name and by MIME
-  var modes = {}, mimeModes = {};
+  // TEXTMARKER SPANS
 
-  // Extra arguments are stored as the mode's dependencies, which is
-  // used by (legacy) mechanisms like loadmode.js to automatically
-  // load a mode. (Preferred mechanism is the require/define calls.)
-  function defineMode(name, mode) {
-    if (arguments.length > 2)
-      { mode.dependencies = Array.prototype.slice.call(arguments, 2); }
-    modes[name] = mode;
+  function MarkedSpan(marker, from, to) {
+    this.marker = marker;
+    this.from = from; this.to = to;
   }
 
-  function defineMIME(mime, spec) {
-    mimeModes[mime] = spec;
+  // Search an array of spans for a span matching the given marker.
+  function getMarkedSpanFor(spans, marker) {
+    if (spans) { for (var i = 0; i < spans.length; ++i) {
+      var span = spans[i];
+      if (span.marker == marker) { return span }
+    } }
   }
-
-  // Given a MIME type, a {name, ...options} config object, or a name
-  // string, return a mode config object.
-  function resolveMode(spec) {
-    if (typeof spec == "string" && mimeModes.hasOwnProperty(spec)) {
-      spec = mimeModes[spec];
-    } else if (spec && typeof spec.name == "string" && mimeModes.hasOwnProperty(spec.name)) {
-      var found = mimeModes[spec.name];
-      if (typeof found == "string") { found = {name: found}; }
-      spec = createObj(found, spec);
-      spec.name = found.name;
-    } else if (typeof spec == "string" && /^[\w\-]+\/[\w\-]+\+xml$/.test(spec)) {
-      return resolveMode("application/xml")
-    } else if (typeof spec == "string" && /^[\w\-]+\/[\w\-]+\+json$/.test(spec)) {
-      return resolveMode("application/json")
-    }
-    if (typeof spec == "string") { return {name: spec} }
-    else { return spec || {name: "null"} }
+  // Remove a span from an array, returning undefined if no spans are
+  // left (we don't store arrays for lines without spans).
+  function removeMarkedSpan(spans, span) {
+    var r;
+    for (var i = 0; i < spans.length; ++i)
+      { if (spans[i] != span) { (r || (r = [])).push(spans[i]); } }
+    return r
   }
-
-  // Given a mode spec (anything that resolveMode accepts), find and
-  // initialize an actual mode object.
-  function getMode(options, spec) {
-    spec = resolveMode(spec);
-    var mfactory = modes[spec.name];
-    if (!mfactory) { return getMode(options, "text/plain") }
-    var modeObj = mfactory(options, spec);
-    if (modeExtensions.hasOwnProperty(spec.name)) {
-      var exts = modeExtensions[spec.name];
-      for (var prop in exts) {
-        if (!exts.hasOwnProperty(prop)) { continue }
-        if (modeObj.hasOwnProperty(prop)) { modeObj["_" + prop] = modeObj[prop]; }
-        modeObj[prop] = exts[prop];
-      }
-    }
-    modeObj.name = spec.name;
-    if (spec.helperType) { modeObj.helperType = spec.helperType; }
-    if (spec.modeProps) { for (var prop$1 in spec.modeProps)
-      { modeObj[prop$1] = spec.modeProps[prop$1]; } }
-
-    return modeObj
-  }
-
-  // This can be used to attach properties to mode objects from
-  // outside the actual mode definition.
-  var modeExtensions = {};
-  function extendMode(mode, properties) {
-    var exts = modeExtensions.hasOwnProperty(mode) ? modeExtensions[mode] : (modeExtensions[mode] = {});
-    copyObj(properties, exts);
-  }
-
-  function copyState(mode, state) {
-    if (state === true) { return state }
-    if (mode.copyState) { return mode.copyState(state) }
-    var nstate = {};
-    for (var n in state) {
-      var val = state[n];
-      if (val instanceof Array) { val = val.concat([]); }
-      nstate[n] = val;
-    }
-    return nstate
+  // Add a span to a line.
+  function addMarkedSpan(line, span) {
+    line.markedSpans = line.markedSpans ? line.markedSpans.concat([span]) : [span];
+    span.marker.attachLine(line);
   }
 
-  // Given a mode and a state (for that mode), find the inner mode and
-  // state at the position that the state refers to.
-  function innerMode(mode, state) {
-    var info;
-    while (mode.innerMode) {
-      info = mode.innerMode(state);
-      if (!info || info.mode == mode) { break }
-      state = info.state;
-      mode = info.mode;
-    }
-    return info || {mode: mode, state: state}
+  // Used for the algorithm that adjusts markers for a change in the
+  // document. These functions cut an array of spans at a given
+  // character position, returning an array of remaining chunks (or
+  // undefined if nothing remains).
+  function markedSpansBefore(old, startCh, isInsert) {
+    var nw;
+    if (old) { for (var i = 0; i < old.length; ++i) {
+      var span = old[i], marker = span.marker;
+      var startsBefore = span.from == null || (marker.inclusiveLeft ? span.from <= startCh : span.from < startCh);
+      if (startsBefore || span.from == startCh && marker.type == "bookmark" && (!isInsert || !span.marker.insertLeft)) {
+        var endsAfter = span.to == null || (marker.inclusiveRight ? span.to >= startCh : span.to > startCh)
+        ;(nw || (nw = [])).push(new MarkedSpan(marker, span.from, endsAfter ? null : span.to));
+      }
+    } }
+    return nw
   }
-
-  function startState(mode, a1, a2) {
-    return mode.startState ? mode.startState(a1, a2) : true
+  function markedSpansAfter(old, endCh, isInsert) {
+    var nw;
+    if (old) { for (var i = 0; i < old.length; ++i) {
+      var span = old[i], marker = span.marker;
+      var endsAfter = span.to == null || (marker.inclusiveRight ? span.to >= endCh : span.to > endCh);
+      if (endsAfter || span.from == endCh && marker.type == "bookmark" && (!isInsert || span.marker.insertLeft)) {
+        var startsBefore = span.from == null || (marker.inclusiveLeft ? span.from <= endCh : span.from < endCh)
+        ;(nw || (nw = [])).push(new MarkedSpan(marker, startsBefore ? null : span.from - endCh,
+                                              span.to == null ? null : span.to - endCh));
+      }
+    } }
+    return nw
   }
 
-  // STRING STREAM
-
-  // Fed to the mode parsers, provides helper functions to make
-  // parsers more succinct.
-
-  var StringStream = function(string, tabSize, lineOracle) {
-    this.pos = this.start = 0;
-    this.string = string;
-    this.tabSize = tabSize || 8;
-    this.lastColumnPos = this.lastColumnValue = 0;
-    this.lineStart = 0;
-    this.lineOracle = lineOracle;
-  };
+  // Given a change object, compute the new set of marker spans that
+  // cover the line in which the change took place. Removes spans
+  // entirely within the change, reconnects spans belonging to the
+  // same marker that appear on both sides of the change, and cuts off
+  // spans partially within the change. Returns an array of span
+  // arrays with one element for each line in (after) the change.
+  function stretchSpansOverChange(doc, change) {
+    if (change.full) { return null }
+    var oldFirst = isLine(doc, change.from.line) && getLine(doc, change.from.line).markedSpans;
+    var oldLast = isLine(doc, change.to.line) && getLine(doc, change.to.line).markedSpans;
+    if (!oldFirst && !oldLast) { return null }
 
-  StringStream.prototype.eol = function () {return this.pos >= this.string.length};
-  StringStream.prototype.sol = function () {return this.pos == this.lineStart};
-  StringStream.prototype.peek = function () {return this.string.charAt(this.pos) || undefined};
-  StringStream.prototype.next = function () {
-    if (this.pos < this.string.length)
-      { return this.string.charAt(this.pos++) }
-  };
-  StringStream.prototype.eat = function (match) {
-    var ch = this.string.charAt(this.pos);
-    var ok;
-    if (typeof match == "string") { ok = ch == match; }
-    else { ok = ch && (match.test ? match.test(ch) : match(ch)); }
-    if (ok) {++this.pos; return ch}
-  };
-  StringStream.prototype.eatWhile = function (match) {
-    var start = this.pos;
-    while (this.eat(match)){}
-    return this.pos > start
-  };
-  StringStream.prototype.eatSpace = function () {
-      var this$1 = this;
+    var startCh = change.from.ch, endCh = change.to.ch, isInsert = cmp(change.from, change.to) == 0;
+    // Get the spans that 'stick out' on both sides
+    var first = markedSpansBefore(oldFirst, startCh, isInsert);
+    var last = markedSpansAfter(oldLast, endCh, isInsert);
 
-    var start = this.pos;
-    while (/[\s\u00a0]/.test(this.string.charAt(this.pos))) { ++this$1.pos; }
-    return this.pos > start
-  };
-  StringStream.prototype.skipToEnd = function () {this.pos = this.string.length;};
-  StringStream.prototype.skipTo = function (ch) {
-    var found = this.string.indexOf(ch, this.pos);
-    if (found > -1) {this.pos = found; return true}
-  };
-  StringStream.prototype.backUp = function (n) {this.pos -= n;};
-  StringStream.prototype.column = function () {
-    if (this.lastColumnPos < this.start) {
-      this.lastColumnValue = countColumn(this.string, this.start, this.tabSize, this.lastColumnPos, this.lastColumnValue);
-      this.lastColumnPos = this.start;
+    // Next, merge those two ends
+    var sameLine = change.text.length == 1, offset = lst(change.text).length + (sameLine ? startCh : 0);
+    if (first) {
+      // Fix up .to properties of first
+      for (var i = 0; i < first.length; ++i) {
+        var span = first[i];
+        if (span.to == null) {
+          var found = getMarkedSpanFor(last, span.marker);
+          if (!found) { span.to = startCh; }
+          else if (sameLine) { span.to = found.to == null ? null : found.to + offset; }
+        }
+      }
     }
-    return this.lastColumnValue - (this.lineStart ? countColumn(this.string, this.lineStart, this.tabSize) : 0)
-  };
-  StringStream.prototype.indentation = function () {
-    return countColumn(this.string, null, this.tabSize) -
-      (this.lineStart ? countColumn(this.string, this.lineStart, this.tabSize) : 0)
-  };
-  StringStream.prototype.match = function (pattern, consume, caseInsensitive) {
-    if (typeof pattern == "string") {
-      var cased = function (str) { return caseInsensitive ? str.toLowerCase() : str; };
-      var substr = this.string.substr(this.pos, pattern.length);
-      if (cased(substr) == cased(pattern)) {
-        if (consume !== false) { this.pos += pattern.length; }
-        return true
+    if (last) {
+      // Fix up .from in last (or move them into first in case of sameLine)
+      for (var i$1 = 0; i$1 < last.length; ++i$1) {
+        var span$1 = last[i$1];
+        if (span$1.to != null) { span$1.to += offset; }
+        if (span$1.from == null) {
+          var found$1 = getMarkedSpanFor(first, span$1.marker);
+          if (!found$1) {
+            span$1.from = offset;
+            if (sameLine) { (first || (first = [])).push(span$1); }
+          }
+        } else {
+          span$1.from += offset;
+          if (sameLine) { (first || (first = [])).push(span$1); }
+        }
       }
-    } else {
-      var match = this.string.slice(this.pos).match(pattern);
-      if (match && match.index > 0) { return null }
-      if (match && consume !== false) { this.pos += match[0].length; }
-      return match
     }
-  };
-  StringStream.prototype.current = function (){return this.string.slice(this.start, this.pos)};
-  StringStream.prototype.hideFirstChars = function (n, inner) {
-    this.lineStart += n;
-    try { return inner() }
-    finally { this.lineStart -= n; }
-  };
-  StringStream.prototype.lookAhead = function (n) {
-    var oracle = this.lineOracle;
-    return oracle && oracle.lookAhead(n)
-  };
-  StringStream.prototype.baseToken = function () {
-    var oracle = this.lineOracle;
-    return oracle && oracle.baseToken(this.pos)
-  };
-
-  var SavedContext = function(state, lookAhead) {
-    this.state = state;
-    this.lookAhead = lookAhead;
-  };
-
-  var Context = function(doc, state, line, lookAhead) {
-    this.state = state;
-    this.doc = doc;
-    this.line = line;
-    this.maxLookAhead = lookAhead || 0;
-    this.baseTokens = null;
-    this.baseTokenPos = 1;
-  };
-
-  Context.prototype.lookAhead = function (n) {
-    var line = this.doc.getLine(this.line + n);
-    if (line != null && n > this.maxLookAhead) { this.maxLookAhead = n; }
-    return line
-  };
-
-  Context.prototype.baseToken = function (n) {
-      var this$1 = this;
-
-    if (!this.baseTokens) { return null }
-    while (this.baseTokens[this.baseTokenPos] <= n)
-      { this$1.baseTokenPos += 2; }
-    var type = this.baseTokens[this.baseTokenPos + 1];
-    return {type: type && type.replace(/( |^)overlay .*/, ""),
-            size: this.baseTokens[this.baseTokenPos] - n}
-  };
+    // Make sure we didn't create any zero-length spans
+    if (first) { first = clearEmptySpans(first); }
+    if (last && last != first) { last = clearEmptySpans(last); }
 
-  Context.prototype.nextLine = function () {
-    this.line++;
-    if (this.maxLookAhead > 0) { this.maxLookAhead--; }
-  };
+    var newMarkers = [first];
+    if (!sameLine) {
+      // Fill gap with whole-line-spans
+      var gap = change.text.length - 2, gapMarkers;
+      if (gap > 0 && first)
+        { for (var i$2 = 0; i$2 < first.length; ++i$2)
+          { if (first[i$2].to == null)
+            { (gapMarkers || (gapMarkers = [])).push(new MarkedSpan(first[i$2].marker, null, null)); } } }
+      for (var i$3 = 0; i$3 < gap; ++i$3)
+        { newMarkers.push(gapMarkers); }
+      newMarkers.push(last);
+    }
+    return newMarkers
+  }
 
-  Context.fromSaved = function (doc, saved, line) {
-    if (saved instanceof SavedContext)
-      { return new Context(doc, copyState(doc.mode, saved.state), line, saved.lookAhead) }
-    else
-      { return new Context(doc, copyState(doc.mode, saved), line) }
-  };
+  // Remove spans that are empty and don't have a clearWhenEmpty
+  // option of false.
+  function clearEmptySpans(spans) {
+    for (var i = 0; i < spans.length; ++i) {
+      var span = spans[i];
+      if (span.from != null && span.from == span.to && span.marker.clearWhenEmpty !== false)
+        { spans.splice(i--, 1); }
+    }
+    if (!spans.length) { return null }
+    return spans
+  }
 
-  Context.prototype.save = function (copy) {
-    var state = copy !== false ? copyState(this.doc.mode, this.state) : this.state;
-    return this.maxLookAhead > 0 ? new SavedContext(state, this.maxLookAhead) : state
-  };
+  // Used to 'clip' out readOnly ranges when making a change.
+  function removeReadOnlyRanges(doc, from, to) {
+    var markers = null;
+    doc.iter(from.line, to.line + 1, function (line) {
+      if (line.markedSpans) { for (var i = 0; i < line.markedSpans.length; ++i) {
+        var mark = line.markedSpans[i].marker;
+        if (mark.readOnly && (!markers || indexOf(markers, mark) == -1))
+          { (markers || (markers = [])).push(mark); }
+      } }
+    });
+    if (!markers) { return null }
+    var parts = [{from: from, to: to}];
+    for (var i = 0; i < markers.length; ++i) {
+      var mk = markers[i], m = mk.find(0);
+      for (var j = 0; j < parts.length; ++j) {
+        var p = parts[j];
+        if (cmp(p.to, m.from) < 0 || cmp(p.from, m.to) > 0) { continue }
+        var newParts = [j, 1], dfrom = cmp(p.from, m.from), dto = cmp(p.to, m.to);
+        if (dfrom < 0 || !mk.inclusiveLeft && !dfrom)
+          { newParts.push({from: p.from, to: m.from}); }
+        if (dto > 0 || !mk.inclusiveRight && !dto)
+          { newParts.push({from: m.to, to: p.to}); }
+        parts.splice.apply(parts, newParts);
+        j += newParts.length - 3;
+      }
+    }
+    return parts
+  }
 
+  // Connect or disconnect spans from a line.
+  function detachMarkedSpans(line) {
+    var spans = line.markedSpans;
+    if (!spans) { return }
+    for (var i = 0; i < spans.length; ++i)
+      { spans[i].marker.detachLine(line); }
+    line.markedSpans = null;
+  }
+  function attachMarkedSpans(line, spans) {
+    if (!spans) { return }
+    for (var i = 0; i < spans.length; ++i)
+      { spans[i].marker.attachLine(line); }
+    line.markedSpans = spans;
+  }
 
-  // Compute a style array (an array starting with a mode generation
-  // -- for invalidation -- followed by pairs of end positions and
-  // style strings), which is used to highlight the tokens on the
-  // line.
-  function highlightLine(cm, line, context, forceToEnd) {
-    // A styles array always starts with a number identifying the
-    // mode/overlays that it is based on (for easy invalidation).
-    var st = [cm.state.modeGen], lineClasses = {};
-    // Compute the base array of styles
-    runMode(cm, line.text, cm.doc.mode, context, function (end, style) { return st.push(end, style); },
-            lineClasses, forceToEnd);
-    var state = context.state;
+  // Helpers used when computing which overlapping collapsed span
+  // counts as the larger one.
+  function extraLeft(marker) { return marker.inclusiveLeft ? -1 : 0 }
+  function extraRight(marker) { return marker.inclusiveRight ? 1 : 0 }
 
-    // Run overlays, adjust style array.
-    var loop = function ( o ) {
-      context.baseTokens = st;
-      var overlay = cm.state.overlays[o], i = 1, at = 0;
-      context.state = true;
-      runMode(cm, line.text, overlay.mode, context, function (end, style) {
-        var start = i;
-        // Ensure there's a token end at the current position, and that i points at it
-        while (at < end) {
-          var i_end = st[i];
-          if (i_end > end)
-            { st.splice(i, 1, end, st[i+1], i_end); }
-          i += 2;
-          at = Math.min(end, i_end);
-        }
-        if (!style) { return }
-        if (overlay.opaque) {
-          st.splice(start, i - start, end, "overlay " + style);
-          i = start + 2;
-        } else {
-          for (; start < i; start += 2) {
-            var cur = st[start+1];
-            st[start+1] = (cur ? cur + " " : "") + "overlay " + style;
-          }
-        }
-      }, lineClasses);
-      context.state = state;
-      context.baseTokens = null;
-      context.baseTokenPos = 1;
-    };
+  // Returns a number indicating which of two overlapping collapsed
+  // spans is larger (and thus includes the other). Falls back to
+  // comparing ids when the spans cover exactly the same range.
+  function compareCollapsedMarkers(a, b) {
+    var lenDiff = a.lines.length - b.lines.length;
+    if (lenDiff != 0) { return lenDiff }
+    var aPos = a.find(), bPos = b.find();
+    var fromCmp = cmp(aPos.from, bPos.from) || extraLeft(a) - extraLeft(b);
+    if (fromCmp) { return -fromCmp }
+    var toCmp = cmp(aPos.to, bPos.to) || extraRight(a) - extraRight(b);
+    if (toCmp) { return toCmp }
+    return b.id - a.id
+  }
 
-    for (var o = 0; o < cm.state.overlays.length; ++o) loop( o );
+  // Find out whether a line ends or starts in a collapsed span. If
+  // so, return the marker for that span.
+  function collapsedSpanAtSide(line, start) {
+    var sps = sawCollapsedSpans && line.markedSpans, found;
+    if (sps) { for (var sp = (void 0), i = 0; i < sps.length; ++i) {
+      sp = sps[i];
+      if (sp.marker.collapsed && (start ? sp.from : sp.to) == null &&
+          (!found || compareCollapsedMarkers(found, sp.marker) < 0))
+        { found = sp.marker; }
+    } }
+    return found
+  }
+  function collapsedSpanAtStart(line) { return collapsedSpanAtSide(line, true) }
+  function collapsedSpanAtEnd(line) { return collapsedSpanAtSide(line, false) }
 
-    return {styles: st, classes: lineClasses.bgClass || lineClasses.textClass ? lineClasses : null}
+  function collapsedSpanAround(line, ch) {
+    var sps = sawCollapsedSpans && line.markedSpans, found;
+    if (sps) { for (var i = 0; i < sps.length; ++i) {
+      var sp = sps[i];
+      if (sp.marker.collapsed && (sp.from == null || sp.from < ch) && (sp.to == null || sp.to > ch) &&
+          (!found || compareCollapsedMarkers(found, sp.marker) < 0)) { found = sp.marker; }
+    } }
+    return found
   }
 
-  function getLineStyles(cm, line, updateFrontier) {
-    if (!line.styles || line.styles[0] != cm.state.modeGen) {
-      var context = getContextBefore(cm, lineNo(line));
-      var resetState = line.text.length > cm.options.maxHighlightLength && copyState(cm.doc.mode, context.state);
-      var result = highlightLine(cm, line, context);
-      if (resetState) { context.state = resetState; }
-      line.stateAfter = context.save(!resetState);
-      line.styles = result.styles;
-      if (result.classes) { line.styleClasses = result.classes; }
-      else if (line.styleClasses) { line.styleClasses = null; }
-      if (updateFrontier === cm.doc.highlightFrontier)
-        { cm.doc.modeFrontier = Math.max(cm.doc.modeFrontier, ++cm.doc.highlightFrontier); }
-    }
-    return line.styles
+  // Test whether there exists a collapsed span that partially
+  // overlaps (covers the start or end, but not both) of a new span.
+  // Such overlap is not allowed.
+  function conflictingCollapsedRange(doc, lineNo$$1, from, to, marker) {
+    var line = getLine(doc, lineNo$$1);
+    var sps = sawCollapsedSpans && line.markedSpans;
+    if (sps) { for (var i = 0; i < sps.length; ++i) {
+      var sp = sps[i];
+      if (!sp.marker.collapsed) { continue }
+      var found = sp.marker.find(0);
+      var fromCmp = cmp(found.from, from) || extraLeft(sp.marker) - extraLeft(marker);
+      var toCmp = cmp(found.to, to) || extraRight(sp.marker) - extraRight(marker);
+      if (fromCmp >= 0 && toCmp <= 0 || fromCmp <= 0 && toCmp >= 0) { continue }
+      if (fromCmp <= 0 && (sp.marker.inclusiveRight && marker.inclusiveLeft ? cmp(found.to, from) >= 0 : cmp(found.to, from) > 0) ||
+          fromCmp >= 0 && (sp.marker.inclusiveRight && marker.inclusiveLeft ? cmp(found.from, to) <= 0 : cmp(found.from, to) < 0))
+        { return true }
+    } }
   }
 
-  function getContextBefore(cm, n, precise) {
-    var doc = cm.doc, display = cm.display;
-    if (!doc.mode.startState) { return new Context(doc, true, n) }
-    var start = findStartLine(cm, n, precise);
-    var saved = start > doc.first && getLine(doc, start - 1).stateAfter;
-    var context = saved ? Context.fromSaved(doc, saved, start) : new Context(doc, startState(doc.mode), start);
+  // A visual line is a line as drawn on the screen. Folding, for
+  // example, can cause multiple logical lines to appear on the same
+  // visual line. This finds the start of the visual line that the
+  // given line is part of (usually that is the line itself).
+  function visualLine(line) {
+    var merged;
+    while (merged = collapsedSpanAtStart(line))
+      { line = merged.find(-1, true).line; }
+    return line
+  }
 
-    doc.iter(start, n, function (line) {
-      processLine(cm, line.text, context);
-      var pos = context.line;
-      line.stateAfter = pos == n - 1 || pos % 5 == 0 || pos >= display.viewFrom && pos < display.viewTo ? context.save() : null;
-      context.nextLine();
-    });
-    if (precise) { doc.modeFrontier = context.line; }
-    return context
+  function visualLineEnd(line) {
+    var merged;
+    while (merged = collapsedSpanAtEnd(line))
+      { line = merged.find(1, true).line; }
+    return line
   }
 
-  // Lightweight form of highlight -- proceed over this line and
-  // update state, but don't save a style array. Used for lines that
-  // aren't currently visible.
-  function processLine(cm, text, context, startAt) {
-    var mode = cm.doc.mode;
-    var stream = new StringStream(text, cm.options.tabSize, context);
-    stream.start = stream.pos = startAt || 0;
-    if (text == "") { callBlankLine(mode, context.state); }
-    while (!stream.eol()) {
-      readToken(mode, stream, context.state);
-      stream.start = stream.pos;
+  // Returns an array of logical lines that continue the visual line
+  // started by the argument, or undefined if there are no such lines.
+  function visualLineContinued(line) {
+    var merged, lines;
+    while (merged = collapsedSpanAtEnd(line)) {
+      line = merged.find(1, true).line
+      ;(lines || (lines = [])).push(line);
     }
+    return lines
   }
 
-  function callBlankLine(mode, state) {
-    if (mode.blankLine) { return mode.blankLine(state) }
-    if (!mode.innerMode) { return }
-    var inner = innerMode(mode, state);
-    if (inner.mode.blankLine) { return inner.mode.blankLine(inner.state) }
+  // Get the line number of the start of the visual line that the
+  // given line number is part of.
+  function visualLineNo(doc, lineN) {
+    var line = getLine(doc, lineN), vis = visualLine(line);
+    if (line == vis) { return lineN }
+    return lineNo(vis)
   }
 
-  function readToken(mode, stream, state, inner) {
-    for (var i = 0; i < 10; i++) {
-      if (inner) { inner[0] = innerMode(mode, state).mode; }
-      var style = mode.token(stream, state);
-      if (stream.pos > stream.start) { return style }
-    }
-    throw new Error("Mode " + mode.name + " failed to advance stream.")
+  // Get the line number of the start of the next visual line after
+  // the given line.
+  function visualLineEndNo(doc, lineN) {
+    if (lineN > doc.lastLine()) { return lineN }
+    var line = getLine(doc, lineN), merged;
+    if (!lineIsHidden(doc, line)) { return lineN }
+    while (merged = collapsedSpanAtEnd(line))
+      { line = merged.find(1, true).line; }
+    return lineNo(line) + 1
   }
 
-  var Token = function(stream, type, state) {
-    this.start = stream.start; this.end = stream.pos;
-    this.string = stream.current();
-    this.type = type || null;
-    this.state = state;
-  };
-
-  // Utility for getTokenAt and getLineTokens
-  function takeToken(cm, pos, precise, asArray) {
-    var doc = cm.doc, mode = doc.mode, style;
-    pos = clipPos(doc, pos);
-    var line = getLine(doc, pos.line), context = getContextBefore(cm, pos.line, precise);
-    var stream = new StringStream(line.text, cm.options.tabSize, context), tokens;
-    if (asArray) { tokens = []; }
-    while ((asArray || stream.pos < pos.ch) && !stream.eol()) {
-      stream.start = stream.pos;
-      style = readToken(mode, stream, context.state);
-      if (asArray) { tokens.push(new Token(stream, style, copyState(doc.mode, context.state))); }
+  // Compute whether a line is hidden. Lines count as hidden when they
+  // are part of a visual line that starts with another line, or when
+  // they are entirely covered by collapsed, non-widget span.
+  function lineIsHidden(doc, line) {
+    var sps = sawCollapsedSpans && line.markedSpans;
+    if (sps) { for (var sp = (void 0), i = 0; i < sps.length; ++i) {
+      sp = sps[i];
+      if (!sp.marker.collapsed) { continue }
+      if (sp.from == null) { return true }
+      if (sp.marker.widgetNode) { continue }
+      if (sp.from == 0 && sp.marker.inclusiveLeft && lineIsHiddenInner(doc, line, sp))
+        { return true }
+    } }
+  }
+  function lineIsHiddenInner(doc, line, span) {
+    if (span.to == null) {
+      var end = span.marker.find(1, true);
+      return lineIsHiddenInner(doc, end.line, getMarkedSpanFor(end.line.markedSpans, span.marker))
+    }
+    if (span.marker.inclusiveRight && span.to == line.text.length)
+      { return true }
+    for (var sp = (void 0), i = 0; i < line.markedSpans.length; ++i) {
+      sp = line.markedSpans[i];
+      if (sp.marker.collapsed && !sp.marker.widgetNode && sp.from == span.to &&
+          (sp.to == null || sp.to != span.from) &&
+          (sp.marker.inclusiveLeft || span.marker.inclusiveRight) &&
+          lineIsHiddenInner(doc, line, sp)) { return true }
     }
-    return asArray ? tokens : new Token(stream, style, context.state)
   }
 
-  function extractLineClasses(type, output) {
-    if (type) { for (;;) {
-      var lineClass = type.match(/(?:^|\s+)line-(background-)?(\S+)/);
-      if (!lineClass) { break }
-      type = type.slice(0, lineClass.index) + type.slice(lineClass.index + lineClass[0].length);
-      var prop = lineClass[1] ? "bgClass" : "textClass";
-      if (output[prop] == null)
-        { output[prop] = lineClass[2]; }
-      else if (!(new RegExp("(?:^|\s)" + lineClass[2] + "(?:$|\s)")).test(output[prop]))
-        { output[prop] += " " + lineClass[2]; }
-    } }
-    return type
-  }
+  // Find the height above the given line.
+  function heightAtLine(lineObj) {
+    lineObj = visualLine(lineObj);
 
-  // Run the given mode's parser over a line, calling f for each token.
-  function runMode(cm, text, mode, context, f, lineClasses, forceToEnd) {
-    var flattenSpans = mode.flattenSpans;
-    if (flattenSpans == null) { flattenSpans = cm.options.flattenSpans; }
-    var curStart = 0, curStyle = null;
-    var stream = new StringStream(text, cm.options.tabSize, context), style;
-    var inner = cm.options.addModeClass && [null];
-    if (text == "") { extractLineClasses(callBlankLine(mode, context.state), lineClasses); }
-    while (!stream.eol()) {
-      if (stream.pos > cm.options.maxHighlightLength) {
-        flattenSpans = false;
-        if (forceToEnd) { processLine(cm, text, context, stream.pos); }
-        stream.pos = text.length;
-        style = null;
-      } else {
-        style = extractLineClasses(readToken(mode, stream, context.state, inner), lineClasses);
-      }
-      if (inner) {
-        var mName = inner[0].name;
-        if (mName) { style = "m-" + (style ? mName + " " + style : mName); }
-      }
-      if (!flattenSpans || curStyle != style) {
-        while (curStart < stream.start) {
-          curStart = Math.min(stream.start, curStart + 5000);
-          f(curStart, curStyle);
-        }
-        curStyle = style;
-      }
-      stream.start = stream.pos;
+    var h = 0, chunk = lineObj.parent;
+    for (var i = 0; i < chunk.lines.length; ++i) {
+      var line = chunk.lines[i];
+      if (line == lineObj) { break }
+      else { h += line.height; }
     }
-    while (curStart < stream.pos) {
-      // Webkit seems to refuse to render text nodes longer than 57444
-      // characters, and returns inaccurate measurements in nodes
-      // starting around 5000 chars.
-      var pos = Math.min(stream.pos, curStart + 5000);
-      f(pos, curStyle);
-      curStart = pos;
+    for (var p = chunk.parent; p; chunk = p, p = chunk.parent) {
+      for (var i$1 = 0; i$1 < p.children.length; ++i$1) {
+        var cur = p.children[i$1];
+        if (cur == chunk) { break }
+        else { h += cur.height; }
+      }
     }
+    return h
   }
 
-  // Finds the line to start with when starting a parse. Tries to
-  // find a line with a stateAfter, so that it can start with a
-  // valid state. If that fails, it returns the line with the
-  // smallest indentation, which tends to need the least context to
-  // parse correctly.
-  function findStartLine(cm, n, precise) {
-    var minindent, minline, doc = cm.doc;
-    var lim = precise ? -1 : n - (cm.doc.mode.innerMode ? 1000 : 100);
-    for (var search = n; search > lim; --search) {
-      if (search <= doc.first) { return doc.first }
-      var line = getLine(doc, search - 1), after = line.stateAfter;
-      if (after && (!precise || search + (after instanceof SavedContext ? after.lookAhead : 0) <= doc.modeFrontier))
-        { return search }
-      var indented = countColumn(line.text, null, cm.options.tabSize);
-      if (minline == null || minindent > indented) {
-        minline = search - 1;
-        minindent = indented;
-      }
+  // Compute the character length of a line, taking into account
+  // collapsed ranges (see markText) that might hide parts, and join
+  // other lines onto it.
+  function lineLength(line) {
+    if (line.height == 0) { return 0 }
+    var len = line.text.length, merged, cur = line;
+    while (merged = collapsedSpanAtStart(cur)) {
+      var found = merged.find(0, true);
+      cur = found.from.line;
+      len += found.from.ch - found.to.ch;
     }
-    return minline
+    cur = line;
+    while (merged = collapsedSpanAtEnd(cur)) {
+      var found$1 = merged.find(0, true);
+      len -= cur.text.length - found$1.from.ch;
+      cur = found$1.to.line;
+      len += cur.text.length - found$1.to.ch;
+    }
+    return len
   }
 
-  function retreatFrontier(doc, n) {
-    doc.modeFrontier = Math.min(doc.modeFrontier, n);
-    if (doc.highlightFrontier < n - 10) { return }
-    var start = doc.first;
-    for (var line = n - 1; line > start; line--) {
-      var saved = getLine(doc, line).stateAfter;
-      // change is on 3
-      // state on line 1 looked ahead 2 -- so saw 3
-      // test 1 + 2 < 3 should cover this
-      if (saved && (!(saved instanceof SavedContext) || line + saved.lookAhead < n)) {
-        start = line + 1;
-        break
+  // Find the longest line in the document.
+  function findMaxLine(cm) {
+    var d = cm.display, doc = cm.doc;
+    d.maxLine = getLine(doc, doc.first);
+    d.maxLineLength = lineLength(d.maxLine);
+    d.maxLineChanged = true;
+    doc.iter(function (line) {
+      var len = lineLength(line);
+      if (len > d.maxLineLength) {
+        d.maxLineLength = len;
+        d.maxLine = line;
       }
-    }
-    doc.highlightFrontier = Math.min(doc.highlightFrontier, start);
+    });
   }
 
   // LINE DATA STRUCTURE
@@ -2283,8 +2180,8 @@
           elt("div", lineNumberFor(cm.options, lineN),
               "CodeMirror-linenumber CodeMirror-gutter-elt",
               ("left: " + (dims.gutterLeft["CodeMirror-linenumbers"]) + "px; width: " + (cm.display.lineNumInnerWidth) + "px"))); }
-      if (markers) { for (var k = 0; k < cm.options.gutters.length; ++k) {
-        var id = cm.options.gutters[k], found = markers.hasOwnProperty(id) && markers[id];
+      if (markers) { for (var k = 0; k < cm.display.gutterSpecs.length; ++k) {
+        var id = cm.display.gutterSpecs[k].className, found = markers.hasOwnProperty(id) && markers[id];
         if (found)
           { gutterWrap.appendChild(elt("div", [found], "CodeMirror-gutter-elt",
                                      ("left: " + (dims.gutterLeft[id]) + "px; width: " + (dims.gutterWidth[id]) + "px"))); }
@@ -2989,8 +2886,9 @@
     var d = cm.display, left = {}, width = {};
     var gutterLeft = d.gutters.clientLeft;
     for (var n = d.gutters.firstChild, i = 0; n; n = n.nextSibling, ++i) {
-      left[cm.options.gutters[i]] = n.offsetLeft + n.clientLeft + gutterLeft;
-      width[cm.options.gutters[i]] = n.clientWidth;
+      var id = cm.display.gutterSpecs[i].className;
+      left[id] = n.offsetLeft + n.clientLeft + gutterLeft;
+      width[id] = n.clientWidth;
     }
     return {fixedPos: compensateForHScroll(d),
             gutterTotalWidth: d.gutters.offsetWidth,
@@ -3027,46 +2925,194 @@
     }
   }
 
-  function estimateLineHeights(cm) {
-    var doc = cm.doc, est = estimateHeight(cm);
-    doc.iter(function (line) {
-      var estHeight = est(line);
-      if (estHeight != line.height) { updateLineHeight(line, estHeight); }
-    });
+  function estimateLineHeights(cm) {
+    var doc = cm.doc, est = estimateHeight(cm);
+    doc.iter(function (line) {
+      var estHeight = est(line);
+      if (estHeight != line.height) { updateLineHeight(line, estHeight); }
+    });
+  }
+
+  // Given a mouse event, find the corresponding position. If liberal
+  // is false, it checks whether a gutter or scrollbar was clicked,
+  // and returns null if it was. forRect is used by rectangular
+  // selections, and tries to estimate a character position even for
+  // coordinates beyond the right of the text.
+  function posFromMouse(cm, e, liberal, forRect) {
+    var display = cm.display;
+    if (!liberal && e_target(e).getAttribute("cm-not-content") == "true") { return null }
+
+    var x, y, space = display.lineSpace.getBoundingClientRect();
+    // Fails unpredictably on IE[67] when mouse is dragged around quickly.
+    try { x = e.clientX - space.left; y = e.clientY - space.top; }
+    catch (e) { return null }
+    var coords = coordsChar(cm, x, y), line;
+    if (forRect && coords.xRel == 1 && (line = getLine(cm.doc, coords.line).text).length == coords.ch) {
+      var colDiff = countColumn(line, line.length, cm.options.tabSize) - line.length;
+      coords = Pos(coords.line, Math.max(0, Math.round((x - paddingH(cm.display).left) / charWidth(cm.display)) - colDiff));
+    }
+    return coords
+  }
+
+  // Find the view element corresponding to a given line. Return null
+  // when the line isn't visible.
+  function findViewIndex(cm, n) {
+    if (n >= cm.display.viewTo) { return null }
+    n -= cm.display.viewFrom;
+    if (n < 0) { return null }
+    var view = cm.display.view;
+    for (var i = 0; i < view.length; i++) {
+      n -= view[i].size;
+      if (n < 0) { return i }
+    }
+  }
+
+  // Updates the display.view data structure for a given change to the
+  // document. From and to are in pre-change coordinates. Lendiff is
+  // the amount of lines added or subtracted by the change. This is
+  // used for changes that span multiple lines, or change the way
+  // lines are divided into visual lines. regLineChange (below)
+  // registers single-line changes.
+  function regChange(cm, from, to, lendiff) {
+    if (from == null) { from = cm.doc.first; }
+    if (to == null) { to = cm.doc.first + cm.doc.size; }
+    if (!lendiff) { lendiff = 0; }
+
+    var display = cm.display;
+    if (lendiff && to < display.viewTo &&
+        (display.updateLineNumbers == null || display.updateLineNumbers > from))
+      { display.updateLineNumbers = from; }
+
+    cm.curOp.viewChanged = true;
+
+    if (from >= display.viewTo) { // Change after
+      if (sawCollapsedSpans && visualLineNo(cm.doc, from) < display.viewTo)
+        { resetView(cm); }
+    } else if (to <= display.viewFrom) { // Change before
+      if (sawCollapsedSpans && visualLineEndNo(cm.doc, to + lendiff) > display.viewFrom) {
+        resetView(cm);
+      } else {
+        display.viewFrom += lendiff;
+        display.viewTo += lendiff;
+      }
+    } else if (from <= display.viewFrom && to >= display.viewTo) { // Full overlap
+      resetView(cm);
+    } else if (from <= display.viewFrom) { // Top overlap
+      var cut = viewCuttingPoint(cm, to, to + lendiff, 1);
+      if (cut) {
+        display.view = display.view.slice(cut.index);
+        display.viewFrom = cut.lineN;
+        display.viewTo += lendiff;
+      } else {
+        resetView(cm);
+      }
+    } else if (to >= display.viewTo) { // Bottom overlap
+      var cut$1 = viewCuttingPoint(cm, from, from, -1);
+      if (cut$1) {
+        display.view = display.view.slice(0, cut$1.index);
+        display.viewTo = cut$1.lineN;
+      } else {
+        resetView(cm);
+      }
+    } else { // Gap in the middle
+      var cutTop = viewCuttingPoint(cm, from, from, -1);
+      var cutBot = viewCuttingPoint(cm, to, to + lendiff, 1);
+      if (cutTop && cutBot) {
+        display.view = display.view.slice(0, cutTop.index)
+          .concat(buildViewArray(cm, cutTop.lineN, cutBot.lineN))
+          .concat(display.view.slice(cutBot.index));
+        display.viewTo += lendiff;
+      } else {
+        resetView(cm);
+      }
+    }
+
+    var ext = display.externalMeasured;
+    if (ext) {
+      if (to < ext.lineN)
+        { ext.lineN += lendiff; }
+      else if (from < ext.lineN + ext.size)
+        { display.externalMeasured = null; }
+    }
+  }
+
+  // Register a change to a single line. Type must be one of "text",
+  // "gutter", "class", "widget"
+  function regLineChange(cm, line, type) {
+    cm.curOp.viewChanged = true;
+    var display = cm.display, ext = cm.display.externalMeasured;
+    if (ext && line >= ext.lineN && line < ext.lineN + ext.size)
+      { display.externalMeasured = null; }
+
+    if (line < display.viewFrom || line >= display.viewTo) { return }
+    var lineView = display.view[findViewIndex(cm, line)];
+    if (lineView.node == null) { return }
+    var arr = lineView.changes || (lineView.changes = []);
+    if (indexOf(arr, type) == -1) { arr.push(type); }
+  }
+
+  // Clear the view.
+  function resetView(cm) {
+    cm.display.viewFrom = cm.display.viewTo = cm.doc.first;
+    cm.display.view = [];
+    cm.display.viewOffset = 0;
   }
 
-  // Given a mouse event, find the corresponding position. If liberal
-  // is false, it checks whether a gutter or scrollbar was clicked,
-  // and returns null if it was. forRect is used by rectangular
-  // selections, and tries to estimate a character position even for
-  // coordinates beyond the right of the text.
-  function posFromMouse(cm, e, liberal, forRect) {
-    var display = cm.display;
-    if (!liberal && e_target(e).getAttribute("cm-not-content") == "true") { return null }
+  function viewCuttingPoint(cm, oldN, newN, dir) {
+    var index = findViewIndex(cm, oldN), diff, view = cm.display.view;
+    if (!sawCollapsedSpans || newN == cm.doc.first + cm.doc.size)
+      { return {index: index, lineN: newN} }
+    var n = cm.display.viewFrom;
+    for (var i = 0; i < index; i++)
+      { n += view[i].size; }
+    if (n != oldN) {
+      if (dir > 0) {
+        if (index == view.length - 1) { return null }
+        diff = (n + view[index].size) - oldN;
+        index++;
+      } else {
+        diff = n - oldN;
+      }
+      oldN += diff; newN += diff;
+    }
+    while (visualLineNo(cm.doc, newN) != newN) {
+      if (index == (dir < 0 ? 0 : view.length - 1)) { return null }
+      newN += dir * view[index - (dir < 0 ? 1 : 0)].size;
+      index += dir;
+    }
+    return {index: index, lineN: newN}
+  }
 
-    var x, y, space = display.lineSpace.getBoundingClientRect();
-    // Fails unpredictably on IE[67] when mouse is dragged around quickly.
-    try { x = e.clientX - space.left; y = e.clientY - space.top; }
-    catch (e) { return null }
-    var coords = coordsChar(cm, x, y), line;
-    if (forRect && coords.xRel == 1 && (line = getLine(cm.doc, coords.line).text).length == coords.ch) {
-      var colDiff = countColumn(line, line.length, cm.options.tabSize) - line.length;
-      coords = Pos(coords.line, Math.max(0, Math.round((x - paddingH(cm.display).left) / charWidth(cm.display)) - colDiff));
+  // Force the view to cover a given range, adding empty view element
+  // or clipping off existing ones as needed.
+  function adjustView(cm, from, to) {
+    var display = cm.display, view = display.view;
+    if (view.length == 0 || from >= display.viewTo || to <= display.viewFrom) {
+      display.view = buildViewArray(cm, from, to);
+      display.viewFrom = from;
+    } else {
+      if (display.viewFrom > from)
+        { display.view = buildViewArray(cm, from, display.viewFrom).concat(display.view); }
+      else if (display.viewFrom < from)
+        { display.view = display.view.slice(findViewIndex(cm, from)); }
+      display.viewFrom = from;
+      if (display.viewTo < to)
+        { display.view = display.view.concat(buildViewArray(cm, display.viewTo, to)); }
+      else if (display.viewTo > to)
+        { display.view = display.view.slice(0, findViewIndex(cm, to)); }
     }
-    return coords
+    display.viewTo = to;
   }
 
-  // Find the view element corresponding to a given line. Return null
-  // when the line isn't visible.
-  function findViewIndex(cm, n) {
-    if (n >= cm.display.viewTo) { return null }
-    n -= cm.display.viewFrom;
-    if (n < 0) { return null }
-    var view = cm.display.view;
+  // Count the number of lines in the view whose DOM representation is
+  // out of date (or nonexistent).
+  function countDirtyView(cm) {
+    var view = cm.display.view, dirty = 0;
     for (var i = 0; i < view.length; i++) {
-      n -= view[i].size;
-      if (n < 0) { return i }
+      var lineView = view[i];
+      if (!lineView.hidden && (!lineView.node || lineView.changes)) { ++dirty; }
     }
+    return dirty
   }
 
   function updateSelection(cm) {
@@ -3336,49 +3382,6 @@
     return {from: from, to: Math.max(to, from + 1)}
   }
 
-  // Re-align line numbers and gutter marks to compensate for
-  // horizontal scrolling.
-  function alignHorizontally(cm) {
-    var display = cm.display, view = display.view;
-    if (!display.alignWidgets && (!display.gutters.firstChild || !cm.options.fixedGutter)) { return }
-    var comp = compensateForHScroll(display) - display.scroller.scrollLeft + cm.doc.scrollLeft;
-    var gutterW = display.gutters.offsetWidth, left = comp + "px";
-    for (var i = 0; i < view.length; i++) { if (!view[i].hidden) {
-      if (cm.options.fixedGutter) {
-        if (view[i].gutter)
-          { view[i].gutter.style.left = left; }
-        if (view[i].gutterBackground)
-          { view[i].gutterBackground.style.left = left; }
-      }
-      var align = view[i].alignable;
-      if (align) { for (var j = 0; j < align.length; j++)
-        { align[j].style.left = left; } }
-    } }
-    if (cm.options.fixedGutter)
-      { display.gutters.style.left = (comp + gutterW) + "px"; }
-  }
-
-  // Used to ensure that the line number gutter is still the right
-  // size for the current document size. Returns true when an update
-  // is needed.
-  function maybeUpdateLineNumberWidth(cm) {
-    if (!cm.options.lineNumbers) { return false }
-    var doc = cm.doc, last = lineNumberFor(cm.options, doc.first + doc.size - 1), display = cm.display;
-    if (last.length != display.lineNumChars) {
-      var test = display.measure.appendChild(elt("div", [elt("div", last)],
-                                                 "CodeMirror-linenumber CodeMirror-gutter-elt"));
-      var innerW = test.firstChild.offsetWidth, padding = test.offsetWidth - innerW;
-      display.lineGutter.style.width = "";
-      display.lineNumInnerWidth = Math.max(innerW, display.lineGutter.offsetWidth - padding) + 1;
-      display.lineNumWidth = display.lineNumInnerWidth + padding;
-      display.lineNumChars = display.lineNumInnerWidth ? last.length : -1;
-      display.lineGutter.style.width = display.lineNumWidth + "px";
-      updateGutterSpace(cm);
-      return true
-    }
-    return false
-  }
-
   // SCROLLING THINGS INTO VIEW
 
   // If an editor sits on the top or bottom of the window, partially
@@ -3881,197 +3884,49 @@
       { if (unhidden[i$1].lines.length) { signal(unhidden[i$1], "unhide"); } } }
 
     if (display.wrapper.offsetHeight)
-      { doc.scrollTop = cm.display.scroller.scrollTop; }
-
-    // Fire change events, and delayed event handlers
-    if (op.changeObjs)
-      { signal(cm, "changes", cm, op.changeObjs); }
-    if (op.update)
-      { op.update.finish(); }
-  }
-
-  // Run the given function in an operation
-  function runInOp(cm, f) {
-    if (cm.curOp) { return f() }
-    startOperation(cm);
-    try { return f() }
-    finally { endOperation(cm); }
-  }
-  // Wraps a function in an operation. Returns the wrapped function.
-  function operation(cm, f) {
-    return function() {
-      if (cm.curOp) { return f.apply(cm, arguments) }
-      startOperation(cm);
-      try { return f.apply(cm, arguments) }
-      finally { endOperation(cm); }
-    }
-  }
-  // Used to add methods to editor and doc instances, wrapping them in
-  // operations.
-  function methodOp(f) {
-    return function() {
-      if (this.curOp) { return f.apply(this, arguments) }
-      startOperation(this);
-      try { return f.apply(this, arguments) }
-      finally { endOperation(this); }
-    }
-  }
-  function docMethodOp(f) {
-    return function() {
-      var cm = this.cm;
-      if (!cm || cm.curOp) { return f.apply(this, arguments) }
-      startOperation(cm);
-      try { return f.apply(this, arguments) }
-      finally { endOperation(cm); }
-    }
-  }
-
-  // Updates the display.view data structure for a given change to the
-  // document. From and to are in pre-change coordinates. Lendiff is
-  // the amount of lines added or subtracted by the change. This is
-  // used for changes that span multiple lines, or change the way
-  // lines are divided into visual lines. regLineChange (below)
-  // registers single-line changes.
-  function regChange(cm, from, to, lendiff) {
-    if (from == null) { from = cm.doc.first; }
-    if (to == null) { to = cm.doc.first + cm.doc.size; }
-    if (!lendiff) { lendiff = 0; }
-
-    var display = cm.display;
-    if (lendiff && to < display.viewTo &&
-        (display.updateLineNumbers == null || display.updateLineNumbers > from))
-      { display.updateLineNumbers = from; }
-
-    cm.curOp.viewChanged = true;
-
-    if (from >= display.viewTo) { // Change after
-      if (sawCollapsedSpans && visualLineNo(cm.doc, from) < display.viewTo)
-        { resetView(cm); }
-    } else if (to <= display.viewFrom) { // Change before
-      if (sawCollapsedSpans && visualLineEndNo(cm.doc, to + lendiff) > display.viewFrom) {
-        resetView(cm);
-      } else {
-        display.viewFrom += lendiff;
-        display.viewTo += lendiff;
-      }
-    } else if (from <= display.viewFrom && to >= display.viewTo) { // Full overlap
-      resetView(cm);
-    } else if (from <= display.viewFrom) { // Top overlap
-      var cut = viewCuttingPoint(cm, to, to + lendiff, 1);
-      if (cut) {
-        display.view = display.view.slice(cut.index);
-        display.viewFrom = cut.lineN;
-        display.viewTo += lendiff;
-      } else {
-        resetView(cm);
-      }
-    } else if (to >= display.viewTo) { // Bottom overlap
-      var cut$1 = viewCuttingPoint(cm, from, from, -1);
-      if (cut$1) {
-        display.view = display.view.slice(0, cut$1.index);
-        display.viewTo = cut$1.lineN;
-      } else {
-        resetView(cm);
-      }
-    } else { // Gap in the middle
-      var cutTop = viewCuttingPoint(cm, from, from, -1);
-      var cutBot = viewCuttingPoint(cm, to, to + lendiff, 1);
-      if (cutTop && cutBot) {
-        display.view = display.view.slice(0, cutTop.index)
-          .concat(buildViewArray(cm, cutTop.lineN, cutBot.lineN))
-          .concat(display.view.slice(cutBot.index));
-        display.viewTo += lendiff;
-      } else {
-        resetView(cm);
-      }
-    }
-
-    var ext = display.externalMeasured;
-    if (ext) {
-      if (to < ext.lineN)
-        { ext.lineN += lendiff; }
-      else if (from < ext.lineN + ext.size)
-        { display.externalMeasured = null; }
-    }
-  }
-
-  // Register a change to a single line. Type must be one of "text",
-  // "gutter", "class", "widget"
-  function regLineChange(cm, line, type) {
-    cm.curOp.viewChanged = true;
-    var display = cm.display, ext = cm.display.externalMeasured;
-    if (ext && line >= ext.lineN && line < ext.lineN + ext.size)
-      { display.externalMeasured = null; }
+      { doc.scrollTop = cm.display.scroller.scrollTop; }
 
-    if (line < display.viewFrom || line >= display.viewTo) { return }
-    var lineView = display.view[findViewIndex(cm, line)];
-    if (lineView.node == null) { return }
-    var arr = lineView.changes || (lineView.changes = []);
-    if (indexOf(arr, type) == -1) { arr.push(type); }
+    // Fire change events, and delayed event handlers
+    if (op.changeObjs)
+      { signal(cm, "changes", cm, op.changeObjs); }
+    if (op.update)
+      { op.update.finish(); }
   }
 
-  // Clear the view.
-  function resetView(cm) {
-    cm.display.viewFrom = cm.display.viewTo = cm.doc.first;
-    cm.display.view = [];
-    cm.display.viewOffset = 0;
+  // Run the given function in an operation
+  function runInOp(cm, f) {
+    if (cm.curOp) { return f() }
+    startOperation(cm);
+    try { return f() }
+    finally { endOperation(cm); }
   }
-
-  function viewCuttingPoint(cm, oldN, newN, dir) {
-    var index = findViewIndex(cm, oldN), diff, view = cm.display.view;
-    if (!sawCollapsedSpans || newN == cm.doc.first + cm.doc.size)
-      { return {index: index, lineN: newN} }
-    var n = cm.display.viewFrom;
-    for (var i = 0; i < index; i++)
-      { n += view[i].size; }
-    if (n != oldN) {
-      if (dir > 0) {
-        if (index == view.length - 1) { return null }
-        diff = (n + view[index].size) - oldN;
-        index++;
-      } else {
-        diff = n - oldN;
-      }
-      oldN += diff; newN += diff;
-    }
-    while (visualLineNo(cm.doc, newN) != newN) {
-      if (index == (dir < 0 ? 0 : view.length - 1)) { return null }
-      newN += dir * view[index - (dir < 0 ? 1 : 0)].size;
-      index += dir;
+  // Wraps a function in an operation. Returns the wrapped function.
+  function operation(cm, f) {
+    return function() {
+      if (cm.curOp) { return f.apply(cm, arguments) }
+      startOperation(cm);
+      try { return f.apply(cm, arguments) }
+      finally { endOperation(cm); }
     }
-    return {index: index, lineN: newN}
   }
-
-  // Force the view to cover a given range, adding empty view element
-  // or clipping off existing ones as needed.
-  function adjustView(cm, from, to) {
-    var display = cm.display, view = display.view;
-    if (view.length == 0 || from >= display.viewTo || to <= display.viewFrom) {
-      display.view = buildViewArray(cm, from, to);
-      display.viewFrom = from;
-    } else {
-      if (display.viewFrom > from)
-        { display.view = buildViewArray(cm, from, display.viewFrom).concat(display.view); }
-      else if (display.viewFrom < from)
-        { display.view = display.view.slice(findViewIndex(cm, from)); }
-      display.viewFrom = from;
-      if (display.viewTo < to)
-        { display.view = display.view.concat(buildViewArray(cm, display.viewTo, to)); }
-      else if (display.viewTo > to)
-        { display.view = display.view.slice(0, findViewIndex(cm, to)); }
+  // Used to add methods to editor and doc instances, wrapping them in
+  // operations.
+  function methodOp(f) {
+    return function() {
+      if (this.curOp) { return f.apply(this, arguments) }
+      startOperation(this);
+      try { return f.apply(this, arguments) }
+      finally { endOperation(this); }
     }
-    display.viewTo = to;
   }
-
-  // Count the number of lines in the view whose DOM representation is
-  // out of date (or nonexistent).
-  function countDirtyView(cm) {
-    var view = cm.display.view, dirty = 0;
-    for (var i = 0; i < view.length; i++) {
-      var lineView = view[i];
-      if (!lineView.hidden && (!lineView.node || lineView.changes)) { ++dirty; }
+  function docMethodOp(f) {
+    return function() {
+      var cm = this.cm;
+      if (!cm || cm.curOp) { return f.apply(this, arguments) }
+      startOperation(cm);
+      try { return f.apply(this, arguments) }
+      finally { endOperation(cm); }
     }
-    return dirty
   }
 
   // HIGHLIGHT WORKER
@@ -4355,9 +4210,9 @@
     while (cur) { cur = rm(cur); }
   }
 
-  function updateGutterSpace(cm) {
-    var width = cm.display.gutters.offsetWidth;
-    cm.display.sizer.style.marginLeft = width + "px";
+  function updateGutterSpace(display) {
+    var width = display.gutters.offsetWidth;
+    display.sizer.style.marginLeft = width + "px";
   }
 
   function setDocumentHeight(cm, measure) {
@@ -4366,34 +4221,195 @@
     cm.display.gutters.style.height = (measure.docHeight + cm.display.barHeight + scrollGap(cm)) + "px";
   }
 
+  // Re-align line numbers and gutter marks to compensate for
+  // horizontal scrolling.
+  function alignHorizontally(cm) {
+    var display = cm.display, view = display.view;
+    if (!display.alignWidgets && (!display.gutters.firstChild || !cm.options.fixedGutter)) { return }
+    var comp = compensateForHScroll(display) - display.scroller.scrollLeft + cm.doc.scrollLeft;
+    var gutterW = display.gutters.offsetWidth, left = comp + "px";
+    for (var i = 0; i < view.length; i++) { if (!view[i].hidden) {
+      if (cm.options.fixedGutter) {
+        if (view[i].gutter)
+          { view[i].gutter.style.left = left; }
+        if (view[i].gutterBackground)
+          { view[i].gutterBackground.style.left = left; }
+      }
+      var align = view[i].alignable;
+      if (align) { for (var j = 0; j < align.length; j++)
+        { align[j].style.left = left; } }
+    } }
+    if (cm.options.fixedGutter)
+      { display.gutters.style.left = (comp + gutterW) + "px"; }
+  }
+
+  // Used to ensure that the line number gutter is still the right
+  // size for the current document size. Returns true when an update
+  // is needed.
+  function maybeUpdateLineNumberWidth(cm) {
+    if (!cm.options.lineNumbers) { return false }
+    var doc = cm.doc, last = lineNumberFor(cm.options, doc.first + doc.size - 1), display = cm.display;
+    if (last.length != display.lineNumChars) {
+      var test = display.measure.appendChild(elt("div", [elt("div", last)],
+                                                 "CodeMirror-linenumber CodeMirror-gutter-elt"));
+      var innerW = test.firstChild.offsetWidth, padding = test.offsetWidth - innerW;
+      display.lineGutter.style.width = "";
+      display.lineNumInnerWidth = Math.max(innerW, display.lineGutter.offsetWidth - padding) + 1;
+      display.lineNumWidth = display.lineNumInnerWidth + padding;
+      display.lineNumChars = display.lineNumInnerWidth ? last.length : -1;
+      display.lineGutter.style.width = display.lineNumWidth + "px";
+      updateGutterSpace(cm.display);
+      return true
+    }
+    return false
+  }
+
+  function getGutters(gutters, lineNumbers) {
+    var result = [], sawLineNumbers = false;
+    for (var i = 0; i < gutters.length; i++) {
+      var name = gutters[i], style = null;
+      if (typeof name != "string") { style = name.style; name = name.className; }
+      if (name == "CodeMirror-linenumbers") {
+        if (!lineNumbers) { continue }
+        else { sawLineNumbers = true; }
+      }
+      result.push({className: name, style: style});
+    }
+    if (lineNumbers && !sawLineNumbers) { result.push({className: "CodeMirror-linenumbers", style: null}); }
+    return result
+  }
+
   // Rebuild the gutter elements, ensure the margin to the left of the
   // code matches their width.
-  function updateGutters(cm) {
-    var gutters = cm.display.gutters, specs = cm.options.gutters;
+  function renderGutters(display) {
+    var gutters = display.gutters, specs = display.gutterSpecs;
     removeChildren(gutters);
-    var i = 0;
-    for (; i < specs.length; ++i) {
-      var gutterClass = specs[i];
-      var gElt = gutters.appendChild(elt("div", null, "CodeMirror-gutter " + gutterClass));
-      if (gutterClass == "CodeMirror-linenumbers") {
-        cm.display.lineGutter = gElt;
-        gElt.style.width = (cm.display.lineNumWidth || 1) + "px";
+    display.lineGutter = null;
+    for (var i = 0; i < specs.length; ++i) {
+      var ref = specs[i];
+      var className = ref.className;
+      var style = ref.style;
+      var gElt = gutters.appendChild(elt("div", null, "CodeMirror-gutter " + className));
+      if (style) { gElt.style.cssText = style; }
+      if (className == "CodeMirror-linenumbers") {
+        display.lineGutter = gElt;
+        gElt.style.width = (display.lineNumWidth || 1) + "px";
       }
     }
-    gutters.style.display = i ? "" : "none";
-    updateGutterSpace(cm);
+    gutters.style.display = specs.length ? "" : "none";
+    updateGutterSpace(display);
   }
 
-  // Make sure the gutters options contains the element
-  // "CodeMirror-linenumbers" when the lineNumbers option is true.
-  function setGuttersForLineNumbers(options) {
-    var found = indexOf(options.gutters, "CodeMirror-linenumbers");
-    if (found == -1 && options.lineNumbers) {
-      options.gutters = options.gutters.concat(["CodeMirror-linenumbers"]);
-    } else if (found > -1 && !options.lineNumbers) {
-      options.gutters = options.gutters.slice(0);
-      options.gutters.splice(found, 1);
+  function updateGutters(cm) {
+    renderGutters(cm.display);
+    regChange(cm);
+    alignHorizontally(cm);
+  }
+
+  // The display handles the DOM integration, both for input reading
+  // and content drawing. It holds references to DOM nodes and
+  // display-related state.
+
+  function Display(place, doc, input, options) {
+    var d = this;
+    this.input = input;
+
+    // Covers bottom-right square when both scrollbars are present.
+    d.scrollbarFiller = elt("div", null, "CodeMirror-scrollbar-filler");
+    d.scrollbarFiller.setAttribute("cm-not-content", "true");
+    // Covers bottom of gutter when coverGutterNextToScrollbar is on
+    // and h scrollbar is present.
+    d.gutterFiller = elt("div", null, "CodeMirror-gutter-filler");
+    d.gutterFiller.setAttribute("cm-not-content", "true");
+    // Will contain the actual code, positioned to cover the viewport.
+    d.lineDiv = eltP("div", null, "CodeMirror-code");
+    // Elements are added to these to represent selection and cursors.
+    d.selectionDiv = elt("div", null, null, "position: relative; z-index: 1");
+    d.cursorDiv = elt("div", null, "CodeMirror-cursors");
+    // A visibility: hidden element used to find the size of things.
+    d.measure = elt("div", null, "CodeMirror-measure");
+    // When lines outside of the viewport are measured, they are drawn in this.
+    d.lineMeasure = elt("div", null, "CodeMirror-measure");
+    // Wraps everything that needs to exist inside the vertically-padded coordinate system
+    d.lineSpace = eltP("div", [d.measure, d.lineMeasure, d.selectionDiv, d.cursorDiv, d.lineDiv],
+                      null, "position: relative; outline: none");
+    var lines = eltP("div", [d.lineSpace], "CodeMirror-lines");
+    // Moved around its parent to cover visible view.
+    d.mover = elt("div", [lines], null, "position: relative");
+    // Set to the height of the document, allowing scrolling.
+    d.sizer = elt("div", [d.mover], "CodeMirror-sizer");
+    d.sizerWidth = null;
+    // Behavior of elts with overflow: auto and padding is
+    // inconsistent across browsers. This is used to ensure the
+    // scrollable area is big enough.
+    d.heightForcer = elt("div", null, null, "position: absolute; height: " + scrollerGap + "px; width: 1px;");
+    // Will contain the gutters, if any.
+    d.gutters = elt("div", null, "CodeMirror-gutters");
+    d.lineGutter = null;
+    // Actual scrollable element.
+    d.scroller = elt("div", [d.sizer, d.heightForcer, d.gutters], "CodeMirror-scroll");
+    d.scroller.setAttribute("tabIndex", "-1");
+    // The element in which the editor lives.
+    d.wrapper = elt("div", [d.scrollbarFiller, d.gutterFiller, d.scroller], "CodeMirror");
+
+    // Work around IE7 z-index bug (not perfect, hence IE7 not really being supported)
+    if (ie && ie_version < 8) { d.gutters.style.zIndex = -1; d.scroller.style.paddingRight = 0; }
+    if (!webkit && !(gecko && mobile)) { d.scroller.draggable = true; }
+
+    if (place) {
+      if (place.appendChild) { place.appendChild(d.wrapper); }
+      else { place(d.wrapper); }
     }
+
+    // Current rendered range (may be bigger than the view window).
+    d.viewFrom = d.viewTo = doc.first;
+    d.reportedViewFrom = d.reportedViewTo = doc.first;
+    // Information about the rendered lines.
+    d.view = [];
+    d.renderedView = null;
+    // Holds info about a single rendered line when it was rendered
+    // for measurement, while not in view.
+    d.externalMeasured = null;
+    // Empty space (in pixels) above the view
+    d.viewOffset = 0;
+    d.lastWrapHeight = d.lastWrapWidth = 0;
+    d.updateLineNumbers = null;
+
+    d.nativeBarWidth = d.barHeight = d.barWidth = 0;
+    d.scrollbarsClipped = false;
+
+    // Used to only resize the line number gutter when necessary (when
+    // the amount of lines crosses a boundary that makes its width change)
+    d.lineNumWidth = d.lineNumInnerWidth = d.lineNumChars = null;
+    // Set to true when a non-horizontal-scrolling line widget is
+    // added. As an optimization, line widget aligning is skipped when
+    // this is false.
+    d.alignWidgets = false;
+
+    d.cachedCharWidth = d.cachedTextHeight = d.cachedPaddingH = null;
+
+    // Tracks the maximum line length so that the horizontal scrollbar
+    // can be kept static when scrolling.
+    d.maxLine = null;
+    d.maxLineLength = 0;
+    d.maxLineChanged = false;
+
+    // Used for measuring wheel scrolling granularity
+    d.wheelDX = d.wheelDY = d.wheelStartX = d.wheelStartY = null;
+
+    // True when shift is held down.
+    d.shift = false;
+
+    // Used to track whether anything happened since the context menu
+    // was opened.
+    d.selForContextMenu = null;
+
+    d.activeTouch = null;
+
+    d.gutterSpecs = getGutters(options.gutters, options.lineNumbers);
+    renderGutters(d);
+
+    input.init(d);
   }
 
   // Since the delta values reported on mouse wheel events are
@@ -6631,7 +6647,7 @@
     19: "Pause", 20: "CapsLock", 27: "Esc", 32: "Space", 33: "PageUp", 34: "PageDown", 35: "End",
     36: "Home", 37: "Left", 38: "Up", 39: "Right", 40: "Down", 44: "PrintScrn", 45: "Insert",
     46: "Delete", 59: ";", 61: "=", 91: "Mod", 92: "Mod", 93: "Mod",
-    106: "*", 107: "=", 109: "-", 110: ".", 111: "/", 127: "Delete", 145: "ScrollLock",
+    106: "*", 107: "=", 109: "-", 110: ".", 111: "/", 145: "ScrollLock",
     173: "-", 186: ";", 187: "=", 188: ",", 189: "-", 190: ".", 191: "/", 192: "`", 219: "[", 220: "\\",
     221: "]", 222: "'", 63232: "Up", 63233: "Down", 63234: "Left", 63235: "Right", 63272: "Delete",
     63273: "Home", 63275: "End", 63276: "PageUp", 63277: "PageDown", 63302: "Insert"
@@ -7518,8 +7534,13 @@
     function done(e) {
       cm.state.selectingText = false;
       counter = Infinity;
-      e_preventDefault(e);
-      display.input.focus();
+      // If e is null or undefined we interpret this as someone trying
+      // to explicitly cancel the selection rather than the user
+      // letting go of the mouse button.
+      if (e) {
+        e_preventDefault(e);
+        display.input.focus();
+      }
       off(display.wrapper.ownerDocument, "mousemove", move);
       off(display.wrapper.ownerDocument, "mouseup", up);
       doc.history.lastSelOrigin = null;
@@ -7590,12 +7611,12 @@
     if (mY > lineBox.bottom || !hasHandler(cm, type)) { return e_defaultPrevented(e) }
     mY -= lineBox.top - display.viewOffset;
 
-    for (var i = 0; i < cm.options.gutters.length; ++i) {
+    for (var i = 0; i < cm.display.gutterSpecs.length; ++i) {
       var g = display.gutters.childNodes[i];
       if (g && g.getBoundingClientRect().right >= mX) {
         var line = lineAtHeight(cm.doc, mY);
-        var gutter = cm.options.gutters[i];
-        signal(cm, type, cm, line, gutter, e);
+        var gutter = cm.display.gutterSpecs[i];
+        signal(cm, type, cm, line, gutter.className, e);
         return e_defaultPrevented(e)
       }
     }
@@ -7696,7 +7717,7 @@
 
     option("theme", "default", function (cm) {
       themeChanged(cm);
-      guttersChanged(cm);
+      updateGutters(cm);
     }, true);
     option("keyMap", "default", function (cm, val, old) {
       var next = getKeyMap(val);
@@ -7708,9 +7729,9 @@
     option("configureMouse", null);
 
     option("lineWrapping", false, wrappingChanged, true);
-    option("gutters", [], function (cm) {
-      setGuttersForLineNumbers(cm.options);
-      guttersChanged(cm);
+    option("gutters", [], function (cm, val) {
+      cm.display.gutterSpecs = getGutters(val, cm.options.lineNumbers);
+      updateGutters(cm);
     }, true);
     option("fixedGutter", true, function (cm, val) {
       cm.display.gutters.style.left = val ? compensateForHScroll(cm.display) + "px" : "0";
@@ -7723,12 +7744,12 @@
       cm.display.scrollbars.setScrollTop(cm.doc.scrollTop);
       cm.display.scrollbars.setScrollLeft(cm.doc.scrollLeft);
     }, true);
-    option("lineNumbers", false, function (cm) {
-      setGuttersForLineNumbers(cm.options);
-      guttersChanged(cm);
+    option("lineNumbers", false, function (cm, val) {
+      cm.display.gutterSpecs = getGutters(cm.options.gutters, val);
+      updateGutters(cm);
     }, true);
-    option("firstLineNumber", 1, guttersChanged, true);
-    option("lineNumberFormatter", function (integer) { return integer; }, guttersChanged, true);
+    option("firstLineNumber", 1, updateGutters, true);
+    option("lineNumberFormatter", function (integer) { return integer; }, updateGutters, true);
     option("showCursorWhenSelecting", false, updateSelection, true);
 
     option("resetSelectionOnContextMenu", true);
@@ -7770,12 +7791,6 @@
     option("phrases", null);
   }
 
-  function guttersChanged(cm) {
-    updateGutters(cm);
-    regChange(cm);
-    alignHorizontally(cm);
-  }
-
   function dragDropChanged(cm, value, old) {
     var wasOn = old && old != Init;
     if (!value != !wasOn) {
@@ -7815,7 +7830,6 @@
     this.options = options = options ? copyObj(options) : {};
     // Determine effective options based on given values and defaults.
     copyObj(defaults, options, false);
-    setGuttersForLineNumbers(options);
 
     var doc = options.value;
     if (typeof doc == "string") { doc = new Doc(doc, options.mode, null, options.lineSeparator, options.direction); }
@@ -7823,9 +7837,8 @@
     this.doc = doc;
 
     var input = new CodeMirror.inputStyles[options.inputStyle](this);
-    var display = this.display = new Display(place, doc, input);
+    var display = this.display = new Display(place, doc, input, options);
     display.wrapper.CodeMirror = this;
-    updateGutters(this);
     themeChanged(this);
     if (options.lineWrapping)
       { this.display.wrapper.className += " CodeMirror-wrap"; }
@@ -8161,8 +8174,8 @@
   }
 
   function disableBrowserMagic(field, spellcheck, autocorrect, autocapitalize) {
-    field.setAttribute("autocorrect", !!autocorrect);
-    field.setAttribute("autocapitalize", !!autocapitalize);
+    field.setAttribute("autocorrect", autocorrect ? "" : "off");
+    field.setAttribute("autocapitalize", autocapitalize ? "" : "off");
     field.setAttribute("spellcheck", !!spellcheck);
   }
 
@@ -8588,7 +8601,7 @@
         this.curOp.forceUpdate = true;
         clearCaches(this);
         scrollToCoords(this, this.doc.scrollLeft, this.doc.scrollTop);
-        updateGutterSpace(this);
+        updateGutterSpace(this.display);
         if (oldHeight == null || Math.abs(oldHeight - textHeight(this.display)) > .5)
           { estimateLineHeights(this); }
         signal(this, "refresh", this);
@@ -8597,6 +8610,8 @@
       swapDoc: methodOp(function(doc) {
         var old = this.doc;
         old.cm = null;
+        // Cancel the current text selection if any (#5821)
+        if (this.state.selectingText) { this.state.selectingText(); }
         attachDoc(this, doc);
         clearCaches(this);
         this.display.input.reset();
@@ -8942,7 +8957,7 @@
     // Because Android doesn't allow us to actually detect backspace
     // presses in a sane way, this code checks for when that happens
     // and simulates a backspace press in this case.
-    if (android && chrome && this.cm.options.gutters.length && isInGutter(sel.anchorNode)) {
+    if (android && chrome && this.cm.display.gutterSpecs.length && isInGutter(sel.anchorNode)) {
       this.cm.triggerOnKeyDown({type: "keydown", keyCode: 8, preventDefault: Math.abs});
       this.blur();
       this.focus();
@@ -9733,7 +9748,7 @@
 
   addLegacyProps(CodeMirror);
 
-  CodeMirror.version = "5.44.0";
+  CodeMirror.version = "5.46.0";
 
   return CodeMirror;
 
diff --git a/codemirror/js/codemirror.min.js b/codemirror/js/codemirror.min.js
index 8616a1f6..5952f354 100644
--- a/codemirror/js/codemirror.min.js
+++ b/codemirror/js/codemirror.min.js
@@ -1 +1 @@
-(function(b,a){typeof exports==="object"&&typeof module!=="undefined"?module.exports=a():typeof define==="function"&&define.amd?define("codemirror.js",a):(b.CodeMirror=a())}(this,(function(){var ez=navigator.userAgent;var eK=navigator.platform;var cO=/gecko\/\d/i.test(ez);var fs=/MSIE \d/.test(ez);var b1=/Trident\/(?:[7-9]|\d{2,})\..*rv:(\d+)/.exec(ez);var c2=/Edge\/(\d+)/.exec(ez);var ef=fs||b1||c2;var m=ef&&(fs?document.documentMode||6:+(c2||b1)[1]);var ds=!c2&&/WebKit\//.test(ez);var ei=ds&&/Qt\/\d+\.\d+/.test(ez);var dI=!c2&&/Chrome\//.test(ez);var eB=/Opera\//.test(ez);var aK=/Apple Computer/.test(navigator.vendor);var dA=/Mac OS X 1\d\D([8-9]|\d\d)\D/.test(ez);var ge=/PhantomJS/.test(ez);var fM=!c2&&/AppleWebKit/.test(ez)&&/Mobile\/\w+/.test(ez);var aW=/Android/.test(ez);var eQ=fM||aW||/webOS|BlackBerry|Opera Mini|Opera Mobi|IEMobile/i.test(ez);var cr=fM||/Mac/.test(eK);var gx=/\bCrOS\b/.test(ez);var aZ=/win/i.test(eK);var a9=eB&&ez.match(/Version\/(\d*\.\d*)/);if(a9){a9=Number(a9[1])}if(a9&&a9>=15){eB=false;ds=true}var b9=cr&&(ei||eB&&(a9==null||a9<12.11));var g9=cO||(ef&&m>=9);function W(i){return new RegExp("(^|\\s)"+i+"(?:$|\\s)\\s*")}var h=function(hl,i){var hm=hl.className;var hk=W(i).exec(hm);if(hk){var hn=hm.slice(hk.index+hk[0].length);hl.className=hm.slice(0,hk.index)+(hn?hk[1]+hn:"")}};function eA(hk){for(var i=hk.childNodes.length;i>0;--i){hk.removeChild(hk.firstChild)}return hk}function cb(i,hk){return eA(i).appendChild(hk)}function g0(hk,ho,hn,hm){var hp=document.createElement(hk);if(hn){hp.className=hn}if(hm){hp.style.cssText=hm}if(typeof ho=="string"){hp.appendChild(document.createTextNode(ho))}else{if(ho){for(var hl=0;hl<ho.length;++hl){hp.appendChild(ho[hl])}}}return hp}function g6(i,hm,hl,hk){var hn=g0(i,hm,hl,hk);hn.setAttribute("role","presentation");return hn}var cL;if(document.createRange){cL=function(hm,hn,hk,i){var hl=document.createRange();hl.setEnd(i||hm,hk);hl.setStart(hm,hn);return hl}}else{cL=function(hl,hn,i){var hk=document.body.createTextRange();try{hk.moveToElementText(hl.parentNode)}catch(hm){return hk}hk.collapse(true);hk.moveEnd("character",i);hk.moveStart("character",hn);return hk}}function ha(i,hk){if(hk.nodeType==3){hk=hk.parentNode}if(i.contains){return i.contains(hk)}do{if(hk.nodeType==11){hk=hk.host}if(hk==i){return true}}while(hk=hk.parentNode)}function ej(){var i;try{i=document.activeElement}catch(hk){i=document.body||null}while(i&&i.shadowRoot&&i.shadowRoot.activeElement){i=i.shadowRoot.activeElement}return i}function gn(hk,i){var hl=hk.className;if(!W(i).test(hl)){hk.className+=(hl?" ":"")+i}}function gN(hm,hk){var hl=hm.split(" ");for(var hn=0;hn<hl.length;hn++){if(hl[hn]&&!W(hl[hn]).test(hk)){hk+=" "+hl[hn]}}return hk}var eg=function(i){i.select()};if(fM){eg=function(i){i.selectionStart=0;i.selectionEnd=i.value.length}}else{if(ef){eg=function(hk){try{hk.select()}catch(i){}}}}function cV(hk){var i=Array.prototype.slice.call(arguments,1);return function(){return hk.apply(null,i)}}function aX(hl,hk,i){if(!hk){hk={}}for(var hm in hl){if(hl.hasOwnProperty(hm)&&(i!==false||!hk.hasOwnProperty(hm))){hk[hm]=hl[hm]}}return hk}function ca(hn,hl,hp,hq,hm){if(hl==null){hl=hn.search(/[^\s\u00a0]/);if(hl==-1){hl=hn.length}}for(var ho=hq||0,hr=hm||0;;){var hk=hn.indexOf("\t",ho);if(hk<0||hk>=hl){return hr+(hl-ho)}hr+=hk-ho;hr+=hp-(hr%hp);ho=hk+1}}var hj=function(){this.id=null};hj.prototype.set=function(i,hk){clearTimeout(this.id);this.id=setTimeout(hk,i)};function dO(hm,hk){for(var hl=0;hl<hm.length;++hl){if(hm[hl]==hk){return hl}}return -1}var ed=30;var cw={toString:function(){return"CodeMirror.Pass"}};var af={scroll:false},Q={origin:"*mouse"},dn={origin:"+move"};function e2(hn,hm,ho){for(var hp=0,hl=0;;){var hk=hn.indexOf("\t",hp);if(hk==-1){hk=hn.length}var i=hk-hp;if(hk==hn.length||hl+i>=hm){return hp+Math.min(i,hm-hl)}hl+=hk-hp;hl+=ho-(hl%ho);hp=hk+1;if(hl>=hm){return hp}}}var ba=[""];function cP(i){while(ba.length<=i){ba.push(gt(ba)+" ")}return ba[i]}function gt(i){return i[i.length-1]}function cc(hn,hm){var hk=[];for(var hl=0;hl<hn.length;hl++){hk[hl]=hm(hn[hl],hl)}return hk}function cu(hn,hk,hl){var hm=0,i=hl(hk);while(hm<hn.length&&hl(hn[hm])<=i){hm++}hn.splice(hm,0,hk)}function gO(){}function cJ(hl,i){var hk;if(Object.create){hk=Object.create(hl)}else{gO.prototype=hl;hk=new gO()}if(i){aX(i,hk)}return hk}var bm=/[\u00df\u0587\u0590-\u05f4\u0600-\u06ff\u3040-\u309f\u30a0-\u30ff\u3400-\u4db5\u4e00-\u9fcc\uac00-\ud7af]/;function gq(i){return/\w/.test(i)||i>"\x80"&&(i.toUpperCase()!=i.toLowerCase()||bm.test(i))}function c0(i,hk){if(!hk){return gq(i)}if(hk.source.indexOf("\\w")>-1&&gq(i)){return true}return hk.test(i)}function fE(i){for(var hk in i){if(i.hasOwnProperty(hk)&&i[hk]){return false}}return true}var fr=/[\u0300-\u036f\u0483-\u0489\u0591-\u05bd\u05bf\u05c1\u05c2\u05c4\u05c5\u05c7\u0610-\u061a\u064b-\u065e\u0670\u06d6-\u06dc\u06de-\u06e4\u06e7\u06e8\u06ea-\u06ed\u0711\u0730-\u074a\u07a6-\u07b0\u07eb-\u07f3\u0816-\u0819\u081b-\u0823\u0825-\u0827\u0829-\u082d\u0900-\u0902\u093c\u0941-\u0948\u094d\u0951-\u0955\u0962\u0963\u0981\u09bc\u09be\u09c1-\u09c4\u09cd\u09d7\u09e2\u09e3\u0a01\u0a02\u0a3c\u0a41\u0a42\u0a47\u0a48\u0a4b-\u0a4d\u0a51\u0a70\u0a71\u0a75\u0a81\u0a82\u0abc\u0ac1-\u0ac5\u0ac7\u0ac8\u0acd\u0ae2\u0ae3\u0b01\u0b3c\u0b3e\u0b3f\u0b41-\u0b44\u0b4d\u0b56\u0b57\u0b62\u0b63\u0b82\u0bbe\u0bc0\u0bcd\u0bd7\u0c3e-\u0c40\u0c46-\u0c48\u0c4a-\u0c4d\u0c55\u0c56\u0c62\u0c63\u0cbc\u0cbf\u0cc2\u0cc6\u0ccc\u0ccd\u0cd5\u0cd6\u0ce2\u0ce3\u0d3e\u0d41-\u0d44\u0d4d\u0d57\u0d62\u0d63\u0dca\u0dcf\u0dd2-\u0dd4\u0dd6\u0ddf\u0e31\u0e34-\u0e3a\u0e47-\u0e4e\u0eb1\u0eb4-\u0eb9\u0ebb\u0ebc\u0ec8-\u0ecd\u0f18\u0f19\u0f35\u0f37\u0f39\u0f71-\u0f7e\u0f80-\u0f84\u0f86\u0f87\u0f90-\u0f97\u0f99-\u0fbc\u0fc6\u102d-\u1030\u1032-\u1037\u1039\u103a\u103d\u103e\u1058\u1059\u105e-\u1060\u1071-\u1074\u1082\u1085\u1086\u108d\u109d\u135f\u1712-\u1714\u1732-\u1734\u1752\u1753\u1772\u1773\u17b7-\u17bd\u17c6\u17c9-\u17d3\u17dd\u180b-\u180d\u18a9\u1920-\u1922\u1927\u1928\u1932\u1939-\u193b\u1a17\u1a18\u1a56\u1a58-\u1a5e\u1a60\u1a62\u1a65-\u1a6c\u1a73-\u1a7c\u1a7f\u1b00-\u1b03\u1b34\u1b36-\u1b3a\u1b3c\u1b42\u1b6b-\u1b73\u1b80\u1b81\u1ba2-\u1ba5\u1ba8\u1ba9\u1c2c-\u1c33\u1c36\u1c37\u1cd0-\u1cd2\u1cd4-\u1ce0\u1ce2-\u1ce8\u1ced\u1dc0-\u1de6\u1dfd-\u1dff\u200c\u200d\u20d0-\u20f0\u2cef-\u2cf1\u2de0-\u2dff\u302a-\u302f\u3099\u309a\ua66f-\ua672\ua67c\ua67d\ua6f0\ua6f1\ua802\ua806\ua80b\ua825\ua826\ua8c4\ua8e0-\ua8f1\ua926-\ua92d\ua947-\ua951\ua980-\ua982\ua9b3\ua9b6-\ua9b9\ua9bc\uaa29-\uaa2e\uaa31\uaa32\uaa35\uaa36\uaa43\uaa4c\uaab0\uaab2-\uaab4\uaab7\uaab8\uaabe\uaabf\uaac1\uabe5\uabe8\uabed\udc00-\udfff\ufb1e\ufe00-\ufe0f\ufe20-\ufe26\uff9e\uff9f]/;function 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f0(hn,hp){hp-=hn.first;if(hp<0||hp>=hn.size){throw new Error("There is no line "+(hp+hn.first)+" in the document.")}var hk=hn;while(!hk.lines){for(var hl=0;;++hl){var ho=hk.children[hl],hm=ho.chunkSize();if(hp<hm){hk=ho;break}hp-=hm}}return hk.lines[hp]}function g2(hl,hn,i){var hk=[],hm=hn.line;hl.iter(hn.line,i.line+1,function(ho){var hp=ho.text;if(hm==i.line){hp=hp.slice(0,i.ch)}if(hm==hn.line){hp=hp.slice(hn.ch)}hk.push(hp);++hm});return hk}function bc(hk,hm,hl){var i=[];hk.iter(hm,hl,function(hn){i.push(hn.text)});return i}function g5(hk,i){var hl=i-hk.height;if(hl){for(var hm=hk;hm;hm=hm.parent){hm.height+=hl}}}function b5(hk){if(hk.parent==null){return null}var ho=hk.parent,hn=dO(ho.lines,hk);for(var hl=ho.parent;hl;ho=hl,hl=hl.parent){for(var hm=0;;++hm){if(hl.children[hm]==ho){break}hn+=hl.children[hm].chunkSize()}}return hn+ho.first}function bY(hq,hp){var hn=hq.first;outer:do{for(var hm=0;hm<hq.children.length;++hm){var hl=hq.children[hm],hk=hl.height;if(hp<hk){hq=hl;continue 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i=hl.match(/(?:^|\s+)line-(background-)?(\S+)/);if(!i){break}hl=hl.slice(0,i.index)+hl.slice(i.index+i[0].length);var hm=i[1]?"bgClass":"textClass";if(hk[hm]==null){hk[hm]=i[2]}else{if(!(new RegExp("(?:^|s)"+i[2]+"(?:$|s)")).test(hk[hm])){hk[hm]+=" "+i[2]}}}}return hl}function x(ht,hv,ho,hl,hp,hm,hn){var hk=ho.flattenSpans;if(hk==null){hk=ht.options.flattenSpans}var hr=0,hq=null;var hu=new fD(hv,ht.options.tabSize,hl),i;var hx=ht.options.addModeClass&&[null];if(hv==""){dP(ga(ho,hl.state),hm)}while(!hu.eol()){if(hu.pos>ht.options.maxHighlightLength){hk=false;if(hn){d3(ht,hv,hl,hu.pos)}hu.pos=hv.length;i=null}else{i=dP(fh(ho,hu,hl.state,hx),hm)}if(hx){var hw=hx[0].name;if(hw){i="m-"+(i?hw+" "+i:hw)}}if(!hk||hq!=i){while(hr<hu.start){hr=Math.min(hu.start,hr+5000);hp(hr,hq)}hq=i}hu.start=hu.pos}while(hr<hu.pos){var hs=Math.min(hu.pos,hr+5000);hp(hs,hq);hr=hs}}function cY(hq,hk,hn){var hl,ho,hp=hq.doc;var hm=hn?-1:hk-(hq.doc.mode.innerMode?1000:100);for(var ht=hk;ht>hm;--ht){if(ht<=hp.first){return hp.first}var hs=f0(hp,ht-1),i=hs.stateAfter;if(i&&(!hn||ht+(i instanceof aO?i.lookAhead:0)<=hp.modeFrontier)){return ht}var hr=ca(hs.text,null,hq.options.tabSize);if(ho==null||hl>hr){ho=ht-1;hl=hr}}return ho}function hd(hl,hn){hl.modeFrontier=Math.min(hl.modeFrontier,hn);if(hl.highlightFrontier<hn-10){return}var hm=hl.first;for(var i=hn-1;i>hm;i--){var hk=f0(hl,i).stateAfter;if(hk&&(!(hk instanceof aO)||i+hk.lookAhead<hn)){hm=i+1;break}}hl.highlightFrontier=Math.min(hl.highlightFrontier,hm)}var g4=function(hl,hk,i){this.text=hl;dv(this,hk);this.height=i?i(this):1};g4.prototype.lineNo=function(){return b5(this)};bQ(g4);function eZ(hk,hn,hl,i){hk.text=hn;if(hk.stateAfter){hk.stateAfter=null}if(hk.styles){hk.styles=null}if(hk.order!=null){hk.order=null}g8(hk);dv(hk,hl);var hm=i?i(hk):1;if(hm!=hk.height){g5(hk,hm)}}function bS(i){i.parent=null;g8(i)}var et={},cm={};function fG(hl,hk){if(!hl||/^\s*$/.test(hl)){return null}var i=hk.addModeClass?cm:et;return i[hl]||(i[hl]=hl.replace(/\S+/g,"cm-$&"))}function fB(hq,hp){var ho=g6("span",null,null,ds?"padding-right: .1px":null);var hn={pre:g6("pre",[ho],"CodeMirror-line"),content:ho,col:0,pos:0,cm:hq,trailingSpace:false,splitSpaces:hq.getOption("lineWrapping")};hp.measure={};for(var hm=0;hm<=(hp.rest?hp.rest.length:0);hm++){var hs=hm?hp.rest[hm-1]:hp.line,hl=(void 0);hn.pos=0;hn.addToken=u;if(b6(hq.display.measure)&&(hl=a(hs,hq.doc.direction))){hn.addToken=Y(hn.addToken,hl)}hn.map=[];var hk=hp!=hq.display.externalMeasured&&b5(hs);bD(hs,hn,dB(hq,hs,hk));if(hs.styleClasses){if(hs.styleClasses.bgClass){hn.bgClass=gN(hs.styleClasses.bgClass,hn.bgClass||"")}if(hs.styleClasses.textClass){hn.textClass=gN(hs.styleClasses.textClass,hn.textClass||"")}}if(hn.map.length==0){hn.map.push(0,0,hn.content.appendChild(bC(hq.display.measure)))}if(hm==0){hp.measure.map=hn.map;hp.measure.cache={}}else{(hp.measure.maps||(hp.measure.maps=[])).push(hn.map);(hp.measure.caches||(hp.measure.caches=[])).push({})}}if(ds){var hr=hn.content.lastChild;if(/\bcm-tab\b/.test(hr.className)||(hr.querySelector&&hr.querySelector(".cm-tab"))){hn.content.className="cm-tab-wrap-hack"}}aM(hq,"renderLine",hq,hp.line,hn.pre);if(hn.pre.className){hn.textClass=gN(hn.pre.className,hn.textClass||"")}return hn}function fZ(hk){var i=g0("span","\u2022","cm-invalidchar");i.title="\\u"+hk.charCodeAt(0).toString(16);i.setAttribute("aria-label",i.title);return i}function u(hw,hq,hB,hy,ht,hp,ho){if(!hq){return}var hA=hw.splitSpaces?c5(hq,hw.trailingSpace):hq;var i=hw.cm.state.specialChars,hk=false;var hz;if(!i.test(hq)){hw.col+=hq.length;hz=document.createTextNode(hA);hw.map.push(hw.pos,hw.pos+hq.length,hz);if(ef&&m<9){hk=true}hw.pos+=hq.length}else{hz=document.createDocumentFragment();var hm=0;while(true){i.lastIndex=hm;var hx=i.exec(hq);var hD=hx?hx.index-hm:hq.length-hm;if(hD){var hs=document.createTextNode(hA.slice(hm,hm+hD));if(ef&&m<9){hz.appendChild(g0("span",[hs]))}else{hz.appendChild(hs)}hw.map.push(hw.pos,hw.pos+hD,hs);hw.col+=hD;hw.pos+=hD}if(!hx){break}hm+=hD+1;var hC=(void 0);if(hx[0]=="\t"){var hu=hw.cm.options.tabSize,hr=hu-hw.col%hu;hC=hz.appendChild(g0("span",cP(hr),"cm-tab"));hC.setAttribute("role","presentation");hC.setAttribute("cm-text","\t");hw.col+=hr}else{if(hx[0]=="\r"||hx[0]=="\n"){hC=hz.appendChild(g0("span",hx[0]=="\r"?"\u240d":"\u2424","cm-invalidchar"));hC.setAttribute("cm-text",hx[0]);hw.col+=1}else{hC=hw.cm.options.specialCharPlaceholder(hx[0]);hC.setAttribute("cm-text",hx[0]);if(ef&&m<9){hz.appendChild(g0("span",[hC]))}else{hz.appendChild(hC)}hw.col+=1}}hw.map.push(hw.pos,hw.pos+1,hC);hw.pos++}}hw.trailingSpace=hA.charCodeAt(hq.length-1)==32;if(hB||hy||ht||hk||hp){var hl=hB||"";if(hy){hl+=hy}if(ht){hl+=ht}var hn=g0("span",[hz],hl,hp);if(ho){for(var hv in ho){if(ho.hasOwnProperty(hv)&&hv!="style"&&hv!="class"){hn.setAttribute(hv,ho[hv])}}}return hw.content.appendChild(hn)}hw.content.appendChild(hz)}function c5(hp,ho){if(hp.length>1&&!/  /.test(hp)){return hp}var hl=ho,hk="";for(var hm=0;hm<hp.length;hm++){var hn=hp.charAt(hm);if(hn==" 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hI=ht.length,ho=0,hH=1,hz="",hJ,hx;var hN=0,hk,hM,hA,hm,hs;for(;;){if(hN==ho){hk=hM=hA=hx="";hs=null;hm=null;hN=Infinity;var hr=[],hu=(void 0);for(var hF=0;hF<hp.length;++hF){var hG=hp[hF],hD=hG.marker;if(hD.type=="bookmark"&&hG.from==ho&&hD.widgetNode){hr.push(hD)}else{if(hG.from<=ho&&(hG.to==null||hG.to>ho||hD.collapsed&&hG.to==ho&&hG.from==ho)){if(hG.to!=null&&hG.to!=ho&&hN>hG.to){hN=hG.to;hM=""}if(hD.className){hk+=" "+hD.className}if(hD.css){hx=(hx?hx+";":"")+hD.css}if(hD.startStyle&&hG.from==ho){hA+=" "+hD.startStyle}if(hD.endStyle&&hG.to==hN){(hu||(hu=[])).push(hD.endStyle,hG.to)}if(hD.title){(hs||(hs={})).title=hD.title}if(hD.attributes){for(var hC in hD.attributes){(hs||(hs={}))[hC]=hD.attributes[hC]}}if(hD.collapsed&&(!hm||en(hm.marker,hD)<0)){hm=hG}}else{if(hG.from>ho&&hN>hG.from){hN=hG.from}}}}if(hu){for(var hL=0;hL<hu.length;hL+=2){if(hu[hL+1]==hN){hM+=" "+hu[hL]}}}if(!hm||hm.from==ho){for(var 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hz=F(hx,hA,hl?Math.min(hq,hk.to)-1:Math.max(hn,hk.from)).right;var ht=hz<hw?hw-hz+1000000000:hz-hw;if(!hm||hy>ht){hm=hk;hy=ht}}if(!hm){hm=hp[hp.length-1]}if(hm.from<hn){hm={from:hn,to:hm.to,level:hm.level}}if(hm.to>hq){hm={from:hm.from,to:hq,level:hm.level}}return hm}var aP;function a8(hm){if(hm.cachedTextHeight!=null){return hm.cachedTextHeight}if(aP==null){aP=g0("pre");for(var hl=0;hl<49;++hl){aP.appendChild(document.createTextNode("x"));aP.appendChild(g0("br"))}aP.appendChild(document.createTextNode("x"))}cb(hm.measure,aP);var hk=aP.offsetHeight/50;if(hk>3){hm.cachedTextHeight=hk}eA(hm.measure);return hk||1}function d7(hn){if(hn.cachedCharWidth!=null){return hn.cachedCharWidth}var i=g0("span","xxxxxxxxxx");var hm=g0("pre",[i]);cb(hn.measure,hm);var hl=i.getBoundingClientRect(),hk=(hl.right-hl.left)/10;if(hk>2){hn.cachedCharWidth=hk}return hk||10}function fY(hk){var hp=hk.display,hn={},hm={};var ho=hp.gutters.clientLeft;for(var hq=hp.gutters.firstChild,hl=0;hq;hq=hq.nextSibling,++hl){hn[hk.options.gutters[hl]]=hq.offsetLeft+hq.clientLeft+ho;hm[hk.options.gutters[hl]]=hq.clientWidth}return{fixedPos:ev(hp),gutterTotalWidth:hp.gutters.offsetWidth,gutterLeft:hn,gutterWidth:hm,wrapperWidth:hp.wrapper.clientWidth}}function ev(i){return i.scroller.getBoundingClientRect().left-i.sizer.getBoundingClientRect().left}function bo(i){var hl=a8(i.display),hk=i.options.lineWrapping;var hm=hk&&Math.max(5,i.display.scroller.clientWidth/d7(i.display)-3);return function(ho){if(gg(i.doc,ho)){return 0}var hn=0;if(ho.widgets){for(var hp=0;hp<ho.widgets.length;hp++){if(ho.widgets[hp].height){hn+=ho.widgets[hp].height}}}if(hk){return hn+(Math.ceil(ho.text.length/hm)||1)*hl}else{return hn+hl}}}function ad(i){var hl=i.doc,hk=bo(i);hl.iter(function(hm){var hn=hk(hm);if(hn!=hm.height){g5(hm,hn)}})}function cN(hs,hn,hk,hl){var ho=hs.display;if(!hk&&P(hn).getAttribute("cm-not-content")=="true"){return null}var hr,hp,i=ho.lineSpace.getBoundingClientRect();try{hr=hn.clientX-i.left;hp=hn.clientY-i.top}catch(hn){return null}var hq=gG(hs,hr,hp),ht;if(hl&&hq.xRel==1&&(ht=f0(hs.doc,hq.line).text).length==hq.ch){var hm=ca(ht,ht.length,hs.options.tabSize)-ht.length;hq=aa(hq.line,Math.max(0,Math.round((hr-fQ(hs.display).left)/d7(hs.display))-hm))}return hq}function dX(hk,hn){if(hn>=hk.display.viewTo){return null}hn-=hk.display.viewFrom;if(hn<0){return null}var hl=hk.display.view;for(var hm=0;hm<hl.length;hm++){hn-=hl[hm].size;if(hn<0){return hm}}}function bT(i){i.display.input.showSelection(i.display.input.prepareSelection())}function gw(hq,hk){if(hk===void 0){hk=true}var hp=hq.doc,hs={};var ho=hs.cursors=document.createDocumentFragment();var hl=hs.selection=document.createDocumentFragment();for(var hn=0;hn<hp.sel.ranges.length;hn++){if(!hk&&hn==hp.sel.primIndex){continue}var hr=hp.sel.ranges[hn];if(hr.from().line>=hq.display.viewTo||hr.to().line<hq.display.viewFrom){continue}var hm=hr.empty();if(hm||hq.options.showCursorWhenSelecting){C(hq,hr.head,ho)}if(!hm){bU(hq,hr,hl)}}return hs}function C(i,hm,hl){var ho=er(i,hm,"div",null,null,!i.options.singleCursorHeightPerLine);var hn=hl.appendChild(g0("div","\u00a0","CodeMirror-cursor"));hn.style.left=ho.left+"px";hn.style.top=ho.top+"px";hn.style.height=Math.max(0,ho.bottom-ho.top)*i.options.cursorHeight+"px";if(ho.other){var hk=hl.appendChild(g0("div","\u00a0","CodeMirror-cursor CodeMirror-secondarycursor"));hk.style.display="";hk.style.left=ho.other.left+"px";hk.style.top=ho.other.top+"px";hk.style.height=(ho.other.bottom-ho.other.top)*0.85+"px"}}function gQ(hk,i){return hk.top-i.top||hk.left-i.left}function bU(hp,ho,hq){var hx=hp.display,hB=hp.doc;var i=document.createDocumentFragment();var hu=fQ(hp.display),hm=hu.left;var hy=Math.max(hx.sizerWidth,dR(hp)-hx.sizer.offsetLeft)-hu.right;var hn=hB.direction=="ltr";function hv(hF,hE,hD,hC){if(hE<0){hE=0}hE=Math.round(hE);hC=Math.round(hC);i.appendChild(g0("div",null,"CodeMirror-selected",("position: absolute; left: "+hF+"px;\n                             top: "+hE+"px; width: "+(hD==null?hy-hF:hD)+"px;\n                             height: "+(hC-hE)+"px")))}function hk(hL,hD,hK){var hH=f0(hB,hL);var hI=hH.text.length;var hC,hG;function hJ(hN,hM){return db(hp,aa(hL,hN),"div",hH,hM)}function hE(hR,hM,hN){var hP=by(hp,hH,null,hR);var hQ=(hM=="ltr")==(hN=="after")?"left":"right";var hO=hN=="after"?hP.begin:hP.end-(/\s/.test(hH.text.charAt(hP.end-1))?2:1);return hJ(hO,hQ)[hQ]}var hF=a(hH,hB.direction);eD(hF,hD||0,hK==null?hI:hK,function(hX,hM,hS,h0){var h3=hS=="ltr";var hY=hJ(hX,h3?"left":"right");var hW=hJ(hM-1,h3?"right":"left");var h2=hD==null&&hX==0,hZ=hK==null&&hM==hI;var hO=h0==0,hQ=!hF||h0==hF.length-1;if(hW.top-hY.top<=3){var hP=(hn?h2:hZ)&&hO;var hR=(hn?hZ:h2)&&hQ;var hN=hP?hm:(h3?hY:hW).left;var h4=hR?hy:(h3?hW:hY).right;hv(hN,hY.top,h4-hN,hY.bottom)}else{var hU,hT,h1,hV;if(h3){hU=hn&&h2&&hO?hm:hY.left;hT=hn?hy:hE(hX,hS,"before");h1=hn?hm:hE(hM,hS,"after");hV=hn&&hZ&&hQ?hy:hW.right}else{hU=!hn?hm:hE(hX,hS,"before");hT=!hn&&h2&&hO?hy:hY.right;h1=!hn&&hZ&&hQ?hm:hW.left;hV=!hn?hy:hE(hM,hS,"after")}hv(hU,hY.top,hT-hU,hY.bottom);if(hY.bottom<hW.top){hv(hm,hY.bottom,null,hW.top)}hv(h1,hW.top,hV-h1,hW.bottom)}if(!hC||gQ(hY,hC)<0){hC=hY}if(gQ(hW,hC)<0){hC=hW}if(!hG||gQ(hY,hG)<0){hG=hY}if(gQ(hW,hG)<0){hG=hW}});return{start:hC,end:hG}}var hA=ho.from(),hz=ho.to();if(hA.line==hz.line){hk(hA.line,hA.ch,hz.ch)}else{var hl=f0(hB,hA.line),hs=f0(hB,hz.line);var hr=z(hl)==z(hs);var ht=hk(hA.line,hA.ch,hr?hl.text.length+1:null).end;var hw=hk(hz.line,hr?0:null,hz.ch).start;if(hr){if(ht.top<hw.top-2){hv(ht.right,ht.top,null,ht.bottom);hv(hm,hw.top,hw.left,hw.bottom)}else{hv(ht.right,ht.top,hw.left-ht.right,ht.bottom)}}if(ht.bottom<hw.top){hv(hm,ht.bottom,null,hw.top)}}hq.appendChild(i)}function q(i){if(!i.state.focused){return}var hl=i.display;clearInterval(hl.blinker);var hk=true;hl.cursorDiv.style.visibility="";if(i.options.cursorBlinkRate>0){hl.blinker=setInterval(function(){return hl.cursorDiv.style.visibility=(hk=!hk)?"":"hidden"},i.options.cursorBlinkRate)}else{if(i.options.cursorBlinkRate<0){hl.cursorDiv.style.visibility="hidden"}}}function t(i){if(!i.state.focused){i.display.input.focus();c1(i)}}function aq(i){i.state.delayingBlurEvent=true;setTimeout(function(){if(i.state.delayingBlurEvent){i.state.delayingBlurEvent=false;a5(i)}},100)}function c1(i,hk){if(i.state.delayingBlurEvent){i.state.delayingBlurEvent=false}if(i.options.readOnly=="nocursor"){return}if(!i.state.focused){aM(i,"focus",i,hk);i.state.focused=true;gn(i.display.wrapper,"CodeMirror-focused");if(!i.curOp&&i.display.selForContextMenu!=i.doc.sel){i.display.input.reset();if(ds){setTimeout(function(){return i.display.input.reset(true)},20)}}i.display.input.receivedFocus()}q(i)}function a5(i,hk){if(i.state.delayingBlurEvent){return}if(i.state.focused){aM(i,"blur",i,hk);i.state.focused=false;h(i.display.wrapper,"CodeMirror-focused")}clearInterval(i.display.blinker);setTimeout(function(){if(!i.state.focused){i.display.shift=false}},150)}function bj(hu){var hs=hu.display;var hm=hs.lineDiv.offsetTop;for(var hn=0;hn<hs.view.length;hn++){var hv=hs.view[hn],hp=hu.options.lineWrapping;var hw=(void 0),hk=0;if(hv.hidden){continue}if(ef&&m<8){var hr=hv.node.offsetTop+hv.node.offsetHeight;hw=hr-hm;hm=hr}else{var ho=hv.node.getBoundingClientRect();hw=ho.bottom-ho.top;if(!hp&&hv.text.firstChild){hk=hv.text.firstChild.getBoundingClientRect().right-ho.left-1}}var ht=hv.line.height-hw;if(ht>0.005||ht<-0.005){g5(hv.line,hw);cv(hv.line);if(hv.rest){for(var hl=0;hl<hv.rest.length;hl++){cv(hv.rest[hl])}}}if(hk>hu.display.sizerWidth){var hq=Math.ceil(hk/d7(hu.display));if(hq>hu.display.maxLineLength){hu.display.maxLineLength=hq;hu.display.maxLine=hv.line;hu.display.maxLineChanged=true}}}}function cv(hl){if(hl.widgets){for(var hm=0;hm<hl.widgets.length;++hm){var hk=hl.widgets[hm],hn=hk.node.parentNode;if(hn){hk.height=hn.offsetHeight}}}}function cq(hm,hq,hl){var hn=hl&&hl.top!=null?Math.max(0,hl.top):hm.scroller.scrollTop;hn=Math.floor(hn-fU(hm));var i=hl&&hl.bottom!=null?hl.bottom:hn+hm.wrapper.clientHeight;var ho=bY(hq,hn),hp=bY(hq,i);if(hl&&hl.ensure){var hk=hl.ensure.from.line,hr=hl.ensure.to.line;if(hk<ho){ho=hk;hp=bY(hq,b4(f0(hq,hk))+hm.wrapper.clientHeight)}else{if(Math.min(hr,hq.lastLine())>=hp){ho=bY(hq,b4(f0(hq,hr))-hm.wrapper.clientHeight);hp=hr}}}return{from:ho,to:Math.max(hp,ho+1)}}function fk(hs){var hq=hs.display,hr=hq.view;if(!hq.alignWidgets&&(!hq.gutters.firstChild||!hs.options.fixedGutter)){return}var ho=ev(hq)-hq.scroller.scrollLeft+hs.doc.scrollLeft;var hk=hq.gutters.offsetWidth,hl=ho+"px";for(var hn=0;hn<hr.length;hn++){if(!hr[hn].hidden){if(hs.options.fixedGutter){if(hr[hn].gutter){hr[hn].gutter.style.left=hl}if(hr[hn].gutterBackground){hr[hn].gutterBackground.style.left=hl}}var hp=hr[hn].alignable;if(hp){for(var hm=0;hm<hp.length;hm++){hp[hm].style.left=hl}}}}if(hs.options.fixedGutter){hq.gutters.style.left=(ho+hk)+"px"}}function eE(i){if(!i.options.lineNumbers){return false}var ho=i.doc,hk=e5(i.options,ho.first+ho.size-1),hn=i.display;if(hk.length!=hn.lineNumChars){var hp=hn.measure.appendChild(g0("div",[g0("div",hk)],"CodeMirror-linenumber CodeMirror-gutter-elt"));var hl=hp.firstChild.offsetWidth,hm=hp.offsetWidth-hl;hn.lineGutter.style.width="";hn.lineNumInnerWidth=Math.max(hl,hn.lineGutter.offsetWidth-hm)+1;hn.lineNumWidth=hn.lineNumInnerWidth+hm;hn.lineNumChars=hn.lineNumInnerWidth?hk.length:-1;hn.lineGutter.style.width=hn.lineNumWidth+"px";dw(i);return true}return false}function eF(hk,hm){if(a1(hk,"scrollCursorIntoView")){return}var ho=hk.display,hl=ho.sizer.getBoundingClientRect(),i=null;if(hm.top+hl.top<0){i=true}else{if(hm.bottom+hl.top>(window.innerHeight||document.documentElement.clientHeight)){i=false}}if(i!=null&&!ge){var hn=g0("div","\u200b",null,("position: absolute;\n                         top: "+(hm.top-ho.viewOffset-fU(hk.display))+"px;\n                         height: "+(hm.bottom-hm.top+dk(hk)+ho.barHeight)+"px;\n                         left: "+(hm.left)+"px; width: "+(Math.max(2,hm.right-hm.left))+"px;"));hk.display.lineSpace.appendChild(hn);hn.scrollIntoView(i);hk.display.lineSpace.removeChild(hn)}}function G(hu,hr,hn,hm){if(hm==null){hm=0}var hs;if(!hu.options.lineWrapping&&hr==hn){hr=hr.ch?aa(hr.line,hr.sticky=="before"?hr.ch-1:hr.ch,"after"):hr;hn=hr.sticky=="before"?aa(hr.line,hr.ch+1,"before"):hr}for(var ho=0;ho<5;ho++){var hp=false;var ht=er(hu,hr);var i=!hn||hn==hr?ht:er(hu,hn);hs={left:Math.min(ht.left,i.left),top:Math.min(ht.top,i.top)-hm,right:Math.max(ht.left,i.left),bottom:Math.max(ht.bottom,i.bottom)+hm};var hl=L(hu,hs);var hq=hu.doc.scrollTop,hk=hu.doc.scrollLeft;if(hl.scrollTop!=null){B(hu,hl.scrollTop);if(Math.abs(hu.doc.scrollTop-hq)>1){hp=true}}if(hl.scrollLeft!=null){bV(hu,hl.scrollLeft);if(Math.abs(hu.doc.scrollLeft-hk)>1){hp=true}}if(!hp){break}}return hs}function H(i,hk){var hl=L(i,hk);if(hl.scrollTop!=null){B(i,hl.scrollTop)}if(hl.scrollLeft!=null){bV(i,hl.scrollLeft)}}function L(hs,hr){var hp=hs.display,hn=a8(hs.display);if(hr.top<0){hr.top=0}var hl=hs.curOp&&hs.curOp.scrollTop!=null?hs.curOp.scrollTop:hp.scroller.scrollTop;var hu=dm(hs),hw={};if(hr.bottom-hr.top>hu){hr.bottom=hr.top+hu}var hk=hs.doc.height+bZ(hp);var i=hr.top<hn,ho=hr.bottom>hk-hn;if(hr.top<hl){hw.scrollTop=i?0:hr.top}else{if(hr.bottom>hl+hu){var hq=Math.min(hr.top,(ho?hk:hr.bottom)-hu);if(hq!=hl){hw.scrollTop=hq}}}var hv=hs.curOp&&hs.curOp.scrollLeft!=null?hs.curOp.scrollLeft:hp.scroller.scrollLeft;var ht=dR(hs)-(hs.options.fixedGutter?hp.gutters.offsetWidth:0);var hm=hr.right-hr.left>ht;if(hm){hr.right=hr.left+ht}if(hr.left<10){hw.scrollLeft=0}else{if(hr.left<hv){hw.scrollLeft=Math.max(0,hr.left-(hm?0:10))}else{if(hr.right>ht+hv-3){hw.scrollLeft=hr.right+(hm?0:10)-ht}}}return hw}function c8(i,hk){if(hk==null){return}gp(i);i.curOp.scrollTop=(i.curOp.scrollTop==null?i.doc.scrollTop:i.curOp.scrollTop)+hk}function gs(i){gp(i);var hk=i.getCursor();i.curOp.scrollToPos={from:hk,to:hk,margin:i.options.cursorScrollMargin}}function fu(hk,i,hl){if(i!=null||hl!=null){gp(hk)}if(i!=null){hk.curOp.scrollLeft=i}if(hl!=null){hk.curOp.scrollTop=hl}}function cy(i,hk){gp(i);i.curOp.scrollToPos=hk}function gp(i){var hk=i.curOp.scrollToPos;if(hk){i.curOp.scrollToPos=null;var hm=eb(i,hk.from),hl=eb(i,hk.to);b8(i,hm,hl,hk.margin)}}function b8(i,hn,hm,hl){var hk=L(i,{left:Math.min(hn.left,hm.left),top:Math.min(hn.top,hm.top)-hl,right:Math.max(hn.right,hm.right),bottom:Math.max(hn.bottom,hm.bottom)+hl});fu(i,hk.scrollLeft,hk.scrollTop)}function B(i,hk){if(Math.abs(i.doc.scrollTop-hk)<2){return}if(!cO){eq(i,{top:hk})}S(i,hk,true);if(cO){eq(i)}eO(i,100)}function S(i,hl,hk){hl=Math.min(i.display.scroller.scrollHeight-i.display.scroller.clientHeight,hl);if(i.display.scroller.scrollTop==hl&&!hk){return}i.doc.scrollTop=hl;i.display.scrollbars.setScrollTop(hl);if(i.display.scroller.scrollTop!=hl){i.display.scroller.scrollTop=hl}}function bV(i,hm,hl,hk){hm=Math.min(hm,i.display.scroller.scrollWidth-i.display.scroller.clientWidth);if((hl?hm==i.doc.scrollLeft:Math.abs(i.doc.scrollLeft-hm)<2)&&!hk){return}i.doc.scrollLeft=hm;fk(i);if(i.display.scroller.scrollLeft!=hm){i.display.scroller.scrollLeft=hm}i.display.scrollbars.setScrollLeft(hm)}function d5(i){var hm=i.display,hl=hm.gutters.offsetWidth;var hk=Math.round(i.doc.height+bZ(i.display));return{clientHeight:hm.scroller.clientHeight,viewHeight:hm.wrapper.clientHeight,scrollWidth:hm.scroller.scrollWidth,clientWidth:hm.scroller.clientWidth,viewWidth:hm.wrapper.clientWidth,barLeft:i.options.fixedGutter?hl:0,docHeight:hk,scrollHeight:hk+dk(i)+hm.barHeight,nativeBarWidth:hm.nativeBarWidth,gutterWidth:hl}}var dQ=function(hl,hk,i){this.cm=i;var hm=this.vert=g0("div",[g0("div",null,null,"min-width: 1px")],"CodeMirror-vscrollbar");var hn=this.horiz=g0("div",[g0("div",null,null,"height: 100%; min-height: 1px")],"CodeMirror-hscrollbar");hm.tabIndex=hn.tabIndex=-1;hl(hm);hl(hn);cg(hm,"scroll",function(){if(hm.clientHeight){hk(hm.scrollTop,"vertical")}});cg(hn,"scroll",function(){if(hn.clientWidth){hk(hn.scrollLeft,"horizontal")}});this.checkedZeroWidth=false;if(ef&&m<8){this.horiz.style.minHeight=this.vert.style.minWidth="18px"}};dQ.prototype.update=function(hm){var hn=hm.scrollWidth>hm.clientWidth+1;var hl=hm.scrollHeight>hm.clientHeight+1;var ho=hm.nativeBarWidth;if(hl){this.vert.style.display="block";this.vert.style.bottom=hn?ho+"px":"0";var hk=hm.viewHeight-(hn?ho:0);this.vert.firstChild.style.height=Math.max(0,hm.scrollHeight-hm.clientHeight+hk)+"px"}else{this.vert.style.display="";this.vert.firstChild.style.height="0"}if(hn){this.horiz.style.display="block";this.horiz.style.right=hl?ho+"px":"0";this.horiz.style.left=hm.barLeft+"px";var i=hm.viewWidth-hm.barLeft-(hl?ho:0);this.horiz.firstChild.style.width=Math.max(0,hm.scrollWidth-hm.clientWidth+i)+"px"}else{this.horiz.style.display="";this.horiz.firstChild.style.width="0"}if(!this.checkedZeroWidth&&hm.clientHeight>0){if(ho==0){this.zeroWidthHack()}this.checkedZeroWidth=true}return{right:hl?ho:0,bottom:hn?ho:0}};dQ.prototype.setScrollLeft=function(i){if(this.horiz.scrollLeft!=i){this.horiz.scrollLeft=i}if(this.disableHoriz){this.enableZeroWidthBar(this.horiz,this.disableHoriz,"horiz")}};dQ.prototype.setScrollTop=function(i){if(this.vert.scrollTop!=i){this.vert.scrollTop=i}if(this.disableVert){this.enableZeroWidthBar(this.vert,this.disableVert,"vert")}};dQ.prototype.zeroWidthHack=function(){var i=cr&&!dA?"12px":"18px";this.horiz.style.height=this.vert.style.width=i;this.horiz.style.pointerEvents=this.vert.style.pointerEvents="none";this.disableHoriz=new hj;this.disableVert=new hj};dQ.prototype.enableZeroWidthBar=function(hl,i,hk){hl.style.pointerEvents="auto";function hm(){var ho=hl.getBoundingClientRect();var hn=hk=="vert"?document.elementFromPoint(ho.right-1,(ho.top+ho.bottom)/2):document.elementFromPoint((ho.right+ho.left)/2,ho.bottom-1);if(hn!=hl){hl.style.pointerEvents="none"}else{i.set(1000,hm)}}i.set(1000,hm)};dQ.prototype.clear=function(){var i=this.horiz.parentNode;i.removeChild(this.horiz);i.removeChild(this.vert)};var fP=function(){};fP.prototype.update=function(){return{bottom:0,right:0}};fP.prototype.setScrollLeft=function(){};fP.prototype.setScrollTop=function(){};fP.prototype.clear=function(){};function fJ(hm,ho){if(!ho){ho=d5(hm)}var hl=hm.display.barWidth,hk=hm.display.barHeight;a4(hm,ho);for(var hn=0;hn<4&&hl!=hm.display.barWidth||hk!=hm.display.barHeight;hn++){if(hl!=hm.display.barWidth&&hm.options.lineWrapping){bj(hm)}a4(hm,d5(hm));hl=hm.display.barWidth;hk=hm.display.barHeight}}function a4(i,hk){var hm=i.display;var hl=hm.scrollbars.update(hk);hm.sizer.style.paddingRight=(hm.barWidth=hl.right)+"px";hm.sizer.style.paddingBottom=(hm.barHeight=hl.bottom)+"px";hm.heightForcer.style.borderBottom=hl.bottom+"px solid transparent";if(hl.right&&hl.bottom){hm.scrollbarFiller.style.display="block";hm.scrollbarFiller.style.height=hl.bottom+"px";hm.scrollbarFiller.style.width=hl.right+"px"}else{hm.scrollbarFiller.style.display=""}if(hl.bottom&&i.options.coverGutterNextToScrollbar&&i.options.fixedGutter){hm.gutterFiller.style.display="block";hm.gutterFiller.style.height=hl.bottom+"px";hm.gutterFiller.style.width=hk.gutterWidth+"px"}else{hm.gutterFiller.style.display=""}}var bx={"native":dQ,"null":fP};function aL(i){if(i.display.scrollbars){i.display.scrollbars.clear();if(i.display.scrollbars.addClass){h(i.display.wrapper,i.display.scrollbars.addClass)}}i.display.scrollbars=new bx[i.options.scrollbarStyle](function(hk){i.display.wrapper.insertBefore(hk,i.display.scrollbarFiller);cg(hk,"mousedown",function(){if(i.state.focused){setTimeout(function(){return i.display.input.focus()},0)}});hk.setAttribute("cm-not-content","true")},function(hl,hk){if(hk=="horizontal"){bV(i,hl)}else{B(i,hl)}},i);if(i.display.scrollbars.addClass){gn(i.display.wrapper,i.display.scrollbars.addClass)}}var eJ=0;function da(i){i.curOp={cm:i,viewChanged:false,startHeight:i.doc.height,forceUpdate:false,updateInput:0,typing:false,changeObjs:null,cursorActivityHandlers:null,cursorActivityCalled:0,selectionChanged:false,updateMaxLine:false,scrollLeft:null,scrollTop:null,scrollToPos:null,focus:false,id:++eJ};fc(i.curOp)}function au(i){var hk=i.curOp;if(hk){ch(hk,function(hm){for(var hl=0;hl<hm.ops.length;hl++){hm.ops[hl].cm.curOp=null}dd(hm)})}}function dd(hp){var hl=hp.ops;for(var hk=0;hk<hl.length;hk++){cp(hl[hk])}for(var hq=0;hq<hl.length;hq++){ax(hl[hq])}for(var ho=0;ho<hl.length;ho++){cl(hl[ho])}for(var hn=0;hn<hl.length;hn++){aw(hl[hn])}for(var hm=0;hm<hl.length;hm++){fL(hl[hm])}}function cp(hl){var i=hl.cm,hk=i.display;N(i);if(hl.updateMaxLine){f(i)}hl.mustUpdate=hl.viewChanged||hl.forceUpdate||hl.scrollTop!=null||hl.scrollToPos&&(hl.scrollToPos.from.line<hk.viewFrom||hl.scrollToPos.to.line>=hk.viewTo)||hk.maxLineChanged&&i.options.lineWrapping;hl.update=hl.mustUpdate&&new aS(i,hl.mustUpdate&&{top:hl.scrollTop,ensure:hl.scrollToPos},hl.forceUpdate)}function ax(i){i.updatedDisplay=i.mustUpdate&&E(i.cm,i.update)}function cl(hl){var i=hl.cm,hk=i.display;if(hl.updatedDisplay){bj(i)}hl.barMeasure=d5(i);if(hk.maxLineChanged&&!i.options.lineWrapping){hl.adjustWidthTo=eR(i,hk.maxLine,hk.maxLine.text.length).left+3;i.display.sizerWidth=hl.adjustWidthTo;hl.barMeasure.scrollWidth=Math.max(hk.scroller.clientWidth,hk.sizer.offsetLeft+hl.adjustWidthTo+dk(i)+i.display.barWidth);hl.maxScrollLeft=Math.max(0,hk.sizer.offsetLeft+hl.adjustWidthTo-dR(i))}if(hl.updatedDisplay||hl.selectionChanged){hl.preparedSelection=hk.input.prepareSelection()}}function aw(hl){var i=hl.cm;if(hl.adjustWidthTo!=null){i.display.sizer.style.minWidth=hl.adjustWidthTo+"px";if(hl.maxScrollLeft<i.doc.scrollLeft){bV(i,Math.min(i.display.scroller.scrollLeft,hl.maxScrollLeft),true)}i.display.maxLineChanged=false}var hk=hl.focus&&hl.focus==ej();if(hl.preparedSelection){i.display.input.showSelection(hl.preparedSelection,hk)}if(hl.updatedDisplay||hl.startHeight!=i.doc.height){fJ(i,hl.barMeasure)}if(hl.updatedDisplay){d4(i,hl.barMeasure)}if(hl.selectionChanged){q(i)}if(i.state.focused&&hl.updateInput){i.display.input.reset(hl.typing)}if(hk){t(hl.cm)}}function fL(hn){var hs=hn.cm,hp=hs.display,hr=hs.doc;if(hn.updatedDisplay){cH(hs,hn.update)}if(hp.wheelStartX!=null&&(hn.scrollTop!=null||hn.scrollLeft!=null||hn.scrollToPos)){hp.wheelStartX=hp.wheelStartY=null}if(hn.scrollTop!=null){S(hs,hn.scrollTop,hn.forceScroll)}if(hn.scrollLeft!=null){bV(hs,hn.scrollLeft,true,true)}if(hn.scrollToPos){var hq=G(hs,gy(hr,hn.scrollToPos.from),gy(hr,hn.scrollToPos.to),hn.scrollToPos.margin);eF(hs,hq)}var ho=hn.maybeHiddenMarkers,hk=hn.maybeUnhiddenMarkers;if(ho){for(var hm=0;hm<ho.length;++hm){if(!ho[hm].lines.length){aM(ho[hm],"hide")}}}if(hk){for(var hl=0;hl<hk.length;++hl){if(hk[hl].lines.length){aM(hk[hl],"unhide")}}}if(hp.wrapper.offsetHeight){hr.scrollTop=hs.display.scroller.scrollTop}if(hn.changeObjs){aM(hs,"changes",hs,hn.changeObjs)}if(hn.update){hn.update.finish()}}function de(i,hk){if(i.curOp){return hk()}da(i);try{return hk()}finally{au(i)}}function dt(i,hk){return function(){if(i.curOp){return hk.apply(i,arguments)}da(i);try{return hk.apply(i,arguments)}finally{au(i)}}}function dD(i){return function(){if(this.curOp){return i.apply(this,arguments)}da(this);try{return i.apply(this,arguments)}finally{au(this)}}}function c4(i){return function(){var hk=this.cm;if(!hk||hk.curOp){return i.apply(this,arguments)}da(hk);try{return i.apply(this,arguments)}finally{au(hk)}}}function an(hr,hp,hq,hs){if(hp==null){hp=hr.doc.first}if(hq==null){hq=hr.doc.first+hr.doc.size}if(!hs){hs=0}var hm=hr.display;if(hs&&hq<hm.viewTo&&(hm.updateLineNumbers==null||hm.updateLineNumbers>hp)){hm.updateLineNumbers=hp}hr.curOp.viewChanged=true;if(hp>=hm.viewTo){if(bh&&a6(hr.doc,hp)<hm.viewTo){fa(hr)}}else{if(hq<=hm.viewFrom){if(bh&&eC(hr.doc,hq+hs)>hm.viewFrom){fa(hr)}else{hm.viewFrom+=hs;hm.viewTo+=hs}}else{if(hp<=hm.viewFrom&&hq>=hm.viewTo){fa(hr)}else{if(hp<=hm.viewFrom){var ho=dK(hr,hq,hq+hs,1);if(ho){hm.view=hm.view.slice(ho.index);hm.viewFrom=ho.lineN;hm.viewTo+=hs}else{fa(hr)}}else{if(hq>=hm.viewTo){var hk=dK(hr,hp,hp,-1);if(hk){hm.view=hm.view.slice(0,hk.index);hm.viewTo=hk.lineN}else{fa(hr)}}else{var hn=dK(hr,hp,hp,-1);var hl=dK(hr,hq,hq+hs,1);if(hn&&hl){hm.view=hm.view.slice(0,hn.index).concat(fF(hr,hn.lineN,hl.lineN)).concat(hm.view.slice(hl.index));hm.viewTo+=hs}else{fa(hr)}}}}}}var i=hm.externalMeasured;if(i){if(hq<i.lineN){i.lineN+=hs}else{if(hp<i.lineN+i.size){hm.externalMeasured=null}}}}function V(hk,hl,ho){hk.curOp.viewChanged=true;var hp=hk.display,hn=hk.display.externalMeasured;if(hn&&hl>=hn.lineN&&hl<hn.lineN+hn.size){hp.externalMeasured=null}if(hl<hp.viewFrom||hl>=hp.viewTo){return}var hm=hp.view[dX(hk,hl)];if(hm.node==null){return}var i=hm.changes||(hm.changes=[]);if(dO(i,ho)==-1){i.push(ho)}}function fa(i){i.display.viewFrom=i.display.viewTo=i.doc.first;i.display.view=[];i.display.viewOffset=0}function dK(hs,hm,ho,hl){var hp=dX(hs,hm),hr,hq=hs.display.view;if(!bh||ho==hs.doc.first+hs.doc.size){return{index:hp,lineN:ho}}var hk=hs.display.viewFrom;for(var hn=0;hn<hp;hn++){hk+=hq[hn].size}if(hk!=hm){if(hl>0){if(hp==hq.length-1){return null}hr=(hk+hq[hp].size)-hm;hp++}else{hr=hk-hm}hm+=hr;ho+=hr}while(a6(hs.doc,ho)!=ho){if(hp==(hl<0?0:hq.length-1)){return null}ho+=hl*hq[hp-(hl<0?1:0)].size;hp+=hl}return{index:hp,lineN:ho}}function dj(i,hn,hm){var hl=i.display,hk=hl.view;if(hk.length==0||hn>=hl.viewTo||hm<=hl.viewFrom){hl.view=fF(i,hn,hm);hl.viewFrom=hn}else{if(hl.viewFrom>hn){hl.view=fF(i,hn,hl.viewFrom).concat(hl.view)}else{if(hl.viewFrom<hn){hl.view=hl.view.slice(dX(i,hn))}}hl.viewFrom=hn;if(hl.viewTo<hm){hl.view=hl.view.concat(fF(i,hl.viewTo,hm))}else{if(hl.viewTo>hm){hl.view=hl.view.slice(0,dX(i,hm))}}}hl.viewTo=hm}function dH(hk){var hl=hk.display.view,ho=0;for(var hn=0;hn<hl.length;hn++){var hm=hl[hn];if(!hm.hidden&&(!hm.node||hm.changes)){++ho}}return ho}function eO(i,hk){if(i.doc.highlightFrontier<i.display.viewTo){i.state.highlight.set(hk,cV(di,i))}}function di(i){var hn=i.doc;if(hn.highlightFrontier>=i.display.viewTo){return}var hl=+new Date+i.options.workTime;var hm=fH(i,hn.highlightFrontier);var hk=[];hn.iter(hm.line,Math.min(hn.first+hn.size,i.display.viewTo+500),function(hp){if(hm.line>=i.display.viewFrom){var hs=hp.styles;var ho=hp.text.length>i.options.maxHighlightLength?cn(hn.mode,hm.state):null;var hu=gk(i,hp,hm,true);if(ho){hm.state=ho}hp.styles=hu.styles;var hr=hp.styleClasses,ht=hu.classes;if(ht){hp.styleClasses=ht}else{if(hr){hp.styleClasses=null}}var hv=!hs||hs.length!=hp.styles.length||hr!=ht&&(!hr||!ht||hr.bgClass!=ht.bgClass||hr.textClass!=ht.textClass);for(var hq=0;!hv&&hq<hs.length;++hq){hv=hs[hq]!=hp.styles[hq]}if(hv){hk.push(hm.line)}hp.stateAfter=hm.save();hm.nextLine()}else{if(hp.text.length<=i.options.maxHighlightLength){d3(i,hp.text,hm)}hp.stateAfter=hm.line%5==0?hm.save():null;hm.nextLine()}if(+new Date>hl){eO(i,i.options.workDelay);return true}});hn.highlightFrontier=hm.line;hn.modeFrontier=Math.max(hn.modeFrontier,hm.line);if(hk.length){de(i,function(){for(var ho=0;ho<hk.length;ho++){V(i,hk[ho],"text")}})}}var aS=function(hk,i,hl){var hm=hk.display;this.viewport=i;this.visible=cq(hm,hk.doc,i);this.editorIsHidden=!hm.wrapper.offsetWidth;this.wrapperHeight=hm.wrapper.clientHeight;this.wrapperWidth=hm.wrapper.clientWidth;this.oldDisplayWidth=dR(hk);this.force=hl;this.dims=fY(hk);this.events=[]};aS.prototype.signal=function(hk,i){if(f5(hk,i)){this.events.push(arguments)}};aS.prototype.finish=function(){var hl=this;for(var hk=0;hk<this.events.length;hk++){aM.apply(null,hl.events[hk])}};function N(i){var hk=i.display;if(!hk.scrollbarsClipped&&hk.scroller.offsetWidth){hk.nativeBarWidth=hk.scroller.offsetWidth-hk.scroller.clientWidth;hk.heightForcer.style.height=dk(i)+"px";hk.sizer.style.marginBottom=-hk.nativeBarWidth+"px";hk.sizer.style.borderRightWidth=dk(i)+"px";hk.scrollbarsClipped=true}}function bz(hk){if(hk.hasFocus()){return null}var hm=ej();if(!hm||!ha(hk.display.lineDiv,hm)){return null}var i={activeElt:hm};if(window.getSelection){var hl=window.getSelection();if(hl.anchorNode&&hl.extend&&ha(hk.display.lineDiv,hl.anchorNode)){i.anchorNode=hl.anchorNode;i.anchorOffset=hl.anchorOffset;i.focusNode=hl.focusNode;i.focusOffset=hl.focusOffset}}return i}function j(i){if(!i||!i.activeElt||i.activeElt==ej()){return}i.activeElt.focus();if(i.anchorNode&&ha(document.body,i.anchorNode)&&ha(document.body,i.focusNode)){var hk=window.getSelection(),hl=document.createRange();hl.setEnd(i.anchorNode,i.anchorOffset);hl.collapse(false);hk.removeAllRanges();hk.addRange(hl);hk.extend(i.focusNode,i.focusOffset)}}function E(hs,hm){var hn=hs.display,hr=hs.doc;if(hm.editorIsHidden){fa(hs);return false}if(!hm.force&&hm.visible.from>=hn.viewFrom&&hm.visible.to<=hn.viewTo&&(hn.updateLineNumbers==null||hn.updateLineNumbers>=hn.viewTo)&&hn.renderedView==hn.view&&dH(hs)==0){return false}if(eE(hs)){fa(hs);hm.dims=fY(hs)}var hl=hr.first+hr.size;var hp=Math.max(hm.visible.from-hs.options.viewportMargin,hr.first);var hq=Math.min(hl,hm.visible.to+hs.options.viewportMargin);if(hn.viewFrom<hp&&hp-hn.viewFrom<20){hp=Math.max(hr.first,hn.viewFrom)}if(hn.viewTo>hq&&hn.viewTo-hq<20){hq=Math.min(hl,hn.viewTo)}if(bh){hp=a6(hs.doc,hp);hq=eC(hs.doc,hq)}var hk=hp!=hn.viewFrom||hq!=hn.viewTo||hn.lastWrapHeight!=hm.wrapperHeight||hn.lastWrapWidth!=hm.wrapperWidth;dj(hs,hp,hq);hn.viewOffset=b4(f0(hs.doc,hn.viewFrom));hs.display.mover.style.top=hn.viewOffset+"px";var i=dH(hs);if(!hk&&i==0&&!hm.force&&hn.renderedView==hn.view&&(hn.updateLineNumbers==null||hn.updateLineNumbers>=hn.viewTo)){return false}var ho=bz(hs);if(i>4){hn.lineDiv.style.display="none"}cK(hs,hn.updateLineNumbers,hm.dims);if(i>4){hn.lineDiv.style.display=""}hn.renderedView=hn.view;j(ho);eA(hn.cursorDiv);eA(hn.selectionDiv);hn.gutters.style.height=hn.sizer.style.minHeight=0;if(hk){hn.lastWrapHeight=hm.wrapperHeight;hn.lastWrapWidth=hm.wrapperWidth;eO(hs,400)}hn.updateLineNumbers=null;return true}function cH(hk,hn){var i=hn.viewport;for(var hm=true;;hm=false){if(!hm||!hk.options.lineWrapping||hn.oldDisplayWidth==dR(hk)){if(i&&i.top!=null){i={top:Math.min(hk.doc.height+bZ(hk.display)-dm(hk),i.top)}}hn.visible=cq(hk.display,hk.doc,i);if(hn.visible.from>=hk.display.viewFrom&&hn.visible.to<=hk.display.viewTo){break}}if(!E(hk,hn)){break}bj(hk);var hl=d5(hk);bT(hk);fJ(hk,hl);d4(hk,hl);hn.force=false}hn.signal(hk,"update",hk);if(hk.display.viewFrom!=hk.display.reportedViewFrom||hk.display.viewTo!=hk.display.reportedViewTo){hn.signal(hk,"viewportChange",hk,hk.display.viewFrom,hk.display.viewTo);hk.display.reportedViewFrom=hk.display.viewFrom;hk.display.reportedViewTo=hk.display.viewTo}}function eq(hk,i){var hm=new aS(hk,i);if(E(hk,hm)){bj(hk);cH(hk,hm);var hl=d5(hk);bT(hk);fJ(hk,hl);d4(hk,hl);hm.finish()}}function cK(hv,hm,hu){var hr=hv.display,hx=hv.options.lineNumbers;var hk=hr.lineDiv,hw=hk.firstChild;function hq(hy){var i=hy.nextSibling;if(ds&&cr&&hv.display.currentWheelTarget==hy){hy.style.display="none"}else{hy.parentNode.removeChild(hy)}return i}var hs=hr.view,hp=hr.viewFrom;for(var hn=0;hn<hs.length;hn++){var ho=hs[hn];if(ho.hidden){}else{if(!ho.node||ho.node.parentNode!=hk){var hl=aN(hv,ho,hp,hu);hk.insertBefore(hl,hw)}else{while(hw!=ho.node){hw=hq(hw)}var ht=hx&&hm!=null&&hm<=hp&&ho.lineNumber;if(ho.changes){if(dO(ho.changes,"gutter")>-1){ht=false}ah(hv,ho,hp,hu)}if(ht){eA(ho.lineNumber);ho.lineNumber.appendChild(document.createTextNode(e5(hv.options,hp)))}hw=ho.node.nextSibling}}hp+=ho.size}while(hw){hw=hq(hw)}}function dw(i){var hk=i.display.gutters.offsetWidth;i.display.sizer.style.marginLeft=hk+"px"}function d4(i,hk){i.display.sizer.style.minHeight=hk.docHeight+"px";i.display.heightForcer.style.top=hk.docHeight+"px";i.display.gutters.style.height=(hk.docHeight+i.display.barHeight+dk(i))+"px"}function eM(hk){var hl=hk.display.gutters,hp=hk.options.gutters;eA(hl);var hm=0;for(;hm<hp.length;++hm){var hn=hp[hm];var ho=hl.appendChild(g0("div",null,"CodeMirror-gutter "+hn));if(hn=="CodeMirror-linenumbers"){hk.display.lineGutter=ho;ho.style.width=(hk.display.lineNumWidth||1)+"px"}}hl.style.display=hm?"":"none";dw(hk)}function cA(i){var hk=dO(i.gutters,"CodeMirror-linenumbers");if(hk==-1&&i.lineNumbers){i.gutters=i.gutters.concat(["CodeMirror-linenumbers"])}else{if(hk>-1&&!i.lineNumbers){i.gutters=i.gutters.slice(0);i.gutters.splice(hk,1)}}}var f7=0,cD=null;if(ef){cD=-0.53}else{if(cO){cD=15}else{if(dI){cD=-0.7}else{if(aK){cD=-1/3}}}}function dh(hl){var hk=hl.wheelDeltaX,i=hl.wheelDeltaY;if(hk==null&&hl.detail&&hl.axis==hl.HORIZONTAL_AXIS){hk=hl.detail}if(i==null&&hl.detail&&hl.axis==hl.VERTICAL_AXIS){i=hl.detail}else{if(i==null){i=hl.wheelDelta}}return{x:hk,y:i}}function aH(i){var hk=dh(i);hk.x*=cD;hk.y*=cD;return hk}function c(hu,ho){var hw=dh(ho),hy=hw.x,hx=hw.y;var hq=hu.display,ht=hq.scroller;var hn=ht.scrollWidth>ht.clientWidth;var hm=ht.scrollHeight>ht.clientHeight;if(!(hy&&hn||hx&&hm)){return}if(hx&&cr&&ds){outer:for(var hv=ho.target,hs=hq.view;hv!=ht;hv=hv.parentNode){for(var hl=0;hl<hs.length;hl++){if(hs[hl].node==hv){hu.display.currentWheelTarget=hv;break outer}}}}if(hy&&!cO&&!eB&&cD!=null){if(hx&&hm){B(hu,Math.max(0,ht.scrollTop+hx*cD))}bV(hu,Math.max(0,ht.scrollLeft+hy*cD));if(!hx||(hx&&hm)){c6(ho)}hq.wheelStartX=null;return}if(hx&&cD!=null){var hk=hx*cD;var hr=hu.doc.scrollTop,hp=hr+hq.wrapper.clientHeight;if(hk<0){hr=Math.max(0,hr+hk-50)}else{hp=Math.min(hu.doc.height,hp+hk+50)}eq(hu,{top:hr,bottom:hp})}if(f7<20){if(hq.wheelStartX==null){hq.wheelStartX=ht.scrollLeft;hq.wheelStartY=ht.scrollTop;hq.wheelDX=hy;hq.wheelDY=hx;setTimeout(function(){if(hq.wheelStartX==null){return}var i=ht.scrollLeft-hq.wheelStartX;var hA=ht.scrollTop-hq.wheelStartY;var hz=(hA&&hq.wheelDY&&hA/hq.wheelDY)||(i&&hq.wheelDX&&i/hq.wheelDX);hq.wheelStartX=hq.wheelStartY=null;if(!hz){return}cD=(cD*f7+hz)/(f7+1);++f7},200)}else{hq.wheelDX+=hy;hq.wheelDY+=hx}}}var gZ=function(i,hk){this.ranges=i;this.primIndex=hk};gZ.prototype.primary=function(){return this.ranges[this.primIndex]};gZ.prototype.equals=function(hk){var ho=this;if(hk==this){return true}if(hk.primIndex!=this.primIndex||hk.ranges.length!=this.ranges.length){return false}for(var hm=0;hm<this.ranges.length;hm++){var hl=ho.ranges[hm],hn=hk.ranges[hm];if(!ab(hl.anchor,hn.anchor)||!ab(hl.head,hn.head)){return false}}return true};gZ.prototype.deepCopy=function(){var hm=this;var hk=[];for(var hl=0;hl<this.ranges.length;hl++){hk[hl]=new eu(cF(hm.ranges[hl].anchor),cF(hm.ranges[hl].head))}return new gZ(hk,this.primIndex)};gZ.prototype.somethingSelected=function(){var hl=this;for(var hk=0;hk<this.ranges.length;hk++){if(!hl.ranges[hk].empty()){return true}}return 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hn=this;this.lines=hl;this.parent=null;var hk=0;for(var hm=0;hm<hl.length;++hm){hl[hm].parent=hn;hk+=hl[hm].height}this.height=hk}fK.prototype={chunkSize:function(){return this.lines.length},removeInner:function(hk,hp){var ho=this;for(var hm=hk,hn=hk+hp;hm<hn;++hm){var hl=ho.lines[hm];ho.height-=hl.height;bS(hl);ak(hl,"delete")}this.lines.splice(hk,hp)},collapse:function(i){i.push.apply(i,this.lines)},insertInner:function(hl,hm,hk){var ho=this;this.height+=hk;this.lines=this.lines.slice(0,hl).concat(hm).concat(this.lines.slice(hl));for(var hn=0;hn<hm.length;++hn){hm[hn].parent=ho}},iterN:function(i,hn,hm){var hl=this;for(var hk=i+hn;i<hk;++i){if(hm(hl.lines[i])){return true}}}};function gi(hn){var hp=this;this.children=hn;var hm=0,hk=0;for(var hl=0;hl<hn.length;++hl){var ho=hn[hl];hm+=ho.chunkSize();hk+=ho.height;ho.parent=hp}this.size=hm;this.height=hk;this.parent=null}gi.prototype={chunkSize:function(){return this.size},removeInner:function(hm,hl){var ho=this;this.size-=hl;for(var hn=0;hn<this.children.length;++hn){var hk=ho.children[hn],hq=hk.chunkSize();if(hm<hq){var hp=Math.min(hl,hq-hm),hr=hk.height;hk.removeInner(hm,hp);ho.height-=hr-hk.height;if(hq==hp){ho.children.splice(hn--,1);hk.parent=null}if((hl-=hp)==0){break}hm=0}else{hm-=hq}}if(this.size-hl<25&&(this.children.length>1||!(this.children[0] instanceof fK))){var hs=[];this.collapse(hs);this.children=[new fK(hs)];this.children[0].parent=this}},collapse:function(hk){var hm=this;for(var hl=0;hl<this.children.length;++hl){hm.children[hl].collapse(hk)}},insertInner:function(hl,ht,hs){var ho=this;this.size+=ht.length;this.height+=hs;for(var hn=0;hn<this.children.length;++hn){var hk=ho.children[hn],hq=hk.chunkSize();if(hl<=hq){hk.insertInner(hl,ht,hs);if(hk.lines&&hk.lines.length>50){var hm=hk.lines.length%25+25;for(var hr=hm;hr<hk.lines.length;){var hp=new fK(hk.lines.slice(hr,hr+=25));hk.height-=hp.height;ho.children.splice(++hn,0,hp);hp.parent=ho}hk.lines=hk.lines.slice(0,hm);ho.maybeSpill()}break}hl-=hq}},maybeSpill:function(){if(this.children.length<=10){return}var hm=this;do{var hk=hm.children.splice(hm.children.length-5,5);var hl=new gi(hk);if(!hm.parent){var hn=new gi(hm.children);hn.parent=hm;hm.children=[hn,hl];hm=hn}else{hm.size-=hl.size;hm.height-=hl.height;var i=dO(hm.parent.children,hm);hm.parent.children.splice(i+1,0,hl)}hl.parent=hm.parent}while(hm.children.length>10);hm.parent.maybeSpill()},iterN:function(hk,hr,hq){var hp=this;for(var hl=0;hl<this.children.length;++hl){var ho=hp.children[hl],hn=ho.chunkSize();if(hk<hn){var hm=Math.min(hr,hn-hk);if(ho.iterN(hk,hm,hq)){return true}if((hr-=hm)==0){break}hk=0}else{hk-=hn}}}};var d6=function(hm,hl,i){var hn=this;if(i){for(var hk in i){if(i.hasOwnProperty(hk)){hn[hk]=i[hk]}}}this.doc=hm;this.node=hl};d6.prototype.clear=function(){var hq=this;var hl=this.doc.cm,hn=this.line.widgets,hm=this.line,hp=b5(hm);if(hp==null||!hn){return}for(var ho=0;ho<hn.length;++ho){if(hn[ho]==hq){hn.splice(ho--,1)}}if(!hn.length){hm.widgets=null}var hk=dq(this);g5(hm,Math.max(0,hm.height-hk));if(hl){de(hl,function(){ew(hl,hm,-hk);V(hl,hp,"widget")});ak(hl,"lineWidgetCleared",hl,this,hp)}};d6.prototype.changed=function(){var hn=this;var hk=this.height,i=this.doc.cm,hl=this.line;this.height=null;var hm=dq(this)-hk;if(!hm){return}if(!gg(this.doc,hl)){g5(hl,hl.height+hm)}if(i){de(i,function(){i.curOp.forceUpdate=true;ew(i,hl,hm);ak(i,"lineWidgetChanged",i,hn,b5(hl))})}};bQ(d6);function ew(i,hk,hl){if(b4(hk)<((i.curOp&&i.curOp.scrollTop)||i.doc.scrollTop)){c8(i,hl)}}function bX(ho,hn,hl,hk){var hm=new d6(ho,hl,hk);var i=ho.cm;if(i&&hm.noHScroll){i.display.alignWidgets=true}fe(ho,hn,"widget",function(hq){var hr=hq.widgets||(hq.widgets=[]);if(hm.insertAt==null){hr.push(hm)}else{hr.splice(Math.min(hr.length-1,Math.max(0,hm.insertAt)),0,hm)}hm.line=hq;if(i&&!gg(ho,hq)){var hp=b4(hq)<ho.scrollTop;g5(hq,hq.height+dq(hm));if(hp){c8(i,hm.height)}i.curOp.forceUpdate=true}return true});if(i){ak(i,"lineWidgetAdded",i,hm,typeof hn=="number"?hn:b5(hn))}return hm}var be=0;var U=function(hk,i){this.lines=[];this.type=i;this.doc=hk;this.id=++be};U.prototype.clear=function(){var hp=this;if(this.explicitlyCleared){return}var ht=this.doc.cm,hm=ht&&!ht.curOp;if(hm){da(ht)}if(f5(this,"clear")){var hu=this.find();if(hu){ak(this,"clear",hu.from,hu.to)}}var hn=null,hr=null;for(var ho=0;ho<this.lines.length;++ho){var hv=hp.lines[ho];var hs=fV(hv.markedSpans,hp);if(ht&&!hp.collapsed){V(ht,b5(hv),"text")}else{if(ht){if(hs.to!=null){hr=b5(hv)}if(hs.from!=null){hn=b5(hv)}}}hv.markedSpans=fo(hv.markedSpans,hs);if(hs.from==null&&hp.collapsed&&!gg(hp.doc,hv)&&ht){g5(hv,a8(ht.display))}}if(ht&&this.collapsed&&!ht.options.lineWrapping){for(var hl=0;hl<this.lines.length;++hl){var hk=z(hp.lines[hl]),hq=eY(hk);if(hq>ht.display.maxLineLength){ht.display.maxLine=hk;ht.display.maxLineLength=hq;ht.display.maxLineChanged=true}}}if(hn!=null&&ht&&this.collapsed){an(ht,hn,hr+1)}this.lines.length=0;this.explicitlyCleared=true;if(this.atomic&&this.doc.cantEdit){this.doc.cantEdit=false;if(ht){fb(ht.doc)}}if(ht){ak(ht,"markerCleared",ht,this,hn,hr)}if(hm){au(ht)}if(this.parent){this.parent.clear()}};U.prototype.find=function(hn,hl){var hr=this;if(hn==null&&this.type=="bookmark"){hn=1}var hq,hp;for(var hm=0;hm<this.lines.length;++hm){var hk=hr.lines[hm];var ho=fV(hk.markedSpans,hr);if(ho.from!=null){hq=aa(hl?hk:b5(hk),ho.from);if(hn==-1){return hq}}if(ho.to!=null){hp=aa(hl?hk:b5(hk),ho.to);if(hn==1){return hp}}}return hq&&{from:hq,to:hp}};U.prototype.changed=function(){var hm=this;var hl=this.find(-1,true),hk=this,i=this.doc.cm;if(!hl||!i){return}de(i,function(){var ho=hl.line,hp=b5(hl.line);var hn=fX(i,hp);if(hn){aC(hn);i.curOp.selectionChanged=i.curOp.forceUpdate=true}i.curOp.updateMaxLine=true;if(!gg(hk.doc,ho)&&hk.height!=null){var hr=hk.height;hk.height=null;var hq=dq(hk)-hr;if(hq){g5(ho,ho.height+hq)}}ak(i,"markerChanged",i,hm)})};U.prototype.attachLine=function(i){if(!this.lines.length&&this.doc.cm){var hk=this.doc.cm.curOp;if(!hk.maybeHiddenMarkers||dO(hk.maybeHiddenMarkers,this)==-1){(hk.maybeUnhiddenMarkers||(hk.maybeUnhiddenMarkers=[])).push(this)}}this.lines.push(i)};U.prototype.detachLine=function(i){this.lines.splice(dO(this.lines,i),1);if(!this.lines.length&&this.doc.cm){var hk=this.doc.cm.curOp;(hk.maybeHiddenMarkers||(hk.maybeHiddenMarkers=[])).push(this)}};bQ(U);function fl(hs,hq,hr,hu,ho){if(hu&&hu.shared){return R(hs,hq,hr,hu,ho)}if(hs.cm&&!hs.cm.curOp){return dt(hs.cm,fl)(hs,hq,hr,hu,ho)}var hn=new U(hs,ho),ht=cC(hq,hr);if(hu){aX(hu,hn,false)}if(ht>0||ht==0&&hn.clearWhenEmpty!==false){return hn}if(hn.replacedWith){hn.collapsed=true;hn.widgetNode=g6("span",[hn.replacedWith],"CodeMirror-widget");if(!hu.handleMouseEvents){hn.widgetNode.setAttribute("cm-ignore-events","true")}if(hu.insertLeft){hn.widgetNode.insertLeft=true}}if(hn.collapsed){if(A(hs,hq.line,hq,hr,hn)||hq.line!=hr.line&&A(hs,hr.line,hq,hr,hn)){throw new Error("Inserting collapsed marker partially overlapping an existing one")}bN()}if(hn.addToHistory){gB(hs,{from:hq,to:hr,origin:"markText"},hs.sel,NaN)}var hl=hq.line,hp=hs.cm,hk;hs.iter(hl,hr.line+1,function(i){if(hp&&hn.collapsed&&!hp.options.lineWrapping&&z(i)==hp.display.maxLine){hk=true}if(hn.collapsed&&hl!=hq.line){g5(i,0)}cz(i,new eT(hn,hl==hq.line?hq.ch:null,hl==hr.line?hr.ch:null));++hl});if(hn.collapsed){hs.iter(hq.line,hr.line+1,function(i){if(gg(hs,i)){g5(i,0)}})}if(hn.clearOnEnter){cg(hn,"beforeCursorEnter",function(){return hn.clear()})}if(hn.readOnly){gl();if(hs.history.done.length||hs.history.undone.length){hs.clearHistory()}}if(hn.collapsed){hn.id=++be;hn.atomic=true}if(hp){if(hk){hp.curOp.updateMaxLine=true}if(hn.collapsed){an(hp,hq.line,hr.line+1)}else{if(hn.className||hn.startStyle||hn.endStyle||hn.css||hn.attributes||hn.title){for(var hm=hq.line;hm<=hr.line;hm++){V(hp,hm,"text")}}}if(hn.atomic){fb(hp.doc)}ak(hp,"markerAdded",hp,hn)}return hn}var y=function(hm,hl){var hn=this;this.markers=hm;this.primary=hl;for(var hk=0;hk<hm.length;++hk){hm[hk].parent=hn}};y.prototype.clear=function(){var hl=this;if(this.explicitlyCleared){return}this.explicitlyCleared=true;for(var hk=0;hk<this.markers.length;++hk){hl.markers[hk].clear()}ak(this,"clear")};y.prototype.find=function(hk,i){return this.primary.find(hk,i)};bQ(y);function R(hn,hq,hp,i,hl){i=aX(i);i.shared=false;var ho=[fl(hn,hq,hp,i,hl)],hk=ho[0];var hm=i.widgetNode;eG(hn,function(hs){if(hm){i.widgetNode=hm.cloneNode(true)}ho.push(fl(hs,gy(hs,hq),gy(hs,hp),i,hl));for(var hr=0;hr<hs.linked.length;++hr){if(hs.linked[hr].isParent){return}}hk=gt(ho)});return new y(ho,hk)}function fx(i){return i.findMarks(aa(i.first,0),i.clipPos(aa(i.lastLine())),function(hk){return hk.parent})}function d9(hp,hq){for(var hn=0;hn<hq.length;hn++){var hl=hq[hn],hr=hl.find();var hk=hp.clipPos(hr.from),ho=hp.clipPos(hr.to);if(cC(hk,ho)){var hm=fl(hp,hk,ho,hl.primary,hl.primary.type);hl.markers.push(hm);hm.parent=hl}}}function e0(hm){var hk=function(hp){var hn=hm[hp],hr=[hn.primary.doc];eG(hn.primary.doc,function(i){return hr.push(i)});for(var ho=0;ho<hn.markers.length;ho++){var hq=hn.markers[ho];if(dO(hr,hq.doc)==-1){hq.parent=null;hn.markers.splice(ho--,1)}}};for(var hl=0;hl<hm.length;hl++){hk(hl)}}var cR=0;var aB=function(hn,hm,i,hl,hk){if(!(this instanceof aB)){return new aB(hn,hm,i,hl,hk)}if(i==null){i=0}gi.call(this,[new fK([new g4("",null)])]);this.first=i;this.scrollTop=this.scrollLeft=0;this.cantEdit=false;this.cleanGeneration=1;this.modeFrontier=this.highlightFrontier=i;var ho=aa(i,0);this.sel=fA(ho);this.history=new gM(null);this.id=++cR;this.modeOption=hm;this.lineSep=hl;this.direction=(hk=="rtl")?"rtl":"ltr";this.extend=false;if(typeof hn=="string"){hn=this.splitLines(hn)}gj(this,{from:ho,to:ho,text:hn});cd(this,fA(ho),af)};aB.prototype=cJ(gi.prototype,{constructor:aB,iter:function(hl,hk,i){if(i){this.iterN(hl-this.first,hk-hl,i)}else{this.iterN(this.first,this.first+this.size,hl)}},insert:function(hl,hm){var hk=0;for(var hn=0;hn<hm.length;++hn){hk+=hm[hn].height}this.insertInner(hl-this.first,hm,hk)},remove:function(i,hk){this.removeInner(i-this.first,hk)},getValue:function(hk){var i=bc(this,this.first,this.first+this.size);if(hk===false){return i}return i.join(hk||this.lineSeparator())},setValue:c4(function(hk){var hl=aa(this.first,0),i=this.first+this.size-1;bq(this,{from:hl,to:aa(i,f0(this,i).text.length),text:this.splitLines(hk),origin:"setValue",full:true},true);if(this.cm){fu(this.cm,0,0)}cd(this,fA(hl),af)}),replaceRange:function(hk,hm,hl,i){hm=gy(this,hm);hl=hl?gy(this,hl):hm;bb(this,hk,hm,hl,i)},getRange:function(hm,hl,hk){var i=g2(this,gy(this,hm),gy(this,hl));if(hk===false){return i}return i.join(hk||this.lineSeparator())},getLine:function(hk){var i=this.getLineHandle(hk);return i&&i.text},getLineHandle:function(i){if(ct(this,i)){return f0(this,i)}},getLineNumber:function(i){return b5(i)},getLineHandleVisualStart:function(i){if(typeof i=="number"){i=f0(this,i)}return z(i)},lineCount:function(){return this.size},firstLine:function(){return this.first},lastLine:function(){return this.first+this.size-1},clipPos:function(i){return gy(this,i)},getCursor:function(hl){var i=this.sel.primary(),hk;if(hl==null||hl=="head"){hk=i.head}else{if(hl=="anchor"){hk=i.anchor}else{if(hl=="end"||hl=="to"||hl===false){hk=i.to()}else{hk=i.from()}}}return hk},listSelections:function(){return this.sel.ranges},somethingSelected:function(){return this.sel.somethingSelected()},setCursor:c4(function(i,hl,hk){J(this,gy(this,typeof i=="number"?aa(i,hl||0):i),null,hk)}),setSelection:c4(function(hk,hl,i){J(this,gy(this,hk),gy(this,hl||hk),i)}),extendSelection:c4(function(hl,i,hk){gS(this,gy(this,hl),i&&gy(this,i),hk)}),extendSelections:c4(function(hk,i){aD(this,ey(this,hk),i)}),extendSelectionsBy:c4(function(hl,i){var hk=cc(this.sel.ranges,hl);aD(this,ey(this,hk),i)}),setSelections:c4(function(hk,ho,hm){var hp=this;if(!hk.length){return}var hl=[];for(var hn=0;hn<hk.length;hn++){hl[hn]=new eu(gy(hp,hk[hn].anchor),gy(hp,hk[hn].head))}if(ho==null){ho=Math.min(hk.length-1,this.sel.primIndex)}cd(this,cW(this.cm,hl,ho),hm)}),addSelection:c4(function(hl,hm,hk){var i=this.sel.ranges.slice(0);i.push(new eu(gy(this,hl),gy(this,hm||hl)));cd(this,cW(this.cm,i,i.length-1),hk)}),getSelection:function(ho){var hp=this;var hl=this.sel.ranges,hk;for(var hm=0;hm<hl.length;hm++){var hn=g2(hp,hl[hm].from(),hl[hm].to());hk=hk?hk.concat(hn):hn}if(ho===false){return hk}else{return hk.join(ho||this.lineSeparator())}},getSelections:function(ho){var hp=this;var hn=[],hk=this.sel.ranges;for(var hl=0;hl<hk.length;hl++){var hm=g2(hp,hk[hl].from(),hk[hl].to());if(ho!==false){hm=hm.join(ho||hp.lineSeparator())}hn[hl]=hm}return hn},replaceSelection:function(hm,ho,hk){var hn=[];for(var hl=0;hl<this.sel.ranges.length;hl++){hn[hl]=hm}this.replaceSelections(hn,ho,hk||"+input")},replaceSelections:c4(function(hl,hq,hs){var hp=this;var hr=[],hn=this.sel;for(var ho=0;ho<hn.ranges.length;ho++){var ht=hn.ranges[ho];hr[ho]={from:ht.from(),to:ht.to(),text:hp.splitLines(hl[ho]),origin:hs}}var hk=hq&&hq!="end"&&al(this,hr,hq);for(var hm=hr.length-1;hm>=0;hm--){bq(hp,hr[hm])}if(hk){fT(this,hk)}else{if(this.cm){gs(this.cm)}}}),undo:c4(function(){cs(this,"undo")}),redo:c4(function(){cs(this,"redo")}),undoSelection:c4(function(){cs(this,"undo",true)}),redoSelection:c4(function(){cs(this,"redo",true)}),setExtending:function(i){this.extend=i},getExtending:function(){return this.extend},historySize:function(){var hn=this.history,hk=0,hm=0;for(var hl=0;hl<hn.done.length;hl++){if(!hn.done[hl].ranges){++hk}}for(var ho=0;ho<hn.undone.length;ho++){if(!hn.undone[ho].ranges){++hm}}return{undo:hk,redo:hm}},clearHistory:function(){this.history=new gM(this.history.maxGeneration)},markClean:function(){this.cleanGeneration=this.changeGeneration(true)},changeGeneration:function(i){if(i){this.history.lastOp=this.history.lastSelOp=this.history.lastOrigin=null}return this.history.generation},isClean:function(i){return 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i.moveH(-1,"column")},goColumnRight:function(i){return i.moveH(1,"column")},goWordLeft:function(i){return i.moveH(-1,"word")},goGroupRight:function(i){return i.moveH(1,"group")},goGroupLeft:function(i){return i.moveH(-1,"group")},goWordRight:function(i){return i.moveH(1,"word")},delCharBefore:function(i){return i.deleteH(-1,"char")},delCharAfter:function(i){return i.deleteH(1,"char")},delWordBefore:function(i){return i.deleteH(-1,"word")},delWordAfter:function(i){return i.deleteH(1,"word")},delGroupBefore:function(i){return i.deleteH(-1,"group")},delGroupAfter:function(i){return i.deleteH(1,"group")},indentAuto:function(i){return i.indentSelection("smart")},indentMore:function(i){return i.indentSelection("add")},indentLess:function(i){return i.indentSelection("subtract")},insertTab:function(i){return i.replaceSelection("\t")},insertSoftTab:function(hk){var hm=[],hl=hk.listSelections(),hp=hk.options.tabSize;for(var ho=0;ho<hl.length;ho++){var hq=hl[ho].from();var hn=ca(hk.getLine(hq.line),hq.ch,hp);hm.push(cP(hp-hn%hp))}hk.replaceSelections(hm)},defaultTab:function(i){if(i.somethingSelected()){i.indentSelection("add")}else{i.execCommand("insertTab")}},transposeChars:function(i){return de(i,function(){var hm=i.listSelections(),hl=[];for(var hn=0;hn<hm.length;hn++){if(!hm[hn].empty()){continue}var hp=hm[hn].head,hk=f0(i.doc,hp.line).text;if(hk){if(hp.ch==hk.length){hp=new aa(hp.line,hp.ch-1)}if(hp.ch>0){hp=new aa(hp.line,hp.ch+1);i.replaceRange(hk.charAt(hp.ch-1)+hk.charAt(hp.ch-2),aa(hp.line,hp.ch-2),hp,"+transpose")}else{if(hp.line>i.doc.first){var ho=f0(i.doc,hp.line-1).text;if(ho){hp=new aa(hp.line,1);i.replaceRange(hk.charAt(0)+i.doc.lineSeparator()+ho.charAt(ho.length-1),aa(hp.line-1,ho.length-1),hp,"+transpose")}}}}hl.push(new eu(hp,hp))}i.setSelections(hl)})},newlineAndIndent:function(i){return de(i,function(){var hk=i.listSelections();for(var hl=hk.length-1;hl>=0;hl--){i.replaceRange(i.doc.lineSeparator(),hk[hl].anchor,hk[hl].head,"+input")}hk=i.listSelections();for(var hm=0;hm<hk.length;hm++){i.indentLine(hk[hm].from().line,null,true)}gs(i)})},openLine:function(i){return i.replaceSelection("\n","start")},toggleOverwrite:function(i){return i.toggleOverwrite()}};function bJ(i,hl){var hk=f0(i.doc,hl);var hm=z(hk);if(hm!=hk){hl=b5(hm)}return fd(true,i,hm,hl,1)}function el(i,hl){var hk=f0(i.doc,hl);var hm=cI(hk);if(hm!=hk){hl=b5(hm)}return fd(true,i,hk,hl,-1)}function ec(hk,hp){var ho=bJ(hk,hp.line);var hl=f0(hk.doc,ho.line);var i=a(hl,hk.doc.direction);if(!i||i[0].level==0){var hn=Math.max(0,hl.text.search(/\S/));var hm=hp.line==ho.line&&hp.ch<=hn&&hp.ch;return aa(ho.line,hm?0:hn,ho.sticky)}return ho}function gI(hk,hn,i){if(typeof hn=="string"){hn=fi[hn];if(!hn){return false}}hk.display.input.ensurePolled();var hm=hk.display.shift,hl=false;try{if(hk.isReadOnly()){hk.state.suppressEdits=true}if(i){hk.display.shift=false}hl=hn(hk)!=cw}finally{hk.display.shift=hm;hk.state.suppressEdits=false}return hl}function eH(hl,hm,ho){for(var hn=0;hn<hl.state.keyMaps.length;hn++){var hk=k(hm,hl.state.keyMaps[hn],ho,hl);if(hk){return hk}}return(hl.options.extraKeys&&k(hm,hl.options.extraKeys,ho,hl))||k(hm,hl.options.keyMap,ho,hl)}var eh=new hj;function bn(i,hl,hn,hm){var hk=i.state.keySeq;if(hk){if(ff(hl)){return"handled"}if(/\'$/.test(hl)){i.state.keySeq=null}else{eh.set(50,function(){if(i.state.keySeq==hk){i.state.keySeq=null;i.display.input.reset()}})}if(cG(i,hk+" "+hl,hn,hm)){return true}}return cG(i,hl,hn,hm)}function cG(hk,hl,hn,hm){var i=eH(hk,hl,hm);if(i=="multi"){hk.state.keySeq=hl}if(i=="handled"){ak(hk,"keyHandled",hk,hl,hn)}if(i=="handled"||i=="multi"){c6(hn);q(hk)}return !!i}function f3(i,hl){var hk=gb(hl,true);if(!hk){return false}if(hl.shiftKey&&!i.state.keySeq){return bn(i,"Shift-"+hk,hl,function(hm){return gI(i,hm,true)})||bn(i,hk,hl,function(hm){if(typeof hm=="string"?/^go[A-Z]/.test(hm):hm.motion){return gI(i,hm)}})}else{return bn(i,hk,hl,function(hm){return gI(i,hm)})}}function eS(i,hl,hk){return bn(i,"'"+hk+"'",hl,function(hm){return gI(i,hm,true)})}var dU=null;function r(hm){var i=this;i.curOp.focus=ej();if(a1(i,hm)){return}if(ef&&m<11&&hm.keyCode==27){hm.returnValue=false}var hk=hm.keyCode;i.display.shift=hk==16||hm.shiftKey;var hl=f3(i,hm);if(eB){dU=hl?hk:null;if(!hl&&hk==88&&!dF&&(cr?hm.metaKey:hm.ctrlKey)){i.replaceSelection("",null,"cut")}}if(hk==18&&!/\bCodeMirror-crosshair\b/.test(i.display.lineDiv.className)){aA(i)}}function aA(hk){var hl=hk.display.lineDiv;gn(hl,"CodeMirror-crosshair");function i(hm){if(hm.keyCode==18||!hm.altKey){h(hl,"CodeMirror-crosshair");eP(document,"keyup",i);eP(document,"mouseover",i)}}cg(document,"keyup",i);cg(document,"mouseover",i)}function br(i){if(i.keyCode==16){this.doc.sel.shift=false}a1(this,i)}function cX(hn){var i=this;if(bl(i.display,hn)||a1(i,hn)||hn.ctrlKey&&!hn.altKey||cr&&hn.metaKey){return}var hm=hn.keyCode,hk=hn.charCode;if(eB&&hm==dU){dU=null;c6(hn);return}if((eB&&(!hn.which||hn.which<10))&&f3(i,hn)){return}var hl=String.fromCharCode(hk==null?hm:hk);if(hl=="\x08"){return}if(eS(i,hn,hl)){return}i.display.input.onKeyPress(hn)}var dy=400;var dS=function(hk,hl,i){this.time=hk;this.pos=hl;this.button=i};dS.prototype.compare=function(hk,hl,i){return this.time+dy>hk&&cC(hl,this.pos)==0&&i==this.button};var dT,dJ;function I(hl,hk){var i=+new Date;if(dJ&&dJ.compare(i,hl,hk)){dT=dJ=null;return"triple"}else{if(dT&&dT.compare(i,hl,hk)){dJ=new dS(i,hl,hk);dT=null;return"double"}else{dT=new dS(i,hl,hk);dJ=null;return"single"}}}function e7(hn){var i=this,hm=i.display;if(a1(i,hn)||hm.activeTouch&&hm.input.supportsTouch()){return}hm.input.ensurePolled();hm.shift=hn.shiftKey;if(bl(hm,hn)){if(!ds){hm.scroller.draggable=false;setTimeout(function(){return hm.scroller.draggable=true},100)}return}if(n(i,hn)){return}var ho=cN(i,hn),hk=gE(hn),hl=ho?I(ho,hk):"single";window.focus();if(hk==1&&i.state.selectingText){i.state.selectingText(hn)}if(ho&&dc(i,hk,ho,hl,hn)){return}if(hk==1){if(ho){aE(i,ho,hl,hn)}else{if(P(hn)==hm.scroller){c6(hn)}}}else{if(hk==2){if(ho){gS(i.doc,ho)}setTimeout(function(){return hm.input.focus()},20)}else{if(hk==3){if(g9){i.display.input.onContextMenu(hn)}else{aq(i)}}}}}function dc(i,hl,ho,hn,hm){var hk="Click";if(hn=="double"){hk="Double"+hk}else{if(hn=="triple"){hk="Triple"+hk}}hk=(hl==1?"Left":hl==2?"Middle":"Right")+hk;return bn(i,gU(hk,hm),hm,function(hq){if(typeof hq=="string"){hq=fi[hq]}if(!hq){return false}var hp=false;try{if(i.isReadOnly()){i.state.suppressEdits=true}hp=hq(i,ho)!=cw}finally{i.state.suppressEdits=false}return hp})}function b0(i,ho,hm){var hk=i.getOption("configureMouse");var hn=hk?hk(i,ho,hm):{};if(hn.unit==null){var hl=gx?hm.shiftKey&&hm.metaKey:hm.altKey;hn.unit=hl?"rectangle":ho=="single"?"char":ho=="double"?"word":"line"}if(hn.extend==null||i.doc.extend){hn.extend=i.doc.extend||hm.shiftKey}if(hn.addNew==null){hn.addNew=cr?hm.metaKey:hm.ctrlKey}if(hn.moveOnDrag==null){hn.moveOnDrag=!(cr?hm.altKey:hm.ctrlKey)}return hn}function aE(i,hp,ho,hm){if(ef){setTimeout(cV(t,i),0)}else{i.curOp.focus=ej()}var hl=b0(i,ho,hm);var hn=i.doc.sel,hk;if(i.options.dragDrop&&ft&&!i.isReadOnly()&&ho=="single"&&(hk=hn.contains(hp))>-1&&(cC((hk=hn.ranges[hk]).from(),hp)<0||hp.xRel>0)&&(cC(hk.to(),hp)>0||hp.xRel<0)){bd(i,hm,hp,hl)}else{o(i,hm,hp,hl)}}function bd(hq,i,hn,hk){var hm=hq.display,ho=false;var hl=dt(hq,function(hs){if(ds){hm.scroller.draggable=false}hq.state.draggingText=false;eP(hm.wrapper.ownerDocument,"mouseup",hl);eP(hm.wrapper.ownerDocument,"mousemove",hr);eP(hm.scroller,"dragstart",hp);eP(hm.scroller,"drop",hl);if(!ho){c6(hs);if(!hk.addNew){gS(hq.doc,hn,null,null,hk.extend)}if(ds||ef&&m==9){setTimeout(function(){hm.wrapper.ownerDocument.body.focus();hm.input.focus()},20)}else{hm.input.focus()}}});var hr=function(hs){ho=ho||Math.abs(i.clientX-hs.clientX)+Math.abs(i.clientY-hs.clientY)>=10};var hp=function(){return ho=true};if(ds){hm.scroller.draggable=true}hq.state.draggingText=hl;hl.copy=!hk.moveOnDrag;if(hm.scroller.dragDrop){hm.scroller.dragDrop()}cg(hm.wrapper.ownerDocument,"mouseup",hl);cg(hm.wrapper.ownerDocument,"mousemove",hr);cg(hm.scroller,"dragstart",hp);cg(hm.scroller,"drop",hl);aq(hq);setTimeout(function(){return hm.input.focus()},20)}function ep(hk,hm,hl){if(hl=="char"){return new eu(hm,hm)}if(hl=="word"){return hk.findWordAt(hm)}if(hl=="line"){return new eu(aa(hm.line,0),gy(hk.doc,aa(hm.line+1,0)))}var i=hl(hk,hm);return new eu(i.from,i.to)}function o(hn,hy,hl,hr){var hx=hn.display,hB=hn.doc;c6(hy);var hk,hA,ho=hB.sel,i=ho.ranges;if(hr.addNew&&!hr.extend){hA=hB.sel.contains(hl);if(hA>-1){hk=i[hA]}else{hk=new eu(hl,hl)}}else{hk=hB.sel.primary();hA=hB.sel.primIndex}if(hr.unit=="rectangle"){if(!hr.addNew){hk=new eu(hl,hl)}hl=cN(hn,hy,true,true);hA=-1}else{var hm=ep(hn,hl,hr.unit);if(hr.extend){hk=gf(hk,hm.anchor,hm.head,hr.extend)}else{hk=hm}}if(!hr.addNew){hA=0;cd(hB,new gZ([hk],0),Q);ho=hB.sel}else{if(hA==-1){hA=i.length;cd(hB,cW(hn,i.concat([hk]),hA),{scroll:false,origin:"*mouse"})}else{if(i.length>1&&i[hA].empty()&&hr.unit=="char"&&!hr.extend){cd(hB,cW(hn,i.slice(0,hA).concat(i.slice(hA+1)),0),{scroll:false,origin:"*mouse"});ho=hB.sel}else{e(hB,hA,hk,Q)}}}var hw=hl;function hv(hM){if(cC(hw,hM)==0){return}hw=hM;if(hr.unit=="rectangle"){var hE=[],hJ=hn.options.tabSize;var hD=ca(f0(hB,hl.line).text,hl.ch,hJ);var hQ=ca(f0(hB,hM.line).text,hM.ch,hJ);var hF=Math.min(hD,hQ),hO=Math.max(hD,hQ);for(var hR=Math.min(hl.line,hM.line),hH=Math.min(hn.lastLine(),Math.max(hl.line,hM.line));hR<=hH;hR++){var hP=f0(hB,hR).text,hG=e2(hP,hF,hJ);if(hF==hO){hE.push(new eu(aa(hR,hG),aa(hR,hG)))}else{if(hP.length>hG){hE.push(new eu(aa(hR,hG),aa(hR,e2(hP,hO,hJ))))}}}if(!hE.length){hE.push(new eu(hl,hl))}cd(hB,cW(hn,ho.ranges.slice(0,hA).concat(hE),hA),{origin:"*mouse",scroll:false});hn.scrollIntoView(hM)}else{var hK=hk;var hN=ep(hn,hM,hr.unit);var hI=hK.anchor,hL;if(cC(hN.anchor,hI)>0){hL=hN.head;hI=az(hK.from(),hN.anchor)}else{hL=hN.anchor;hI=bO(hK.to(),hN.head)}var hC=ho.ranges.slice(0);hC[hA]=ar(hn,new eu(gy(hB,hI),hL));cd(hB,cW(hn,hC,hA),Q)}}var ht=hx.wrapper.getBoundingClientRect();var hp=0;function hz(hE){var hC=++hp;var hG=cN(hn,hE,true,hr.unit=="rectangle");if(!hG){return}if(cC(hG,hw)!=0){hn.curOp.focus=ej();hv(hG);var hF=cq(hx,hB);if(hG.line>=hF.to||hG.line<hF.from){setTimeout(dt(hn,function(){if(hp==hC){hz(hE)}}),150)}}else{var hD=hE.clientY<ht.top?-20:hE.clientY>ht.bottom?20:0;if(hD){setTimeout(dt(hn,function(){if(hp!=hC){return}hx.scroller.scrollTop+=hD;hz(hE)}),50)}}}function hs(hC){hn.state.selectingText=false;hp=Infinity;c6(hC);hx.input.focus();eP(hx.wrapper.ownerDocument,"mousemove",hu);eP(hx.wrapper.ownerDocument,"mouseup",hq);hB.history.lastSelOrigin=null}var hu=dt(hn,function(hC){if(hC.buttons===0||!gE(hC)){hs(hC)}else{hz(hC)}});var hq=dt(hn,hs);hn.state.selectingText=hq;cg(hx.wrapper.ownerDocument,"mousemove",hu);cg(hx.wrapper.ownerDocument,"mouseup",hq)}function ar(hx,hy){var hq=hy.anchor;var hu=hy.head;var ht=f0(hx.doc,hq.line);if(cC(hq,hu)==0&&hq.sticky==hu.sticky){return hy}var hn=a(ht);if(!hn){return hy}var hs=aQ(hn,hq.ch,hq.sticky),hl=hn[hs];if(hl.from!=hq.ch&&hl.to!=hq.ch){return hy}var hk=hs+((hl.from==hq.ch)==(hl.level!=1)?0:1);if(hk==0||hk==hn.length){return hy}var hr;if(hu.line!=hq.line){hr=(hu.line-hq.line)*(hx.doc.direction=="ltr"?1:-1)>0}else{var hp=aQ(hn,hu.ch,hu.sticky);var hm=hp-hs||(hu.ch-hq.ch)*(hl.level==1?-1:1);if(hp==hk-1||hp==hk){hr=hm<0}else{hr=hm>0}}var ho=hn[hk+(hr?-1:0)];var hw=hr==(ho.level==1);var i=hw?ho.from:ho.to,hv=hw?"after":"before";return hq.ch==i&&hq.sticky==hv?hy:new eu(new aa(hq.line,i,hv),hu)}function hi(hu,hq,hs,ht){var hl,hk;if(hq.touches){hl=hq.touches[0].clientX;hk=hq.touches[0].clientY}else{try{hl=hq.clientX;hk=hq.clientY}catch(hq){return false}}if(hl>=Math.floor(hu.display.gutters.getBoundingClientRect().right)){return false}if(ht){c6(hq)}var hr=hu.display;var hp=hr.lineDiv.getBoundingClientRect();if(hk>hp.bottom||!f5(hu,hs)){return b3(hq)}hk-=hp.top-hr.viewOffset;for(var hn=0;hn<hu.options.gutters.length;++hn){var ho=hr.gutters.childNodes[hn];if(ho&&ho.getBoundingClientRect().right>=hl){var hv=bY(hu.doc,hk);var hm=hu.options.gutters[hn];aM(hu,hs,hu,hv,hm,hq);return b3(hq)}}}function n(i,hk){return hi(i,hk,"gutterClick",true)}function aF(i,hk){if(bl(i.display,hk)||dM(i,hk)){return}if(a1(i,hk,"contextmenu")){return}if(!g9){i.display.input.onContextMenu(hk)}}function dM(i,hk){if(!f5(i,"gutterContextMenu")){return false}return hi(i,hk,"gutterContextMenu",false)}function df(i){i.display.wrapper.className=i.display.wrapper.className.replace(/\s*cm-s-\S+/g,"")+i.options.theme.replace(/(^|\s)\s*/g," cm-s-");ap(i)}var cx={toString:function(){return"CodeMirror.Init"}};var fN={};var bp={};function fn(i){var hl=i.optionHandlers;function hk(hm,hp,ho,hn){i.defaults[hm]=hp;if(ho){hl[hm]=hn?function(hq,hs,hr){if(hr!=cx){ho(hq,hs,hr)}}:ho}}i.defineOption=hk;i.Init=cx;hk("value","",function(hm,hn){return hm.setValue(hn)},true);hk("mode",null,function(hm,hn){hm.doc.modeOption=hn;bH(hm)},true);hk("indentUnit",2,bH,true);hk("indentWithTabs",false);hk("smartIndent",true);hk("tabSize",4,function(hm){eX(hm);ap(hm);an(hm)},true);hk("lineSeparator",null,function(hm,hp){hm.doc.lineSep=hp;if(!hp){return}var ho=[],hq=hm.doc.first;hm.doc.iter(function(hr){for(var ht=0;;){var hs=hr.text.indexOf(hp,ht);if(hs==-1){break}ht=hs+hp.length;ho.push(aa(hq,hs))}hq++});for(var hn=ho.length-1;hn>=0;hn--){bb(hm.doc,hp,ho[hn],aa(ho[hn].line,ho[hn].ch+hp.length))}});hk("specialChars",/[\u0000-\u001f\u007f-\u009f\u00ad\u061c\u200b-\u200f\u2028\u2029\ufeff]/g,function(hm,ho,hn){hm.state.specialChars=new RegExp(ho.source+(ho.test("\t")?"":"|\t"),"g");if(hn!=cx){hm.refresh()}});hk("specialCharPlaceholder",fZ,function(hm){return hm.refresh()},true);hk("electricChars",true);hk("inputStyle",eQ?"contenteditable":"textarea",function(){throw new Error("inputStyle can not (yet) be changed in a running editor")},true);hk("spellcheck",false,function(hm,hn){return hm.getInputField().spellcheck=hn},true);hk("autocorrect",false,function(hm,hn){return hm.getInputField().autocorrect=hn},true);hk("autocapitalize",false,function(hm,hn){return hm.getInputField().autocapitalize=hn},true);hk("rtlMoveVisually",!aZ);hk("wholeLineUpdateBefore",true);hk("theme","default",function(hm){df(hm);d2(hm)},true);hk("keyMap","default",function(hm,hq,hn){var ho=gR(hq);var hp=hn!=cx&&gR(hn);if(hp&&hp.detach){hp.detach(hm,ho)}if(ho.attach){ho.attach(hm,hp||null)}});hk("extraKeys",null);hk("configureMouse",null);hk("lineWrapping",false,fm,true);hk("gutters",[],function(hm){cA(hm.options);d2(hm)},true);hk("fixedGutter",true,function(hm,hn){hm.display.gutters.style.left=hn?ev(hm.display)+"px":"0";hm.refresh()},true);hk("coverGutterNextToScrollbar",false,function(hm){return fJ(hm)},true);hk("scrollbarStyle","native",function(hm){aL(hm);fJ(hm);hm.display.scrollbars.setScrollTop(hm.doc.scrollTop);hm.display.scrollbars.setScrollLeft(hm.doc.scrollLeft)},true);hk("lineNumbers",false,function(hm){cA(hm.options);d2(hm)},true);hk("firstLineNumber",1,d2,true);hk("lineNumberFormatter",function(hm){return hm},d2,true);hk("showCursorWhenSelecting",false,bT,true);hk("resetSelectionOnContextMenu",true);hk("lineWiseCopyCut",true);hk("pasteLinesPerSelection",true);hk("selectionsMayTouch",false);hk("readOnly",false,function(hm,hn){if(hn=="nocursor"){a5(hm);hm.display.input.blur()}hm.display.input.readOnlyChanged(hn)});hk("disableInput",false,function(hm,hn){if(!hn){hm.display.input.reset()}},true);hk("dragDrop",true,gX);hk("allowDropFileTypes",null);hk("cursorBlinkRate",530);hk("cursorScrollMargin",0);hk("cursorHeight",1,bT,true);hk("singleCursorHeightPerLine",true,bT,true);hk("workTime",100);hk("workDelay",100);hk("flattenSpans",true,eX,true);hk("addModeClass",false,eX,true);hk("pollInterval",100);hk("undoDepth",200,function(hm,hn){return hm.doc.history.undoDepth=hn});hk("historyEventDelay",1250);hk("viewportMargin",10,function(hm){return hm.refresh()},true);hk("maxHighlightLength",10000,eX,true);hk("moveInputWithCursor",true,function(hm,hn){if(!hn){hm.display.input.resetPosition()}});hk("tabindex",null,function(hm,hn){return hm.display.input.getField().tabIndex=hn||""});hk("autofocus",null);hk("direction","ltr",function(hm,hn){return hm.doc.setDirection(hn)},true);hk("phrases",null)}function d2(i){eM(i);an(i);fk(i)}function gX(hk,hn,hl){var ho=hl&&hl!=cx;if(!hn!=!ho){var hm=hk.display.dragFunctions;var i=hn?cg:eP;i(hk.display.scroller,"dragstart",hm.start);i(hk.display.scroller,"dragenter",hm.enter);i(hk.display.scroller,"dragover",hm.over);i(hk.display.scroller,"dragleave",hm.leave);i(hk.display.scroller,"drop",hm.drop)}}function fm(i){if(i.options.lineWrapping){gn(i.display.wrapper,"CodeMirror-wrap");i.display.sizer.style.minWidth="";i.display.sizerWidth=null}else{h(i.display.wrapper,"CodeMirror-wrap");f(i)}ad(i);an(i);ap(i);setTimeout(function(){return fJ(i)},100)}function K(hk,hm){var hr=this;if(!(this instanceof K)){return new K(hk,hm)}this.options=hm=hm?aX(hm):{};aX(fN,hm,false);cA(hm);var hq=hm.value;if(typeof hq=="string"){hq=new aB(hq,hm.mode,null,hm.lineSeparator,hm.direction)}else{if(hm.mode){hq.modeOption=hm.mode}}this.doc=hq;var hl=new K.inputStyles[hm.inputStyle](this);var hp=this.display=new fp(hk,hq,hl);hp.wrapper.CodeMirror=this;eM(this);df(this);if(hm.lineWrapping){this.display.wrapper.className+=" CodeMirror-wrap"}aL(this);this.state={keyMaps:[],overlays:[],modeGen:0,overwrite:false,delayingBlurEvent:false,focused:false,suppressEdits:false,pasteIncoming:-1,cutIncoming:-1,selectingText:false,draggingText:false,highlight:new hj(),keySeq:null,specialChars:null};if(hm.autofocus&&!eQ){hp.input.focus()}if(ef&&m<11){setTimeout(function(){return hr.display.input.reset(true)},20)}gH(this);bt();da(this);this.curOp.forceUpdate=true;eL(this,hq);if((hm.autofocus&&!eQ)||this.hasFocus()){setTimeout(cV(c1,this),20)}else{a5(this)}for(var ho in bp){if(bp.hasOwnProperty(ho)){bp[ho](hr,hm[ho],cx)}}eE(this);if(hm.finishInit){hm.finishInit(this)}for(var hn=0;hn<bi.length;++hn){bi[hn](hr)}au(this);if(ds&&hm.lineWrapping&&getComputedStyle(hp.lineDiv).textRendering=="optimizelegibility"){hp.lineDiv.style.textRendering="auto"}}K.defaults=fN;K.optionHandlers=bp;function gH(hk){var ho=hk.display;cg(ho.scroller,"mousedown",dt(hk,e7));if(ef&&m<11){cg(ho.scroller,"dblclick",dt(hk,function(hs){if(a1(hk,hs)){return}var ht=cN(hk,hs);if(!ht||n(hk,hs)||bl(hk.display,hs)){return}c6(hs);var hr=hk.findWordAt(ht);gS(hk.doc,hr.anchor,hr.head)}))}else{cg(ho.scroller,"dblclick",function(hr){return a1(hk,hr)||c6(hr)})}cg(ho.scroller,"contextmenu",function(hr){return aF(hk,hr)});var hq,i={end:0};function hp(){if(ho.activeTouch){hq=setTimeout(function(){return ho.activeTouch=null},1000);i=ho.activeTouch;i.end=+new Date}}function hm(hr){if(hr.touches.length!=1){return false}var hs=hr.touches[0];return hs.radiusX<=1&&hs.radiusY<=1}function hl(hu,hr){if(hr.left==null){return true}var ht=hr.left-hu.left,hs=hr.top-hu.top;return ht*ht+hs*hs>20*20}cg(ho.scroller,"touchstart",function(hs){if(!a1(hk,hs)&&!hm(hs)&&!n(hk,hs)){ho.input.ensurePolled();clearTimeout(hq);var hr=+new Date;ho.activeTouch={start:hr,moved:false,prev:hr-i.end<=300?i:null};if(hs.touches.length==1){ho.activeTouch.left=hs.touches[0].pageX;ho.activeTouch.top=hs.touches[0].pageY}}});cg(ho.scroller,"touchmove",function(){if(ho.activeTouch){ho.activeTouch.moved=true}});cg(ho.scroller,"touchend",function(hs){var hu=ho.activeTouch;if(hu&&!bl(ho,hs)&&hu.left!=null&&!hu.moved&&new Date-hu.start<300){var ht=hk.coordsChar(ho.activeTouch,"page"),hr;if(!hu.prev||hl(hu,hu.prev)){hr=new eu(ht,ht)}else{if(!hu.prev.prev||hl(hu,hu.prev.prev)){hr=hk.findWordAt(ht)}else{hr=new eu(aa(ht.line,0),gy(hk.doc,aa(ht.line+1,0)))}}hk.setSelection(hr.anchor,hr.head);hk.focus();c6(hs)}hp()});cg(ho.scroller,"touchcancel",hp);cg(ho.scroller,"scroll",function(){if(ho.scroller.clientHeight){B(hk,ho.scroller.scrollTop);bV(hk,ho.scroller.scrollLeft,true);aM(hk,"scroll",hk)}});cg(ho.scroller,"mousewheel",function(hr){return c(hk,hr)});cg(ho.scroller,"DOMMouseScroll",function(hr){return c(hk,hr)});cg(ho.wrapper,"scroll",function(){return ho.wrapper.scrollTop=ho.wrapper.scrollLeft=0});ho.dragFunctions={enter:function(hr){if(!a1(hk,hr)){e3(hr)}},over:function(hr){if(!a1(hk,hr)){hh(hk,hr);e3(hr)}},start:function(hr){return T(hk,hr)},drop:dt(hk,bu),leave:function(hr){if(!a1(hk,hr)){dG(hk)}}};var hn=ho.input.getField();cg(hn,"keyup",function(hr){return br.call(hk,hr)});cg(hn,"keydown",dt(hk,r));cg(hn,"keypress",dt(hk,cX));cg(hn,"focus",function(hr){return c1(hk,hr)});cg(hn,"blur",function(hr){return a5(hk,hr)})}var bi=[];K.defineInitHook=function(i){return bi.push(i)};function ai(hz,ho,hy,hm){var hx=hz.doc,hl;if(hy==null){hy="add"}if(hy=="smart"){if(!hx.mode.indent){hy="prev"}else{hl=fH(hz,ho).state}}var hs=hz.options.tabSize;var hA=f0(hx,ho),hr=ca(hA.text,null,hs);if(hA.stateAfter){hA.stateAfter=null}var hk=hA.text.match(/^\s*/)[0],hv;if(!hm&&!/\S/.test(hA.text)){hv=0;hy="not"}else{if(hy=="smart"){hv=hx.mode.indent(hl,hA.text.slice(hk.length),hA.text);if(hv==cw||hv>150){if(!hm){return}hy="prev"}}}if(hy=="prev"){if(ho>hx.first){hv=ca(f0(hx,ho-1).text,null,hs)}else{hv=0}}else{if(hy=="add"){hv=hr+hz.options.indentUnit}else{if(hy=="subtract"){hv=hr-hz.options.indentUnit}else{if(typeof hy=="number"){hv=hr+hy}}}}hv=Math.max(0,hv);var hw="",hu=0;if(hz.options.indentWithTabs){for(var hp=Math.floor(hv/hs);hp;--hp){hu+=hs;hw+="\t"}}if(hu<hv){hw+=cP(hv-hu)}if(hw!=hk){bb(hx,hw,aa(ho,0),aa(ho,hk.length),"+input");hA.stateAfter=null;return true}else{for(var hn=0;hn<hx.sel.ranges.length;hn++){var hq=hx.sel.ranges[hn];if(hq.head.line==ho&&hq.head.ch<hk.length){var ht=aa(ho,hk.length);e(hx,hn,new eu(ht,ht));break}}}}var bw=null;function dz(i){bw=i}function gT(hy,hp,hn,hm,hx){var hw=hy.doc;hy.display.shift=false;if(!hm){hm=hw.sel}var hA=+new Date-200;var ho=hx=="paste"||hy.state.pasteIncoming>hA;var hr=gJ(hp),hk=null;if(ho&&hm.ranges.length>1){if(bw&&bw.text.join("\n")==hp){if(hm.ranges.length%bw.text.length==0){hk=[];for(var hq=0;hq<bw.text.length;hq++){hk.push(hw.splitLines(bw.text[hq]))}}}else{if(hr.length==hm.ranges.length&&hy.options.pasteLinesPerSelection){hk=cc(hr,function(i){return[i]})}}}var hs=hy.curOp.updateInput;for(var hl=hm.ranges.length-1;hl>=0;hl--){var hz=hm.ranges[hl];var hv=hz.from(),hu=hz.to();if(hz.empty()){if(hn&&hn>0){hv=aa(hv.line,hv.ch-hn)}else{if(hy.state.overwrite&&!ho){hu=aa(hu.line,Math.min(f0(hw,hu.line).text.length,hu.ch+gt(hr).length))}else{if(ho&&bw&&bw.lineWise&&bw.text.join("\n")==hp){hv=hu=aa(hv.line,0)}}}}var ht={from:hv,to:hu,text:hk?hk[hl%hk.length]:hr,origin:hx||(ho?"paste":hy.state.cutIncoming>hA?"cut":"+input")};bq(hy.doc,ht);ak(hy,"inputRead",hy,ht)}if(hp&&!ho){gP(hy,hp)}gs(hy);if(hy.curOp.updateInput<2){hy.curOp.updateInput=hs}hy.curOp.typing=true;hy.state.pasteIncoming=hy.state.cutIncoming=-1}function bk(hl,i){var hk=hl.clipboardData&&hl.clipboardData.getData("Text");if(hk){hl.preventDefault();if(!i.isReadOnly()&&!i.options.disableInput){de(i,function(){return gT(i,hk,0,null,"paste")})}return true}}function gP(hk,hn){if(!hk.options.electricChars||!hk.options.smartIndent){return}var ho=hk.doc.sel;for(var hm=ho.ranges.length-1;hm>=0;hm--){var hq=ho.ranges[hm];if(hq.head.ch>100||(hm&&ho.ranges[hm-1].head.line==hq.head.line)){continue}var hp=hk.getModeAt(hq.head);var hr=false;if(hp.electricChars){for(var hl=0;hl<hp.electricChars.length;hl++){if(hn.indexOf(hp.electricChars.charAt(hl))>-1){hr=ai(hk,hq.head.line,"smart");break}}}else{if(hp.electricInput){if(hp.electricInput.test(f0(hk.doc,hq.head.line).text.slice(0,hq.head.ch))){hr=ai(hk,hq.head.line,"smart")}}}if(hr){ak(hk,"electricInput",hk,hq.head.line)}}}function dN(hk){var hp=[],hm=[];for(var hn=0;hn<hk.doc.sel.ranges.length;hn++){var hl=hk.doc.sel.ranges[hn].head.line;var ho={anchor:aa(hl,0),head:aa(hl+1,0)};hm.push(ho);hp.push(hk.getRange(ho.anchor,ho.head))}return{text:hp,ranges:hm}}function gF(hm,hk,i,hl){hm.setAttribute("autocorrect",!!i);hm.setAttribute("autocapitalize",!!hl);hm.setAttribute("spellcheck",!!hk)}function a7(){var i=g0("textarea",null,null,"position: absolute; bottom: -1em; padding: 0; width: 1px; height: 1em; outline: none");var hk=g0("div",[i],null,"overflow: hidden; position: relative; width: 3px; height: 0px;");if(ds){i.style.width="1000px"}else{i.setAttribute("wrap","off")}if(fM){i.style.border="1px solid black"}gF(i);return hk}function ek(i){var hk=i.optionHandlers;var hl=i.helpers={};i.prototype={constructor:i,focus:function(){window.focus();this.display.input.focus()},setOption:function(ho,hp){var hn=this.options,hm=hn[ho];if(hn[ho]==hp&&ho!="mode"){return}hn[ho]=hp;if(hk.hasOwnProperty(ho)){dt(this,hk[ho])(this,hp,hm)}aM(this,"optionChange",this,ho)},getOption:function(hm){return this.options[hm]},getDoc:function(){return this.doc},addKeyMap:function(hn,hm){this.state.keyMaps[hm?"push":"unshift"](gR(hn))},removeKeyMap:function(hn){var ho=this.state.keyMaps;for(var hm=0;hm<ho.length;++hm){if(ho[hm]==hn||ho[hm].name==hn){ho.splice(hm,1);return true}}},addOverlay:dD(function(hm,hn){var ho=hm.token?hm:i.getMode(this.options,hm);if(ho.startState){throw new Error("Overlays may not be stateful.")}cu(this.state.overlays,{mode:ho,modeSpec:hm,opaque:hn&&hn.opaque,priority:(hn&&hn.priority)||0},function(hp){return hp.priority});this.state.modeGen++;an(this)}),removeOverlay:dD(function(hm){var hq=this;var ho=this.state.overlays;for(var hn=0;hn<ho.length;++hn){var hp=ho[hn].modeSpec;if(hp==hm||typeof hm=="string"&&hp.name==hm){ho.splice(hn,1);hq.state.modeGen++;an(hq);return}}}),indentLine:dD(function(ho,hm,hn){if(typeof hm!="string"&&typeof hm!="number"){if(hm==null){hm=this.options.smartIndent?"smart":"prev"}else{hm=hm?"add":"subtract"}}if(ct(this.doc,ho)){ai(this,ho,hm,hn)}}),indentSelection:dD(function(hv){var hs=this;var hm=this.doc.sel.ranges,hp=-1;for(var hr=0;hr<hm.length;hr++){var hw=hm[hr];if(!hw.empty()){var ht=hw.from(),hu=hw.to();var hn=Math.max(hp,ht.line);hp=Math.min(hs.lastLine(),hu.line-(hu.ch?0:1))+1;for(var hq=hn;hq<hp;++hq){ai(hs,hq,hv)}var ho=hs.doc.sel.ranges;if(ht.ch==0&&hm.length==ho.length&&ho[hr].from().ch>0){e(hs.doc,hr,new eu(ht,ho[hr].to()),af)}}else{if(hw.head.line>hp){ai(hs,hw.head.line,hv,true);hp=hw.head.line;if(hr==hs.doc.sel.primIndex){gs(hs)}}}}}),getTokenAt:function(hn,hm){return cQ(this,hn,hm)},getLineTokens:function(hn,hm){return cQ(this,aa(hn),hm,true)},getTokenTypeAt:function(ht){ht=gy(this.doc,ht);var hp=dB(this,f0(this.doc,ht.line));var hr=0,hs=(hp.length-1)/2,ho=ht.ch;var hn;if(ho==0){hn=hp[2]}else{for(;;){var hm=(hr+hs)>>1;if((hm?hp[hm*2-1]:0)>=ho){hs=hm}else{if(hp[hm*2+1]<ho){hr=hm+1}else{hn=hp[hm*2+2];break}}}}var hq=hn?hn.indexOf("overlay "):-1;return hq<0?hn:hq==0?null:hn.slice(0,hq-1)},getModeAt:function(hn){var hm=this.doc.mode;if(!hm.innerMode){return hm}return i.innerMode(hm,this.getTokenAt(hn).state).mode},getHelper:function(hn,hm){return this.getHelpers(hn,hm)[0]},getHelpers:function(ht,hs){var hq=this;var hv=[];if(!hl.hasOwnProperty(hs)){return hv}var ho=hl[hs],hr=this.getModeAt(ht);if(typeof hr[hs]=="string"){if(ho[hr[hs]]){hv.push(ho[hr[hs]])}}else{if(hr[hs]){for(var hp=0;hp<hr[hs].length;hp++){var hn=ho[hr[hs][hp]];if(hn){hv.push(hn)}}}else{if(hr.helperType&&ho[hr.helperType]){hv.push(ho[hr.helperType])}else{if(ho[hr.name]){hv.push(ho[hr.name])}}}}for(var hm=0;hm<ho._global.length;hm++){var hu=ho._global[hm];if(hu.pred(hr,hq)&&dO(hv,hu.val)==-1){hv.push(hu.val)}}return hv},getStateAfter:function(hn,hm){var ho=this.doc;hn=dx(ho,hn==null?ho.first+ho.size-1:hn);return fH(this,hn+1,hm).state},cursorCoords:function(hp,hn){var ho,hm=this.doc.sel.primary();if(hp==null){ho=hm.head}else{if(typeof hp=="object"){ho=gy(this.doc,hp)}else{ho=hp?hm.from():hm.to()}}return er(this,ho,hn||"page")},charCoords:function(hn,hm){return db(this,gy(this.doc,hn),hm||"page")},coordsChar:function(hm,hn){hm=hf(this,hm,hn||"page");return gG(this,hm.left,hm.top)},lineAtHeight:function(hm,hn){hm=hf(this,{top:hm,left:0},hn||"page").top;return bY(this.doc,hm+this.display.viewOffset)},heightAtLine:function(hn,hr,hq){var hm=false,ho;if(typeof hn=="number"){var hp=this.doc.first+this.doc.size-1;if(hn<this.doc.first){hn=this.doc.first}else{if(hn>hp){hn=hp;hm=true}}ho=f0(this.doc,hn)}else{ho=hn}return fz(this,ho,{top:0,left:0},hr||"page",hq||hm).top+(hm?this.doc.height-b4(ho):0)},defaultTextHeight:function(){return a8(this.display)},defaultCharWidth:function(){return d7(this.display)},getViewport:function(){return{from:this.display.viewFrom,to:this.display.viewTo}},addWidget:function(hr,ho,ht,hp,hv){var hq=this.display;hr=er(this,gy(this.doc,hr));var hs=hr.bottom,hn=hr.left;ho.style.position="absolute";ho.setAttribute("cm-ignore-events","true");this.display.input.setUneditable(ho);hq.sizer.appendChild(ho);if(hp=="over"){hs=hr.top}else{if(hp=="above"||hp=="near"){var hm=Math.max(hq.wrapper.clientHeight,this.doc.height),hu=Math.max(hq.sizer.clientWidth,hq.lineSpace.clientWidth);if((hp=="above"||hr.bottom+ho.offsetHeight>hm)&&hr.top>ho.offsetHeight){hs=hr.top-ho.offsetHeight}else{if(hr.bottom+ho.offsetHeight<=hm){hs=hr.bottom}}if(hn+ho.offsetWidth>hu){hn=hu-ho.offsetWidth}}}ho.style.top=hs+"px";ho.style.left=ho.style.right="";if(hv=="right"){hn=hq.sizer.clientWidth-ho.offsetWidth;ho.style.right="0px"}else{if(hv=="left"){hn=0}else{if(hv=="middle"){hn=(hq.sizer.clientWidth-ho.offsetWidth)/2}}ho.style.left=hn+"px"}if(ht){H(this,{left:hn,top:hs,right:hn+ho.offsetWidth,bottom:hs+ho.offsetHeight})}},triggerOnKeyDown:dD(r),triggerOnKeyPress:dD(cX),triggerOnKeyUp:br,triggerOnMouseDown:dD(e7),execCommand:function(hm){if(fi.hasOwnProperty(hm)){return fi[hm].call(null,this)}},triggerElectric:dD(function(hm){gP(this,hm)}),findPosH:function(ht,hp,hq,hn){var hs=this;var hm=1;if(hp<0){hm=-1;hp=-hp}var hr=gy(this.doc,ht);for(var ho=0;ho<hp;++ho){hr=bM(hs.doc,hr,hm,hq,hn);if(hr.hitSide){break}}return hr},moveH:dD(function(hm,hn){var ho=this;this.extendSelectionsBy(function(hp){if(ho.display.shift||ho.doc.extend||hp.empty()){return bM(ho.doc,hp.head,hm,hn,ho.options.rtlMoveVisually)}else{return hm<0?hp.from():hp.to()}},dn)}),deleteH:dD(function(hm,hn){var ho=this.doc.sel,hp=this.doc;if(ho.somethingSelected()){hp.replaceSelection("",null,"+delete")}else{fI(this,function(hr){var hq=bM(hp,hr.head,hm,hn,false);return hm<0?{from:hq,to:hr.head}:{from:hr.head,to:hq}})}}),findPosV:function(hs,hp,ht,hv){var ho=this;var hm=1,hr=hv;if(hp<0){hm=-1;hp=-hp}var hu=gy(this.doc,hs);for(var hn=0;hn<hp;++hn){var hq=er(ho,hu,"div");if(hr==null){hr=hq.left}else{hq.left=hr}hu=bG(ho,hq,hm,ht);if(hu.hitSide){break}}return hu},moveV:dD(function(hm,ho){var hs=this;var hq=this.doc,hp=[];var hr=!this.display.shift&&!hq.extend&&hq.sel.somethingSelected();hq.extendSelectionsBy(function(ht){if(hr){return hm<0?ht.from():ht.to()}var hv=er(hs,ht.head,"div");if(ht.goalColumn!=null){hv.left=ht.goalColumn}hp.push(hv.left);var hu=bG(hs,hv,hm,ho);if(ho=="page"&&ht==hq.sel.primary()){c8(hs,db(hs,hu,"div").top-hv.top)}return hu},dn);if(hp.length){for(var hn=0;hn<hq.sel.ranges.length;hn++){hq.sel.ranges[hn].goalColumn=hp[hn]}}}),findWordAt:function(ht){var hr=this.doc,hp=f0(hr,ht.line).text;var hs=ht.ch,ho=ht.ch;if(hp){var hq=this.getHelper(ht,"wordChars");if((ht.sticky=="before"||ho==hp.length)&&hs){--hs}else{++ho}var hn=hp.charAt(hs);var hm=c0(hn,hq)?function(hu){return c0(hu,hq)}:/\s/.test(hn)?function(hu){return/\s/.test(hu)}:function(hu){return(!/\s/.test(hu)&&!c0(hu))};while(hs>0&&hm(hp.charAt(hs-1))){--hs}while(ho<hp.length&&hm(hp.charAt(ho))){++ho}}return new eu(aa(ht.line,hs),aa(ht.line,ho))},toggleOverwrite:function(hm){if(hm!=null&&hm==this.state.overwrite){return}if(this.state.overwrite=!this.state.overwrite){gn(this.display.cursorDiv,"CodeMirror-overwrite")}else{h(this.display.cursorDiv,"CodeMirror-overwrite")}aM(this,"overwriteToggle",this,this.state.overwrite)},hasFocus:function(){return this.display.input.getField()==ej()},isReadOnly:function(){return !!(this.options.readOnly||this.doc.cantEdit)},scrollTo:dD(function(hm,hn){fu(this,hm,hn)}),getScrollInfo:function(){var hm=this.display.scroller;return{left:hm.scrollLeft,top:hm.scrollTop,height:hm.scrollHeight-dk(this)-this.display.barHeight,width:hm.scrollWidth-dk(this)-this.display.barWidth,clientHeight:dm(this),clientWidth:dR(this)}},scrollIntoView:dD(function(hn,hm){if(hn==null){hn={from:this.doc.sel.primary().head,to:null};if(hm==null){hm=this.options.cursorScrollMargin}}else{if(typeof hn=="number"){hn={from:aa(hn,0),to:null}}else{if(hn.from==null){hn={from:hn,to:null}}}}if(!hn.to){hn.to=hn.from}hn.margin=hm||0;if(hn.from.line!=null){cy(this,hn)}else{b8(this,hn.from,hn.to,hn.margin)}}),setSize:dD(function(hp,hm){var hq=this;var ho=function(hr){return typeof hr=="number"||/^\d+$/.test(String(hr))?hr+"px":hr};if(hp!=null){this.display.wrapper.style.width=ho(hp)}if(hm!=null){this.display.wrapper.style.height=ho(hm)}if(this.options.lineWrapping){aY(this)}var hn=this.display.viewFrom;this.doc.iter(hn,this.display.viewTo,function(hr){if(hr.widgets){for(var hs=0;hs<hr.widgets.length;hs++){if(hr.widgets[hs].noHScroll){V(hq,hn,"widget");break}}}++hn});this.curOp.forceUpdate=true;aM(this,"refresh",this)}),operation:function(hm){return de(this,hm)},startOperation:function(){return da(this)},endOperation:function(){return au(this)},refresh:dD(function(){var hm=this.display.cachedTextHeight;an(this);this.curOp.forceUpdate=true;ap(this);fu(this,this.doc.scrollLeft,this.doc.scrollTop);dw(this);if(hm==null||Math.abs(hm-a8(this.display))>0.5){ad(this)}aM(this,"refresh",this)}),swapDoc:dD(function(hn){var hm=this.doc;hm.cm=null;eL(this,hn);ap(this);this.display.input.reset();fu(this,hn.scrollLeft,hn.scrollTop);this.curOp.forceScroll=true;ak(this,"swapDoc",this,hm);return hm}),phrase:function(hn){var hm=this.options.phrases;return hm&&Object.prototype.hasOwnProperty.call(hm,hn)?hm[hn]:hn},getInputField:function(){return this.display.input.getField()},getWrapperElement:function(){return this.display.wrapper},getScrollerElement:function(){return this.display.scroller},getGutterElement:function(){return this.display.gutters}};bQ(i);i.registerHelper=function(hn,hm,ho){if(!hl.hasOwnProperty(hn)){hl[hn]=i[hn]={_global:[]}}hl[hn][hm]=ho};i.registerGlobalHelper=function(ho,hn,hm,hp){i.registerHelper(ho,hn,hp);hl[ho]._global.push({pred:hm,val:hp})}}function bM(hv,hu,hm,hw,hk){var hn=hu;var hr=hm;var hq=f0(hv,hu.line);function i(){var hA=hu.line+hm;if(hA<hv.first||hA>=hv.first+hv.size){return false}hu=new aa(hA,hu.ch,hu.sticky);return hq=f0(hv,hA)}function ho(hB){var hA;if(hk){hA=v(hv.cm,hq,hu,hm)}else{hA=ao(hq,hu,hm)}if(hA==null){if(!hB&&i()){hu=fd(hk,hv.cm,hq,hu.line,hm)}else{return false}}else{hu=hA}return true}if(hw=="char"){ho()}else{if(hw=="column"){ho(true)}else{if(hw=="word"||hw=="group"){var ht=null,hy=hw=="group";var hl=hv.cm&&hv.cm.getHelper(hu,"wordChars");for(var hp=true;;hp=false){if(hm<0&&!ho(!hp)){break}var hx=hq.text.charAt(hu.ch)||"\n";var hs=c0(hx,hl)?"w":hy&&hx=="\n"?"n":!hy||/\s/.test(hx)?null:"p";if(hy&&!hp&&!hs){hs="s"}if(ht&&ht!=hs){if(hm<0){hm=1;ho();hu.sticky="after"}break}if(hs){ht=hs}if(hm>0&&!ho(!hp)){break}}}}}var hz=ce(hv,hu,hn,hr,true);if(ab(hn,hz)){hz.hitSide=true}return hz}function bG(hs,hn,hk,hr){var hq=hs.doc,hp=hn.left,ho;if(hr=="page"){var hm=Math.min(hs.display.wrapper.clientHeight,window.innerHeight||document.documentElement.clientHeight);var i=Math.max(hm-0.5*a8(hs.display),3);ho=(hk>0?hn.bottom:hn.top)+hk*i}else{if(hr=="line"){ho=hk>0?hn.bottom+3:hn.top-3}}var hl;for(;;){hl=gG(hs,hp,ho);if(!hl.outside){break}if(hk<0?ho<=0:ho>=hq.height){hl.hitSide=true;break}ho+=hk*5}return hl}var d0=function(i){this.cm=i;this.lastAnchorNode=this.lastAnchorOffset=this.lastFocusNode=this.lastFocusOffset=null;this.polling=new hj();this.composing=null;this.gracePeriod=false;this.readDOMTimeout=null};d0.prototype.init=function(hm){var ho=this;var hl=this,i=hl.cm;var hn=hl.div=hm.lineDiv;gF(hn,i.options.spellcheck,i.options.autocorrect,i.options.autocapitalize);cg(hn,"paste",function(hp){if(a1(i,hp)||bk(hp,i)){return}if(m<=11){setTimeout(dt(i,function(){return ho.updateFromDOM()}),20)}});cg(hn,"compositionstart",function(hp){ho.composing={data:hp.data,done:false}});cg(hn,"compositionupdate",function(hp){if(!ho.composing){ho.composing={data:hp.data,done:false}}});cg(hn,"compositionend",function(hp){if(ho.composing){if(hp.data!=ho.composing.data){ho.readFromDOMSoon()}ho.composing.done=true}});cg(hn,"touchstart",function(){return hl.forceCompositionEnd()});cg(hn,"input",function(){if(!ho.composing){ho.readFromDOMSoon()}});function hk(ht){if(a1(i,ht)){return}if(i.somethingSelected()){dz({lineWise:false,text:i.getSelections()});if(ht.type=="cut"){i.replaceSelection("",null,"cut")}}else{if(!i.options.lineWiseCopyCut){return}else{var hq=dN(i);dz({lineWise:true,text:hq.text});if(ht.type=="cut"){i.operation(function(){i.setSelections(hq.ranges,0,af);i.replaceSelection("",null,"cut")})}}}if(ht.clipboardData){ht.clipboardData.clearData();var hs=bw.text.join("\n");ht.clipboardData.setData("Text",hs);if(ht.clipboardData.getData("Text")==hs){ht.preventDefault();return}}var hr=a7(),hu=hr.firstChild;i.display.lineSpace.insertBefore(hr,i.display.lineSpace.firstChild);hu.value=bw.text.join("\n");var hp=document.activeElement;eg(hu);setTimeout(function(){i.display.lineSpace.removeChild(hr);hp.focus();if(hp==hn){hl.showPrimarySelection()}},50)}cg(hn,"copy",hk);cg(hn,"cut",hk)};d0.prototype.prepareSelection=function(){var i=gw(this.cm,false);i.focus=this.cm.state.focused;return i};d0.prototype.showSelection=function(hk,i){if(!hk||!this.cm.display.view.length){return}if(hk.focus||i){this.showPrimarySelection()}this.showMultipleSelections(hk)};d0.prototype.getSelection=function(){return this.cm.display.wrapper.ownerDocument.getSelection()};d0.prototype.showPrimarySelection=function(){var hm=this.getSelection(),hw=this.cm,hp=hw.doc.sel.primary();var hu=hp.from(),hv=hp.to();if(hw.display.viewTo==hw.display.viewFrom||hu.line>=hw.display.viewTo||hv.line<hw.display.viewFrom){hm.removeAllRanges();return}var hn=aG(hw,hm.anchorNode,hm.anchorOffset);var hr=aG(hw,hm.focusNode,hm.focusOffset);if(hn&&!hn.bad&&hr&&!hr.bad&&cC(az(hn,hr),hu)==0&&cC(bO(hn,hr),hv)==0){return}var ht=hw.display.view;var hl=(hu.line>=hw.display.viewFrom&&cZ(hw,hu))||{node:ht[0].measure.map[2],offset:0};var hq=hv.line<hw.display.viewTo&&cZ(hw,hv);if(!hq){var hk=ht[ht.length-1].measure;var hx=hk.maps?hk.maps[hk.maps.length-1]:hk.map;hq={node:hx[hx.length-1],offset:hx[hx.length-2]-hx[hx.length-3]}}if(!hl||!hq){hm.removeAllRanges();return}var ho=hm.rangeCount&&hm.getRangeAt(0),i;try{i=cL(hl.node,hl.offset,hq.offset,hq.node)}catch(hs){}if(i){if(!cO&&hw.state.focused){hm.collapse(hl.node,hl.offset);if(!i.collapsed){hm.removeAllRanges();hm.addRange(i)}}else{hm.removeAllRanges();hm.addRange(i)}if(ho&&hm.anchorNode==null){hm.addRange(ho)}else{if(cO){this.startGracePeriod()}}}this.rememberSelection()};d0.prototype.startGracePeriod=function(){var i=this;clearTimeout(this.gracePeriod);this.gracePeriod=setTimeout(function(){i.gracePeriod=false;if(i.selectionChanged()){i.cm.operation(function(){return i.cm.curOp.selectionChanged=true})}},20)};d0.prototype.showMultipleSelections=function(i){cb(this.cm.display.cursorDiv,i.cursors);cb(this.cm.display.selectionDiv,i.selection)};d0.prototype.rememberSelection=function(){var i=this.getSelection();this.lastAnchorNode=i.anchorNode;this.lastAnchorOffset=i.anchorOffset;this.lastFocusNode=i.focusNode;this.lastFocusOffset=i.focusOffset};d0.prototype.selectionInEditor=function(){var hk=this.getSelection();if(!hk.rangeCount){return false}var i=hk.getRangeAt(0).commonAncestorContainer;return ha(this.div,i)};d0.prototype.focus=function(){if(this.cm.options.readOnly!="nocursor"){if(!this.selectionInEditor()){this.showSelection(this.prepareSelection(),true)}this.div.focus()}};d0.prototype.blur=function(){this.div.blur()};d0.prototype.getField=function(){return this.div};d0.prototype.supportsTouch=function(){return true};d0.prototype.receivedFocus=function(){var i=this;if(this.selectionInEditor()){this.pollSelection()}else{de(this.cm,function(){return i.cm.curOp.selectionChanged=true})}function hk(){if(i.cm.state.focused){i.pollSelection();i.polling.set(i.cm.options.pollInterval,hk)}}this.polling.set(this.cm.options.pollInterval,hk)};d0.prototype.selectionChanged=function(){var i=this.getSelection();return i.anchorNode!=this.lastAnchorNode||i.anchorOffset!=this.lastAnchorOffset||i.focusNode!=this.lastFocusNode||i.focusOffset!=this.lastFocusOffset};d0.prototype.pollSelection=function(){if(this.readDOMTimeout!=null||this.gracePeriod||!this.selectionChanged()){return}var hm=this.getSelection(),i=this.cm;if(aW&&dI&&this.cm.options.gutters.length&&g1(hm.anchorNode)){this.cm.triggerOnKeyDown({type:"keydown",keyCode:8,preventDefault:Math.abs});this.blur();this.focus();return}if(this.composing){return}this.rememberSelection();var hk=aG(i,hm.anchorNode,hm.anchorOffset);var hl=aG(i,hm.focusNode,hm.focusOffset);if(hk&&hl){de(i,function(){cd(i.doc,fA(hk,hl),af);if(hk.bad||hl.bad){i.curOp.selectionChanged=true}})}};d0.prototype.pollContent=function(){if(this.readDOMTimeout!=null){clearTimeout(this.readDOMTimeout);this.readDOMTimeout=null}var ht=this.cm,hD=ht.display,hB=ht.doc.sel.primary();var hC=hB.from(),hn=hB.to();if(hC.ch==0&&hC.line>ht.firstLine()){hC=aa(hC.line-1,f0(ht.doc,hC.line-1).length)}if(hn.ch==f0(ht.doc,hn.line).text.length&&hn.line<ht.lastLine()){hn=aa(hn.line+1,0)}if(hC.line<hD.viewFrom||hn.line>hD.viewTo-1){return false}var hq,ho,hs;if(hC.line==hD.viewFrom||(hq=dX(ht,hC.line))==0){ho=b5(hD.view[0].line);hs=hD.view[0].node}else{ho=b5(hD.view[hq].line);hs=hD.view[hq-1].node.nextSibling}var hA=dX(ht,hn.line);var hv,hy;if(hA==hD.view.length-1){hv=hD.viewTo-1;hy=hD.lineDiv.lastChild}else{hv=b5(hD.view[hA+1].line)-1;hy=hD.view[hA+1].node.previousSibling}if(!hs){return false}var hE=ht.doc.splitLines(gW(ht,hs,hy,ho,hv));var hx=g2(ht.doc,aa(ho,0),aa(hv,f0(ht.doc,hv).text.length));while(hE.length>1&&hx.length>1){if(gt(hE)==gt(hx)){hE.pop();hx.pop();hv--}else{if(hE[0]==hx[0]){hE.shift();hx.shift();ho++}else{break}}}var hz=0,hl=0;var hu=hE[0],hk=hx[0],i=Math.min(hu.length,hk.length);while(hz<i&&hu.charCodeAt(hz)==hk.charCodeAt(hz)){++hz}var hr=gt(hE),hF=gt(hx);var hm=Math.min(hr.length-(hE.length==1?hz:0),hF.length-(hx.length==1?hz:0));while(hl<hm&&hr.charCodeAt(hr.length-hl-1)==hF.charCodeAt(hF.length-hl-1)){++hl}if(hE.length==1&&hx.length==1&&ho==hC.line){while(hz&&hz>hC.ch&&hr.charCodeAt(hr.length-hl-1)==hF.charCodeAt(hF.length-hl-1)){hz--;hl++}}hE[hE.length-1]=hr.slice(0,hr.length-hl).replace(/^\u200b+/,"");hE[0]=hE[0].slice(hz).replace(/\u200b+$/,"");var hp=aa(ho,hz);var hw=aa(hv,hx.length?gt(hx).length-hl:0);if(hE.length>1||hE[0]||cC(hp,hw)){bb(ht.doc,hE,hp,hw,"+input");return true}};d0.prototype.ensurePolled=function(){this.forceCompositionEnd()};d0.prototype.reset=function(){this.forceCompositionEnd()};d0.prototype.forceCompositionEnd=function(){if(!this.composing){return}clearTimeout(this.readDOMTimeout);this.composing=null;this.updateFromDOM();this.div.blur();this.div.focus()};d0.prototype.readFromDOMSoon=function(){var i=this;if(this.readDOMTimeout!=null){return}this.readDOMTimeout=setTimeout(function(){i.readDOMTimeout=null;if(i.composing){if(i.composing.done){i.composing=null}else{return}}i.updateFromDOM()},80)};d0.prototype.updateFromDOM=function(){var i=this;if(this.cm.isReadOnly()||!this.pollContent()){de(this.cm,function(){return an(i.cm)})}};d0.prototype.setUneditable=function(i){i.contentEditable="false"};d0.prototype.onKeyPress=function(i){if(i.charCode==0||this.composing){return}i.preventDefault();if(!this.cm.isReadOnly()){dt(this.cm,gT)(this.cm,String.fromCharCode(i.charCode==null?i.keyCode:i.charCode),0)}};d0.prototype.readOnlyChanged=function(i){this.div.contentEditable=String(i!="nocursor")};d0.prototype.onContextMenu=function(){};d0.prototype.resetPosition=function(){};d0.prototype.needsContentAttribute=true;function cZ(hp,hn){var ho=fX(hp,hn.line);if(!ho||ho.hidden){return null}var hr=f0(hp.doc,hn.line);var hk=cT(ho,hr,hn.line);var hl=a(hr,hp.doc.direction),hm="left";if(hl){var i=aQ(hl,hn.ch);hm=i%2?"right":"left"}var hq=aT(hk.map,hn.ch,hm);hq.offset=hq.collapse=="right"?hq.end:hq.start;return hq}function g1(hk){for(var i=hk;i;i=i.parentNode){if(/CodeMirror-gutter-wrapper/.test(i.className)){return true}}return false}function e4(hk,i){if(i){hk.bad=true}return hk}function gW(hs,hq,hr,hm,hk){var hu="",hl=false,i=hs.doc.lineSeparator(),hn=false;function ho(hw){return function(hx){return hx.id==hw}}function hv(){if(hl){hu+=i;if(hn){hu+=i}hl=hn=false}}function ht(hw){if(hw){hv();hu+=hw}}function hp(hA){if(hA.nodeType==1){var hx=hA.getAttribute("cm-text");if(hx){ht(hx);return}var hz=hA.getAttribute("cm-marker"),hC;if(hz){var hB=hs.findMarks(aa(hm,0),aa(hk+1,0),ho(+hz));if(hB.length&&(hC=hB[0].find(0))){ht(g2(hs.doc,hC.from,hC.to).join(i))}return}if(hA.getAttribute("contenteditable")=="false"){return}var hw=/^(pre|div|p|li|table|br)$/i.test(hA.nodeName);if(!/^br$/i.test(hA.nodeName)&&hA.textContent.length==0){return}if(hw){hv()}for(var hy=0;hy<hA.childNodes.length;hy++){hp(hA.childNodes[hy])}if(/^(pre|p)$/i.test(hA.nodeName)){hn=true}if(hw){hl=true}}else{if(hA.nodeType==3){ht(hA.nodeValue.replace(/\u200b/g,"").replace(/\u00a0/g," "))}}}for(;;){hp(hq);if(hq==hr){break}hq=hq.nextSibling;hn=false}return hu}function aG(hk,hn,hp){var ho;if(hn==hk.display.lineDiv){ho=hk.display.lineDiv.childNodes[hp];if(!ho){return e4(hk.clipPos(aa(hk.display.viewTo-1)),true)}hn=null;hp=0}else{for(ho=hn;;ho=ho.parentNode){if(!ho||ho==hk.display.lineDiv){return null}if(ho.parentNode&&ho.parentNode==hk.display.lineDiv){break}}}for(var hm=0;hm<hk.display.view.length;hm++){var hl=hk.display.view[hm];if(hl.node==ho){return ag(hl,hn,hp)}}}function ag(hs,ho,hq){var hl=hs.text.firstChild,hn=false;if(!ho||!ha(hl,ho)){return e4(aa(b5(hs.line),0),true)}if(ho==hl){hn=true;ho=hl.childNodes[hq];hq=0;if(!ho){var hy=hs.rest?gt(hs.rest):hs.line;return e4(aa(b5(hy),hy.text.length),hn)}}var hp=ho.nodeType==3?ho:null,hw=ho;if(!hp&&ho.childNodes.length==1&&ho.firstChild.nodeType==3){hp=ho.firstChild;if(hq){hq=hp.nodeValue.length}}while(hw.parentNode!=hl){hw=hw.parentNode}var hk=hs.measure,hu=hk.maps;function hr(hA,hF,hC){for(var hE=-1;hE<(hu?hu.length:0);hE++){var hG=hE<0?hk.map:hu[hE];for(var hD=0;hD<hG.length;hD+=3){var hB=hG[hD+2];if(hB==hA||hB==hF){var hH=b5(hE<0?hs.line:hs.rest[hE]);var hz=hG[hD]+hC;if(hC<0||hB!=hA){hz=hG[hD+(hC?1:0)]}return aa(hH,hz)}}}}var hx=hr(hp,hw,hq);if(hx){return e4(hx,hn)}for(var i=hw.nextSibling,ht=hp?hp.nodeValue.length-hq:0;i;i=i.nextSibling){hx=hr(i,i.firstChild,0);if(hx){return e4(aa(hx.line,hx.ch-ht),hn)}else{ht+=i.textContent.length}}for(var hv=hw.previousSibling,hm=hq;hv;hv=hv.previousSibling){hx=hr(hv,hv.firstChild,-1);if(hx){return e4(aa(hx.line,hx.ch+hm),hn)}else{hm+=hv.textContent.length}}}var ac=function(i){this.cm=i;this.prevInput="";this.pollingFast=false;this.polling=new hj();this.hasSelection=false;this.composing=null};ac.prototype.init=function(hl){var ho=this;var hk=this,i=this.cm;this.createField(hl);var hm=this.textarea;hl.wrapper.insertBefore(this.wrapper,hl.wrapper.firstChild);if(fM){hm.style.width="0px"}cg(hm,"input",function(){if(ef&&m>=9&&ho.hasSelection){ho.hasSelection=null}hk.poll()});cg(hm,"paste",function(hp){if(a1(i,hp)||bk(hp,i)){return}i.state.pasteIncoming=+new Date;hk.fastPoll()});function hn(hq){if(a1(i,hq)){return}if(i.somethingSelected()){dz({lineWise:false,text:i.getSelections()})}else{if(!i.options.lineWiseCopyCut){return}else{var hp=dN(i);dz({lineWise:true,text:hp.text});if(hq.type=="cut"){i.setSelections(hp.ranges,null,af)}else{hk.prevInput="";hm.value=hp.text.join("\n");eg(hm)}}}if(hq.type=="cut"){i.state.cutIncoming=+new Date}}cg(hm,"cut",hn);cg(hm,"copy",hn);cg(hl.scroller,"paste",function(hq){if(bl(hl,hq)||a1(i,hq)){return}if(!hm.dispatchEvent){i.state.pasteIncoming=+new Date;hk.focus();return}var hp=new Event("paste");hp.clipboardData=hq.clipboardData;hm.dispatchEvent(hp)});cg(hl.lineSpace,"selectstart",function(hp){if(!bl(hl,hp)){c6(hp)}});cg(hm,"compositionstart",function(){var hp=i.getCursor("from");if(hk.composing){hk.composing.range.clear()}hk.composing={start:hp,range:i.markText(hp,i.getCursor("to"),{className:"CodeMirror-composing"})}});cg(hm,"compositionend",function(){if(hk.composing){hk.poll();hk.composing.range.clear();hk.composing=null}})};ac.prototype.createField=function(i){this.wrapper=a7();this.textarea=this.wrapper.firstChild};ac.prototype.prepareSelection=function(){var hk=this.cm,ho=hk.display,hn=hk.doc;var i=gw(hk);if(hk.options.moveInputWithCursor){var hp=er(hk,hn.sel.primary().head,"div");var hl=ho.wrapper.getBoundingClientRect(),hm=ho.lineDiv.getBoundingClientRect();i.teTop=Math.max(0,Math.min(ho.wrapper.clientHeight-10,hp.top+hm.top-hl.top));i.teLeft=Math.max(0,Math.min(ho.wrapper.clientWidth-10,hp.left+hm.left-hl.left))}return i};ac.prototype.showSelection=function(hl){var i=this.cm,hk=i.display;cb(hk.cursorDiv,hl.cursors);cb(hk.selectionDiv,hl.selection);if(hl.teTop!=null){this.wrapper.style.top=hl.teTop+"px";this.wrapper.style.left=hl.teLeft+"px"}};ac.prototype.reset=function(hk){if(this.contextMenuPending||this.composing){return}var i=this.cm;if(i.somethingSelected()){this.prevInput="";var hl=i.getSelection();this.textarea.value=hl;if(i.state.focused){eg(this.textarea)}if(ef&&m>=9){this.hasSelection=hl}}else{if(!hk){this.prevInput=this.textarea.value="";if(ef&&m>=9){this.hasSelection=null}}}};ac.prototype.getField=function(){return this.textarea};ac.prototype.supportsTouch=function(){return false};ac.prototype.focus=function(){if(this.cm.options.readOnly!="nocursor"&&(!eQ||ej()!=this.textarea)){try{this.textarea.focus()}catch(i){}}};ac.prototype.blur=function(){this.textarea.blur()};ac.prototype.resetPosition=function(){this.wrapper.style.top=this.wrapper.style.left=0};ac.prototype.receivedFocus=function(){this.slowPoll()};ac.prototype.slowPoll=function(){var i=this;if(this.pollingFast){return}this.polling.set(this.cm.options.pollInterval,function(){i.poll();if(i.cm.state.focused){i.slowPoll()}})};ac.prototype.fastPoll=function(){var hk=false,i=this;i.pollingFast=true;function hl(){var hm=i.poll();if(!hm&&!hk){hk=true;i.polling.set(60,hl)}else{i.pollingFast=false;i.slowPoll()}}i.polling.set(20,hl)};ac.prototype.poll=function(){var hq=this;var i=this.cm,hl=this.textarea,hm=this.prevInput;if(this.contextMenuPending||!i.state.focused||(bI(hl)&&!hm&&!this.composing)||i.isReadOnly()||i.options.disableInput||i.state.keySeq){return false}var ho=hl.value;if(ho==hm&&!i.somethingSelected()){return false}if(ef&&m>=9&&this.hasSelection===ho||cr&&/[\uf700-\uf7ff]/.test(ho)){i.display.input.reset();return false}if(i.doc.sel==i.display.selForContextMenu){var hn=ho.charCodeAt(0);if(hn==8203&&!hm){hm="\u200b"}if(hn==8666){this.reset();return this.cm.execCommand("undo")}}var hp=0,hk=Math.min(hm.length,ho.length);while(hp<hk&&hm.charCodeAt(hp)==ho.charCodeAt(hp)){++hp}de(i,function(){gT(i,ho.slice(hp),hm.length-hp,null,hq.composing?"*compose":null);if(ho.length>1000||ho.indexOf("\n")>-1){hl.value=hq.prevInput=""}else{hq.prevInput=ho}if(hq.composing){hq.composing.range.clear();hq.composing.range=i.markText(hq.composing.start,i.getCursor("to"),{className:"CodeMirror-composing"})}});return true};ac.prototype.ensurePolled=function(){if(this.pollingFast&&this.poll()){this.pollingFast=false}};ac.prototype.onKeyPress=function(){if(ef&&m>=9){this.hasSelection=null}this.fastPoll()};ac.prototype.onContextMenu=function(ho){var 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hA=hw.splitSpaces?c6(hq,hw.trailingSpace):hq;var i=hw.cm.state.specialChars,hk=false;var hz;if(!i.test(hq)){hw.col+=hq.length;hz=document.createTextNode(hA);hw.map.push(hw.pos,hw.pos+hq.length,hz);if(ef&&n<9){hk=true}hw.pos+=hq.length}else{hz=document.createDocumentFragment();var hm=0;while(true){i.lastIndex=hm;var hx=i.exec(hq);var hD=hx?hx.index-hm:hq.length-hm;if(hD){var hs=document.createTextNode(hA.slice(hm,hm+hD));if(ef&&n<9){hz.appendChild(g0("span",[hs]))}else{hz.appendChild(hs)}hw.map.push(hw.pos,hw.pos+hD,hs);hw.col+=hD;hw.pos+=hD}if(!hx){break}hm+=hD+1;var hC=(void 0);if(hx[0]=="\t"){var hu=hw.cm.options.tabSize,hr=hu-hw.col%hu;hC=hz.appendChild(g0("span",cQ(hr),"cm-tab"));hC.setAttribute("role","presentation");hC.setAttribute("cm-text","\t");hw.col+=hr}else{if(hx[0]=="\r"||hx[0]=="\n"){hC=hz.appendChild(g0("span",hx[0]=="\r"?"\u240d":"\u2424","cm-invalidchar"));hC.setAttribute("cm-text",hx[0]);hw.col+=1}else{hC=hw.cm.options.specialCharPlaceholder(hx[0]);hC.setAttribute("cm-text",hx[0]);if(ef&&n<9){hz.appendChild(g0("span",[hC]))}else{hz.appendChild(hC)}hw.col+=1}}hw.map.push(hw.pos,hw.pos+1,hC);hw.pos++}}hw.trailingSpace=hA.charCodeAt(hq.length-1)==32;if(hB||hy||ht||hk||hp){var hl=hB||"";if(hy){hl+=hy}if(ht){hl+=ht}var hn=g0("span",[hz],hl,hp);if(ho){for(var hv in ho){if(ho.hasOwnProperty(hv)&&hv!="style"&&hv!="class"){hn.setAttribute(hv,ho[hv])}}}return hw.content.appendChild(hn)}hw.content.appendChild(hz)}function c6(hp,ho){if(hp.length>1&&!/  /.test(hp)){return hp}var hl=ho,hk="";for(var hm=0;hm<hp.length;hm++){var hn=hp.charAt(hm);if(hn==" 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aQ;function a9(hm){if(hm.cachedTextHeight!=null){return hm.cachedTextHeight}if(aQ==null){aQ=g0("pre");for(var hl=0;hl<49;++hl){aQ.appendChild(document.createTextNode("x"));aQ.appendChild(g0("br"))}aQ.appendChild(document.createTextNode("x"))}cd(hm.measure,aQ);var hk=aQ.offsetHeight/50;if(hk>3){hm.cachedTextHeight=hk}eA(hm.measure);return hk||1}function d7(hn){if(hn.cachedCharWidth!=null){return hn.cachedCharWidth}var i=g0("span","xxxxxxxxxx");var hm=g0("pre",[i]);cd(hn.measure,hm);var hl=i.getBoundingClientRect(),hk=(hl.right-hl.left)/10;if(hk>2){hn.cachedCharWidth=hk}return hk||10}function fY(hk){var hp=hk.display,hn={},hm={};var ho=hp.gutters.clientLeft;for(var hr=hp.gutters.firstChild,hl=0;hr;hr=hr.nextSibling,++hl){var hq=hk.display.gutterSpecs[hl].className;hn[hq]=hr.offsetLeft+hr.clientLeft+ho;hm[hq]=hr.clientWidth}return{fixedPos:ev(hp),gutterTotalWidth:hp.gutters.offsetWidth,gutterLeft:hn,gutterWidth:hm,wrapperWidth:hp.wrapper.clientWidth}}function ev(i){return i.scroller.getBoundingClientRect().left-i.sizer.getBoundingClientRect().left}function bq(i){var hl=a9(i.display),hk=i.options.lineWrapping;var hm=hk&&Math.max(5,i.display.scroller.clientWidth/d7(i.display)-3);return function(ho){if(gg(i.doc,ho)){return 0}var hn=0;if(ho.widgets){for(var hp=0;hp<ho.widgets.length;hp++){if(ho.widgets[hp].height){hn+=ho.widgets[hp].height}}}if(hk){return hn+(Math.ceil(ho.text.length/hm)||1)*hl}else{return hn+hl}}}function ae(i){var hl=i.doc,hk=bq(i);hl.iter(function(hm){var hn=hk(hm);if(hn!=hm.height){g5(hm,hn)}})}function cO(hs,hn,hk,hl){var ho=hs.display;if(!hk&&Q(hn).getAttribute("cm-not-content")=="true"){return null}var hr,hp,i=ho.lineSpace.getBoundingClientRect();try{hr=hn.clientX-i.left;hp=hn.clientY-i.top}catch(hn){return null}var hq=gG(hs,hr,hp),ht;if(hl&&hq.xRel==1&&(ht=f0(hs.doc,hq.line).text).length==hq.ch){var hm=cc(ht,ht.length,hs.options.tabSize)-ht.length;hq=ab(hq.line,Math.max(0,Math.round((hr-fQ(hs.display).left)/d7(hs.display))-hm))}return hq}function dY(hk,hn){if(hn>=hk.display.viewTo){return null}hn-=hk.display.viewFrom;if(hn<0){return null}var hl=hk.display.view;for(var hm=0;hm<hl.length;hm++){hn-=hl[hm].size;if(hn<0){return hm}}}function ao(hr,hp,hq,hs){if(hp==null){hp=hr.doc.first}if(hq==null){hq=hr.doc.first+hr.doc.size}if(!hs){hs=0}var hm=hr.display;if(hs&&hq<hm.viewTo&&(hm.updateLineNumbers==null||hm.updateLineNumbers>hp)){hm.updateLineNumbers=hp}hr.curOp.viewChanged=true;if(hp>=hm.viewTo){if(bj&&a7(hr.doc,hp)<hm.viewTo){fa(hr)}}else{if(hq<=hm.viewFrom){if(bj&&eC(hr.doc,hq+hs)>hm.viewFrom){fa(hr)}else{hm.viewFrom+=hs;hm.viewTo+=hs}}else{if(hp<=hm.viewFrom&&hq>=hm.viewTo){fa(hr)}else{if(hp<=hm.viewFrom){var ho=dL(hr,hq,hq+hs,1);if(ho){hm.view=hm.view.slice(ho.index);hm.viewFrom=ho.lineN;hm.viewTo+=hs}else{fa(hr)}}else{if(hq>=hm.viewTo){var hk=dL(hr,hp,hp,-1);if(hk){hm.view=hm.view.slice(0,hk.index);hm.viewTo=hk.lineN}else{fa(hr)}}else{var hn=dL(hr,hp,hp,-1);var hl=dL(hr,hq,hq+hs,1);if(hn&&hl){hm.view=hm.view.slice(0,hn.index).concat(fF(hr,hn.lineN,hl.lineN)).concat(hm.view.slice(hl.index));hm.viewTo+=hs}else{fa(hr)}}}}}}var i=hm.externalMeasured;if(i){if(hq<i.lineN){i.lineN+=hs}else{if(hp<i.lineN+i.size){hm.externalMeasured=null}}}}function W(hk,hl,ho){hk.curOp.viewChanged=true;var hp=hk.display,hn=hk.display.externalMeasured;if(hn&&hl>=hn.lineN&&hl<hn.lineN+hn.size){hp.externalMeasured=null}if(hl<hp.viewFrom||hl>=hp.viewTo){return}var hm=hp.view[dY(hk,hl)];if(hm.node==null){return}var i=hm.changes||(hm.changes=[]);if(dP(i,ho)==-1){i.push(ho)}}function fa(i){i.display.viewFrom=i.display.viewTo=i.doc.first;i.display.view=[];i.display.viewOffset=0}function dL(hs,hm,ho,hl){var hp=dY(hs,hm),hr,hq=hs.display.view;if(!bj||ho==hs.doc.first+hs.doc.size){return{index:hp,lineN:ho}}var hk=hs.display.viewFrom;for(var hn=0;hn<hp;hn++){hk+=hq[hn].size}if(hk!=hm){if(hl>0){if(hp==hq.length-1){return null}hr=(hk+hq[hp].size)-hm;hp++}else{hr=hk-hm}hm+=hr;ho+=hr}while(a7(hs.doc,ho)!=ho){if(hp==(hl<0?0:hq.length-1)){return null}ho+=hl*hq[hp-(hl<0?1:0)].size;hp+=hl}return{index:hp,lineN:ho}}function dk(i,hn,hm){var hl=i.display,hk=hl.view;if(hk.length==0||hn>=hl.viewTo||hm<=hl.viewFrom){hl.view=fF(i,hn,hm);hl.viewFrom=hn}else{if(hl.viewFrom>hn){hl.view=fF(i,hn,hl.viewFrom).concat(hl.view)}else{if(hl.viewFrom<hn){hl.view=hl.view.slice(dY(i,hn))}}hl.viewFrom=hn;if(hl.viewTo<hm){hl.view=hl.view.concat(fF(i,hl.viewTo,hm))}else{if(hl.viewTo>hm){hl.view=hl.view.slice(0,dY(i,hm))}}}hl.viewTo=hm}function dI(hk){var hl=hk.display.view,ho=0;for(var hn=0;hn<hl.length;hn++){var hm=hl[hn];if(!hm.hidden&&(!hm.node||hm.changes)){++ho}}return ho}function bV(i){i.display.input.showSelection(i.display.input.prepareSelection())}function gw(hq,hk){if(hk===void 0){hk=true}var hp=hq.doc,hs={};var ho=hs.cursors=document.createDocumentFragment();var hl=hs.selection=document.createDocumentFragment();for(var hn=0;hn<hp.sel.ranges.length;hn++){if(!hk&&hn==hp.sel.primIndex){continue}var hr=hp.sel.ranges[hn];if(hr.from().line>=hq.display.viewTo||hr.to().line<hq.display.viewFrom){continue}var hm=hr.empty();if(hm||hq.options.showCursorWhenSelecting){D(hq,hr.head,ho)}if(!hm){bW(hq,hr,hl)}}return hs}function D(i,hm,hl){var ho=er(i,hm,"div",null,null,!i.options.singleCursorHeightPerLine);var hn=hl.appendChild(g0("div","\u00a0","CodeMirror-cursor"));hn.style.left=ho.left+"px";hn.style.top=ho.top+"px";hn.style.height=Math.max(0,ho.bottom-ho.top)*i.options.cursorHeight+"px";if(ho.other){var hk=hl.appendChild(g0("div","\u00a0","CodeMirror-cursor CodeMirror-secondarycursor"));hk.style.display="";hk.style.left=ho.other.left+"px";hk.style.top=ho.other.top+"px";hk.style.height=(ho.other.bottom-ho.other.top)*0.85+"px"}}function gQ(hk,i){return hk.top-i.top||hk.left-i.left}function bW(hp,ho,hq){var hx=hp.display,hB=hp.doc;var i=document.createDocumentFragment();var hu=fQ(hp.display),hm=hu.left;var hy=Math.max(hx.sizerWidth,dS(hp)-hx.sizer.offsetLeft)-hu.right;var hn=hB.direction=="ltr";function hv(hF,hE,hD,hC){if(hE<0){hE=0}hE=Math.round(hE);hC=Math.round(hC);i.appendChild(g0("div",null,"CodeMirror-selected",("position: absolute; left: "+hF+"px;\n                             top: "+hE+"px; width: "+(hD==null?hy-hF:hD)+"px;\n                             height: "+(hC-hE)+"px")))}function hk(hL,hD,hK){var hH=f0(hB,hL);var hI=hH.text.length;var hC,hG;function hJ(hN,hM){return dc(hp,ab(hL,hN),"div",hH,hM)}function hE(hR,hM,hN){var hP=bA(hp,hH,null,hR);var hQ=(hM=="ltr")==(hN=="after")?"left":"right";var hO=hN=="after"?hP.begin:hP.end-(/\s/.test(hH.text.charAt(hP.end-1))?2:1);return hJ(hO,hQ)[hQ]}var hF=a(hH,hB.direction);eE(hF,hD||0,hK==null?hI:hK,function(hX,hM,hS,h0){var h3=hS=="ltr";var hY=hJ(hX,h3?"left":"right");var hW=hJ(hM-1,h3?"right":"left");var h2=hD==null&&hX==0,hZ=hK==null&&hM==hI;var hO=h0==0,hQ=!hF||h0==hF.length-1;if(hW.top-hY.top<=3){var hP=(hn?h2:hZ)&&hO;var hR=(hn?hZ:h2)&&hQ;var hN=hP?hm:(h3?hY:hW).left;var h4=hR?hy:(h3?hW:hY).right;hv(hN,hY.top,h4-hN,hY.bottom)}else{var hU,hT,h1,hV;if(h3){hU=hn&&h2&&hO?hm:hY.left;hT=hn?hy:hE(hX,hS,"before");h1=hn?hm:hE(hM,hS,"after");hV=hn&&hZ&&hQ?hy:hW.right}else{hU=!hn?hm:hE(hX,hS,"before");hT=!hn&&h2&&hO?hy:hY.right;h1=!hn&&hZ&&hQ?hm:hW.left;hV=!hn?hy:hE(hM,hS,"after")}hv(hU,hY.top,hT-hU,hY.bottom);if(hY.bottom<hW.top){hv(hm,hY.bottom,null,hW.top)}hv(h1,hW.top,hV-h1,hW.bottom)}if(!hC||gQ(hY,hC)<0){hC=hY}if(gQ(hW,hC)<0){hC=hW}if(!hG||gQ(hY,hG)<0){hG=hY}if(gQ(hW,hG)<0){hG=hW}});return{start:hC,end:hG}}var hA=ho.from(),hz=ho.to();if(hA.line==hz.line){hk(hA.line,hA.ch,hz.ch)}else{var hl=f0(hB,hA.line),hs=f0(hB,hz.line);var hr=A(hl)==A(hs);var ht=hk(hA.line,hA.ch,hr?hl.text.length+1:null).end;var hw=hk(hz.line,hr?0:null,hz.ch).start;if(hr){if(ht.top<hw.top-2){hv(ht.right,ht.top,null,ht.bottom);hv(hm,hw.top,hw.left,hw.bottom)}else{hv(ht.right,ht.top,hw.left-ht.right,ht.bottom)}}if(ht.bottom<hw.top){hv(hm,ht.bottom,null,hw.top)}}hq.appendChild(i)}function r(i){if(!i.state.focused){return}var hl=i.display;clearInterval(hl.blinker);var hk=true;hl.cursorDiv.style.visibility="";if(i.options.cursorBlinkRate>0){hl.blinker=setInterval(function(){return hl.cursorDiv.style.visibility=(hk=!hk)?"":"hidden"},i.options.cursorBlinkRate)}else{if(i.options.cursorBlinkRate<0){hl.cursorDiv.style.visibility="hidden"}}}function u(i){if(!i.state.focused){i.display.input.focus();c2(i)}}function ar(i){i.state.delayingBlurEvent=true;setTimeout(function(){if(i.state.delayingBlurEvent){i.state.delayingBlurEvent=false;a6(i)}},100)}function c2(i,hk){if(i.state.delayingBlurEvent){i.state.delayingBlurEvent=false}if(i.options.readOnly=="nocursor"){return}if(!i.state.focused){aN(i,"focus",i,hk);i.state.focused=true;gn(i.display.wrapper,"CodeMirror-focused");if(!i.curOp&&i.display.selForContextMenu!=i.doc.sel){i.display.input.reset();if(dt){setTimeout(function(){return i.display.input.reset(true)},20)}}i.display.input.receivedFocus()}r(i)}function a6(i,hk){if(i.state.delayingBlurEvent){return}if(i.state.focused){aN(i,"blur",i,hk);i.state.focused=false;h(i.display.wrapper,"CodeMirror-focused")}clearInterval(i.display.blinker);setTimeout(function(){if(!i.state.focused){i.display.shift=false}},150)}function bl(hu){var hs=hu.display;var hm=hs.lineDiv.offsetTop;for(var hn=0;hn<hs.view.length;hn++){var hv=hs.view[hn],hp=hu.options.lineWrapping;var hw=(void 0),hk=0;if(hv.hidden){continue}if(ef&&n<8){var hr=hv.node.offsetTop+hv.node.offsetHeight;hw=hr-hm;hm=hr}else{var ho=hv.node.getBoundingClientRect();hw=ho.bottom-ho.top;if(!hp&&hv.text.firstChild){hk=hv.text.firstChild.getBoundingClientRect().right-ho.left-1}}var ht=hv.line.height-hw;if(ht>0.005||ht<-0.005){g5(hv.line,hw);cx(hv.line);if(hv.rest){for(var hl=0;hl<hv.rest.length;hl++){cx(hv.rest[hl])}}}if(hk>hu.display.sizerWidth){var hq=Math.ceil(hk/d7(hu.display));if(hq>hu.display.maxLineLength){hu.display.maxLineLength=hq;hu.display.maxLine=hv.line;hu.display.maxLineChanged=true}}}}function cx(hl){if(hl.widgets){for(var hm=0;hm<hl.widgets.length;++hm){var hk=hl.widgets[hm],hn=hk.node.parentNode;if(hn){hk.height=hn.offsetHeight}}}}function cs(hm,hq,hl){var hn=hl&&hl.top!=null?Math.max(0,hl.top):hm.scroller.scrollTop;hn=Math.floor(hn-fU(hm));var i=hl&&hl.bottom!=null?hl.bottom:hn+hm.wrapper.clientHeight;var ho=b0(hq,hn),hp=b0(hq,i);if(hl&&hl.ensure){var hk=hl.ensure.from.line,hr=hl.ensure.to.line;if(hk<ho){ho=hk;hp=b0(hq,b6(f0(hq,hk))+hm.wrapper.clientHeight)}else{if(Math.min(hr,hq.lastLine())>=hp){ho=b0(hq,b6(f0(hq,hr))-hm.wrapper.clientHeight);hp=hr}}}return{from:ho,to:Math.max(hp,ho+1)}}function eF(hk,hm){if(a2(hk,"scrollCursorIntoView")){return}var ho=hk.display,hl=ho.sizer.getBoundingClientRect(),i=null;if(hm.top+hl.top<0){i=true}else{if(hm.bottom+hl.top>(window.innerHeight||document.documentElement.clientHeight)){i=false}}if(i!=null&&!ge){var hn=g0("div","\u200b",null,("position: absolute;\n                         top: "+(hm.top-ho.viewOffset-fU(hk.display))+"px;\n                         height: "+(hm.bottom-hm.top+dl(hk)+ho.barHeight)+"px;\n                         left: "+(hm.left)+"px; width: "+(Math.max(2,hm.right-hm.left))+"px;"));hk.display.lineSpace.appendChild(hn);hn.scrollIntoView(i);hk.display.lineSpace.removeChild(hn)}}function H(hu,hr,hn,hm){if(hm==null){hm=0}var hs;if(!hu.options.lineWrapping&&hr==hn){hr=hr.ch?ab(hr.line,hr.sticky=="before"?hr.ch-1:hr.ch,"after"):hr;hn=hr.sticky=="before"?ab(hr.line,hr.ch+1,"before"):hr}for(var ho=0;ho<5;ho++){var hp=false;var ht=er(hu,hr);var i=!hn||hn==hr?ht:er(hu,hn);hs={left:Math.min(ht.left,i.left),top:Math.min(ht.top,i.top)-hm,right:Math.max(ht.left,i.left),bottom:Math.max(ht.bottom,i.bottom)+hm};var hl=M(hu,hs);var hq=hu.doc.scrollTop,hk=hu.doc.scrollLeft;if(hl.scrollTop!=null){C(hu,hl.scrollTop);if(Math.abs(hu.doc.scrollTop-hq)>1){hp=true}}if(hl.scrollLeft!=null){bX(hu,hl.scrollLeft);if(Math.abs(hu.doc.scrollLeft-hk)>1){hp=true}}if(!hp){break}}return hs}function I(i,hk){var hl=M(i,hk);if(hl.scrollTop!=null){C(i,hl.scrollTop)}if(hl.scrollLeft!=null){bX(i,hl.scrollLeft)}}function M(hs,hr){var hp=hs.display,hn=a9(hs.display);if(hr.top<0){hr.top=0}var hl=hs.curOp&&hs.curOp.scrollTop!=null?hs.curOp.scrollTop:hp.scroller.scrollTop;var hu=dn(hs),hw={};if(hr.bottom-hr.top>hu){hr.bottom=hr.top+hu}var hk=hs.doc.height+b1(hp);var i=hr.top<hn,ho=hr.bottom>hk-hn;if(hr.top<hl){hw.scrollTop=i?0:hr.top}else{if(hr.bottom>hl+hu){var hq=Math.min(hr.top,(ho?hk:hr.bottom)-hu);if(hq!=hl){hw.scrollTop=hq}}}var hv=hs.curOp&&hs.curOp.scrollLeft!=null?hs.curOp.scrollLeft:hp.scroller.scrollLeft;var ht=dS(hs)-(hs.options.fixedGutter?hp.gutters.offsetWidth:0);var hm=hr.right-hr.left>ht;if(hm){hr.right=hr.left+ht}if(hr.left<10){hw.scrollLeft=0}else{if(hr.left<hv){hw.scrollLeft=Math.max(0,hr.left-(hm?0:10))}else{if(hr.right>ht+hv-3){hw.scrollLeft=hr.right+(hm?0:10)-ht}}}return hw}function c9(i,hk){if(hk==null){return}gp(i);i.curOp.scrollTop=(i.curOp.scrollTop==null?i.doc.scrollTop:i.curOp.scrollTop)+hk}function gs(i){gp(i);var hk=i.getCursor();i.curOp.scrollToPos={from:hk,to:hk,margin:i.options.cursorScrollMargin}}function fu(hk,i,hl){if(i!=null||hl!=null){gp(hk)}if(i!=null){hk.curOp.scrollLeft=i}if(hl!=null){hk.curOp.scrollTop=hl}}function cA(i,hk){gp(i);i.curOp.scrollToPos=hk}function gp(i){var hk=i.curOp.scrollToPos;if(hk){i.curOp.scrollToPos=null;var hm=eb(i,hk.from),hl=eb(i,hk.to);ca(i,hm,hl,hk.margin)}}function ca(i,hn,hm,hl){var hk=M(i,{left:Math.min(hn.left,hm.left),top:Math.min(hn.top,hm.top)-hl,right:Math.max(hn.right,hm.right),bottom:Math.max(hn.bottom,hm.bottom)+hl});fu(i,hk.scrollLeft,hk.scrollTop)}function C(i,hk){if(Math.abs(i.doc.scrollTop-hk)<2){return}if(!cP){eq(i,{top:hk})}T(i,hk,true);if(cP){eq(i)}eO(i,100)}function T(i,hl,hk){hl=Math.min(i.display.scroller.scrollHeight-i.display.scroller.clientHeight,hl);if(i.display.scroller.scrollTop==hl&&!hk){return}i.doc.scrollTop=hl;i.display.scrollbars.setScrollTop(hl);if(i.display.scroller.scrollTop!=hl){i.display.scroller.scrollTop=hl}}function bX(i,hm,hl,hk){hm=Math.min(hm,i.display.scroller.scrollWidth-i.display.scroller.clientWidth);if((hl?hm==i.doc.scrollLeft:Math.abs(i.doc.scrollLeft-hm)<2)&&!hk){return}i.doc.scrollLeft=hm;fk(i);if(i.display.scroller.scrollLeft!=hm){i.display.scroller.scrollLeft=hm}i.display.scrollbars.setScrollLeft(hm)}function d5(i){var hm=i.display,hl=hm.gutters.offsetWidth;var hk=Math.round(i.doc.height+b1(i.display));return{clientHeight:hm.scroller.clientHeight,viewHeight:hm.wrapper.clientHeight,scrollWidth:hm.scroller.scrollWidth,clientWidth:hm.scroller.clientWidth,viewWidth:hm.wrapper.clientWidth,barLeft:i.options.fixedGutter?hl:0,docHeight:hk,scrollHeight:hk+dl(i)+hm.barHeight,nativeBarWidth:hm.nativeBarWidth,gutterWidth:hl}}var dR=function(hl,hk,i){this.cm=i;var hm=this.vert=g0("div",[g0("div",null,null,"min-width: 1px")],"CodeMirror-vscrollbar");var hn=this.horiz=g0("div",[g0("div",null,null,"height: 100%; min-height: 1px")],"CodeMirror-hscrollbar");hm.tabIndex=hn.tabIndex=-1;hl(hm);hl(hn);ci(hm,"scroll",function(){if(hm.clientHeight){hk(hm.scrollTop,"vertical")}});ci(hn,"scroll",function(){if(hn.clientWidth){hk(hn.scrollLeft,"horizontal")}});this.checkedZeroWidth=false;if(ef&&n<8){this.horiz.style.minHeight=this.vert.style.minWidth="18px"}};dR.prototype.update=function(hm){var hn=hm.scrollWidth>hm.clientWidth+1;var hl=hm.scrollHeight>hm.clientHeight+1;var ho=hm.nativeBarWidth;if(hl){this.vert.style.display="block";this.vert.style.bottom=hn?ho+"px":"0";var hk=hm.viewHeight-(hn?ho:0);this.vert.firstChild.style.height=Math.max(0,hm.scrollHeight-hm.clientHeight+hk)+"px"}else{this.vert.style.display="";this.vert.firstChild.style.height="0"}if(hn){this.horiz.style.display="block";this.horiz.style.right=hl?ho+"px":"0";this.horiz.style.left=hm.barLeft+"px";var i=hm.viewWidth-hm.barLeft-(hl?ho:0);this.horiz.firstChild.style.width=Math.max(0,hm.scrollWidth-hm.clientWidth+i)+"px"}else{this.horiz.style.display="";this.horiz.firstChild.style.width="0"}if(!this.checkedZeroWidth&&hm.clientHeight>0){if(ho==0){this.zeroWidthHack()}this.checkedZeroWidth=true}return{right:hl?ho:0,bottom:hn?ho:0}};dR.prototype.setScrollLeft=function(i){if(this.horiz.scrollLeft!=i){this.horiz.scrollLeft=i}if(this.disableHoriz){this.enableZeroWidthBar(this.horiz,this.disableHoriz,"horiz")}};dR.prototype.setScrollTop=function(i){if(this.vert.scrollTop!=i){this.vert.scrollTop=i}if(this.disableVert){this.enableZeroWidthBar(this.vert,this.disableVert,"vert")}};dR.prototype.zeroWidthHack=function(){var i=ct&&!dB?"12px":"18px";this.horiz.style.height=this.vert.style.width=i;this.horiz.style.pointerEvents=this.vert.style.pointerEvents="none";this.disableHoriz=new hj;this.disableVert=new hj};dR.prototype.enableZeroWidthBar=function(hl,i,hk){hl.style.pointerEvents="auto";function hm(){var ho=hl.getBoundingClientRect();var hn=hk=="vert"?document.elementFromPoint(ho.right-1,(ho.top+ho.bottom)/2):document.elementFromPoint((ho.right+ho.left)/2,ho.bottom-1);if(hn!=hl){hl.style.pointerEvents="none"}else{i.set(1000,hm)}}i.set(1000,hm)};dR.prototype.clear=function(){var i=this.horiz.parentNode;i.removeChild(this.horiz);i.removeChild(this.vert)};var fP=function(){};fP.prototype.update=function(){return{bottom:0,right:0}};fP.prototype.setScrollLeft=function(){};fP.prototype.setScrollTop=function(){};fP.prototype.clear=function(){};function fJ(hm,ho){if(!ho){ho=d5(hm)}var hl=hm.display.barWidth,hk=hm.display.barHeight;a5(hm,ho);for(var hn=0;hn<4&&hl!=hm.display.barWidth||hk!=hm.display.barHeight;hn++){if(hl!=hm.display.barWidth&&hm.options.lineWrapping){bl(hm)}a5(hm,d5(hm));hl=hm.display.barWidth;hk=hm.display.barHeight}}function a5(i,hk){var hm=i.display;var hl=hm.scrollbars.update(hk);hm.sizer.style.paddingRight=(hm.barWidth=hl.right)+"px";hm.sizer.style.paddingBottom=(hm.barHeight=hl.bottom)+"px";hm.heightForcer.style.borderBottom=hl.bottom+"px solid transparent";if(hl.right&&hl.bottom){hm.scrollbarFiller.style.display="block";hm.scrollbarFiller.style.height=hl.bottom+"px";hm.scrollbarFiller.style.width=hl.right+"px"}else{hm.scrollbarFiller.style.display=""}if(hl.bottom&&i.options.coverGutterNextToScrollbar&&i.options.fixedGutter){hm.gutterFiller.style.display="block";hm.gutterFiller.style.height=hl.bottom+"px";hm.gutterFiller.style.width=hk.gutterWidth+"px"}else{hm.gutterFiller.style.display=""}}var bz={"native":dR,"null":fP};function aL(i){if(i.display.scrollbars){i.display.scrollbars.clear();if(i.display.scrollbars.addClass){h(i.display.wrapper,i.display.scrollbars.addClass)}}i.display.scrollbars=new bz[i.options.scrollbarStyle](function(hk){i.display.wrapper.insertBefore(hk,i.display.scrollbarFiller);ci(hk,"mousedown",function(){if(i.state.focused){setTimeout(function(){return i.display.input.focus()},0)}});hk.setAttribute("cm-not-content","true")},function(hl,hk){if(hk=="horizontal"){bX(i,hl)}else{C(i,hl)}},i);if(i.display.scrollbars.addClass){gn(i.display.wrapper,i.display.scrollbars.addClass)}}var eJ=0;function db(i){i.curOp={cm:i,viewChanged:false,startHeight:i.doc.height,forceUpdate:false,updateInput:0,typing:false,changeObjs:null,cursorActivityHandlers:null,cursorActivityCalled:0,selectionChanged:false,updateMaxLine:false,scrollLeft:null,scrollTop:null,scrollToPos:null,focus:false,id:++eJ};fc(i.curOp)}function av(i){var hk=i.curOp;if(hk){cj(hk,function(hm){for(var hl=0;hl<hm.ops.length;hl++){hm.ops[hl].cm.curOp=null}de(hm)})}}function de(hp){var hl=hp.ops;for(var hk=0;hk<hl.length;hk++){cr(hl[hk])}for(var hq=0;hq<hl.length;hq++){ay(hl[hq])}for(var ho=0;ho<hl.length;ho++){cn(hl[ho])}for(var hn=0;hn<hl.length;hn++){ax(hl[hn])}for(var hm=0;hm<hl.length;hm++){fL(hl[hm])}}function cr(hl){var i=hl.cm,hk=i.display;O(i);if(hl.updateMaxLine){f(i)}hl.mustUpdate=hl.viewChanged||hl.forceUpdate||hl.scrollTop!=null||hl.scrollToPos&&(hl.scrollToPos.from.line<hk.viewFrom||hl.scrollToPos.to.line>=hk.viewTo)||hk.maxLineChanged&&i.options.lineWrapping;hl.update=hl.mustUpdate&&new aT(i,hl.mustUpdate&&{top:hl.scrollTop,ensure:hl.scrollToPos},hl.forceUpdate)}function ay(i){i.updatedDisplay=i.mustUpdate&&F(i.cm,i.update)}function cn(hl){var i=hl.cm,hk=i.display;if(hl.updatedDisplay){bl(i)}hl.barMeasure=d5(i);if(hk.maxLineChanged&&!i.options.lineWrapping){hl.adjustWidthTo=eR(i,hk.maxLine,hk.maxLine.text.length).left+3;i.display.sizerWidth=hl.adjustWidthTo;hl.barMeasure.scrollWidth=Math.max(hk.scroller.clientWidth,hk.sizer.offsetLeft+hl.adjustWidthTo+dl(i)+i.display.barWidth);hl.maxScrollLeft=Math.max(0,hk.sizer.offsetLeft+hl.adjustWidthTo-dS(i))}if(hl.updatedDisplay||hl.selectionChanged){hl.preparedSelection=hk.input.prepareSelection()}}function ax(hl){var i=hl.cm;if(hl.adjustWidthTo!=null){i.display.sizer.style.minWidth=hl.adjustWidthTo+"px";if(hl.maxScrollLeft<i.doc.scrollLeft){bX(i,Math.min(i.display.scroller.scrollLeft,hl.maxScrollLeft),true)}i.display.maxLineChanged=false}var hk=hl.focus&&hl.focus==ej();if(hl.preparedSelection){i.display.input.showSelection(hl.preparedSelection,hk)}if(hl.updatedDisplay||hl.startHeight!=i.doc.height){fJ(i,hl.barMeasure)}if(hl.updatedDisplay){d4(i,hl.barMeasure)}if(hl.selectionChanged){r(i)}if(i.state.focused&&hl.updateInput){i.display.input.reset(hl.typing)}if(hk){u(hl.cm)}}function fL(hn){var hs=hn.cm,hp=hs.display,hr=hs.doc;if(hn.updatedDisplay){cI(hs,hn.update)}if(hp.wheelStartX!=null&&(hn.scrollTop!=null||hn.scrollLeft!=null||hn.scrollToPos)){hp.wheelStartX=hp.wheelStartY=null}if(hn.scrollTop!=null){T(hs,hn.scrollTop,hn.forceScroll)}if(hn.scrollLeft!=null){bX(hs,hn.scrollLeft,true,true)}if(hn.scrollToPos){var hq=H(hs,gy(hr,hn.scrollToPos.from),gy(hr,hn.scrollToPos.to),hn.scrollToPos.margin);eF(hs,hq)}var ho=hn.maybeHiddenMarkers,hk=hn.maybeUnhiddenMarkers;if(ho){for(var hm=0;hm<ho.length;++hm){if(!ho[hm].lines.length){aN(ho[hm],"hide")}}}if(hk){for(var hl=0;hl<hk.length;++hl){if(hk[hl].lines.length){aN(hk[hl],"unhide")}}}if(hp.wrapper.offsetHeight){hr.scrollTop=hs.display.scroller.scrollTop}if(hn.changeObjs){aN(hs,"changes",hs,hn.changeObjs)}if(hn.update){hn.update.finish()}}function df(i,hk){if(i.curOp){return hk()}db(i);try{return hk()}finally{av(i)}}function du(i,hk){return function(){if(i.curOp){return hk.apply(i,arguments)}db(i);try{return hk.apply(i,arguments)}finally{av(i)}}}function dE(i){return function(){if(this.curOp){return i.apply(this,arguments)}db(this);try{return i.apply(this,arguments)}finally{av(this)}}}function c5(i){return function(){var hk=this.cm;if(!hk||hk.curOp){return i.apply(this,arguments)}db(hk);try{return i.apply(this,arguments)}finally{av(hk)}}}function eO(i,hk){if(i.doc.highlightFrontier<i.display.viewTo){i.state.highlight.set(hk,cW(dj,i))}}function dj(i){var hn=i.doc;if(hn.highlightFrontier>=i.display.viewTo){return}var hl=+new Date+i.options.workTime;var hm=fH(i,hn.highlightFrontier);var hk=[];hn.iter(hm.line,Math.min(hn.first+hn.size,i.display.viewTo+500),function(hp){if(hm.line>=i.display.viewFrom){var hs=hp.styles;var ho=hp.text.length>i.options.maxHighlightLength?cp(hn.mode,hm.state):null;var hu=gk(i,hp,hm,true);if(ho){hm.state=ho}hp.styles=hu.styles;var hr=hp.styleClasses,ht=hu.classes;if(ht){hp.styleClasses=ht}else{if(hr){hp.styleClasses=null}}var hv=!hs||hs.length!=hp.styles.length||hr!=ht&&(!hr||!ht||hr.bgClass!=ht.bgClass||hr.textClass!=ht.textClass);for(var hq=0;!hv&&hq<hs.length;++hq){hv=hs[hq]!=hp.styles[hq]}if(hv){hk.push(hm.line)}hp.stateAfter=hm.save();hm.nextLine()}else{if(hp.text.length<=i.options.maxHighlightLength){d3(i,hp.text,hm)}hp.stateAfter=hm.line%5==0?hm.save():null;hm.nextLine()}if(+new Date>hl){eO(i,i.options.workDelay);return true}});hn.highlightFrontier=hm.line;hn.modeFrontier=Math.max(hn.modeFrontier,hm.line);if(hk.length){df(i,function(){for(var ho=0;ho<hk.length;ho++){W(i,hk[ho],"text")}})}}var aT=function(hk,i,hl){var hm=hk.display;this.viewport=i;this.visible=cs(hm,hk.doc,i);this.editorIsHidden=!hm.wrapper.offsetWidth;this.wrapperHeight=hm.wrapper.clientHeight;this.wrapperWidth=hm.wrapper.clientWidth;this.oldDisplayWidth=dS(hk);this.force=hl;this.dims=fY(hk);this.events=[]};aT.prototype.signal=function(hk,i){if(f5(hk,i)){this.events.push(arguments)}};aT.prototype.finish=function(){var hl=this;for(var hk=0;hk<this.events.length;hk++){aN.apply(null,hl.events[hk])}};function O(i){var hk=i.display;if(!hk.scrollbarsClipped&&hk.scroller.offsetWidth){hk.nativeBarWidth=hk.scroller.offsetWidth-hk.scroller.clientWidth;hk.heightForcer.style.height=dl(i)+"px";hk.sizer.style.marginBottom=-hk.nativeBarWidth+"px";hk.sizer.style.borderRightWidth=dl(i)+"px";hk.scrollbarsClipped=true}}function bB(hk){if(hk.hasFocus()){return null}var hm=ej();if(!hm||!ha(hk.display.lineDiv,hm)){return null}var i={activeElt:hm};if(window.getSelection){var hl=window.getSelection();if(hl.anchorNode&&hl.extend&&ha(hk.display.lineDiv,hl.anchorNode)){i.anchorNode=hl.anchorNode;i.anchorOffset=hl.anchorOffset;i.focusNode=hl.focusNode;i.focusOffset=hl.focusOffset}}return i}function j(i){if(!i||!i.activeElt||i.activeElt==ej()){return}i.activeElt.focus();if(i.anchorNode&&ha(document.body,i.anchorNode)&&ha(document.body,i.focusNode)){var hk=window.getSelection(),hl=document.createRange();hl.setEnd(i.anchorNode,i.anchorOffset);hl.collapse(false);hk.removeAllRanges();hk.addRange(hl);hk.extend(i.focusNode,i.focusOffset)}}function F(hs,hm){var hn=hs.display,hr=hs.doc;if(hm.editorIsHidden){fa(hs);return false}if(!hm.force&&hm.visible.from>=hn.viewFrom&&hm.visible.to<=hn.viewTo&&(hn.updateLineNumbers==null||hn.updateLineNumbers>=hn.viewTo)&&hn.renderedView==hn.view&&dI(hs)==0){return false}if(eD(hs)){fa(hs);hm.dims=fY(hs)}var hl=hr.first+hr.size;var hp=Math.max(hm.visible.from-hs.options.viewportMargin,hr.first);var hq=Math.min(hl,hm.visible.to+hs.options.viewportMargin);if(hn.viewFrom<hp&&hp-hn.viewFrom<20){hp=Math.max(hr.first,hn.viewFrom)}if(hn.viewTo>hq&&hn.viewTo-hq<20){hq=Math.min(hl,hn.viewTo)}if(bj){hp=a7(hs.doc,hp);hq=eC(hs.doc,hq)}var hk=hp!=hn.viewFrom||hq!=hn.viewTo||hn.lastWrapHeight!=hm.wrapperHeight||hn.lastWrapWidth!=hm.wrapperWidth;dk(hs,hp,hq);hn.viewOffset=b6(f0(hs.doc,hn.viewFrom));hs.display.mover.style.top=hn.viewOffset+"px";var i=dI(hs);if(!hk&&i==0&&!hm.force&&hn.renderedView==hn.view&&(hn.updateLineNumbers==null||hn.updateLineNumbers>=hn.viewTo)){return false}var ho=bB(hs);if(i>4){hn.lineDiv.style.display="none"}cL(hs,hn.updateLineNumbers,hm.dims);if(i>4){hn.lineDiv.style.display=""}hn.renderedView=hn.view;j(ho);eA(hn.cursorDiv);eA(hn.selectionDiv);hn.gutters.style.height=hn.sizer.style.minHeight=0;if(hk){hn.lastWrapHeight=hm.wrapperHeight;hn.lastWrapWidth=hm.wrapperWidth;eO(hs,400)}hn.updateLineNumbers=null;return true}function cI(hk,hn){var i=hn.viewport;for(var hm=true;;hm=false){if(!hm||!hk.options.lineWrapping||hn.oldDisplayWidth==dS(hk)){if(i&&i.top!=null){i={top:Math.min(hk.doc.height+b1(hk.display)-dn(hk),i.top)}}hn.visible=cs(hk.display,hk.doc,i);if(hn.visible.from>=hk.display.viewFrom&&hn.visible.to<=hk.display.viewTo){break}}if(!F(hk,hn)){break}bl(hk);var hl=d5(hk);bV(hk);fJ(hk,hl);d4(hk,hl);hn.force=false}hn.signal(hk,"update",hk);if(hk.display.viewFrom!=hk.display.reportedViewFrom||hk.display.viewTo!=hk.display.reportedViewTo){hn.signal(hk,"viewportChange",hk,hk.display.viewFrom,hk.display.viewTo);hk.display.reportedViewFrom=hk.display.viewFrom;hk.display.reportedViewTo=hk.display.viewTo}}function eq(hk,i){var hm=new aT(hk,i);if(F(hk,hm)){bl(hk);cI(hk,hm);var hl=d5(hk);bV(hk);fJ(hk,hl);d4(hk,hl);hm.finish()}}function cL(hv,hm,hu){var hr=hv.display,hx=hv.options.lineNumbers;var hk=hr.lineDiv,hw=hk.firstChild;function hq(hy){var i=hy.nextSibling;if(dt&&ct&&hv.display.currentWheelTarget==hy){hy.style.display="none"}else{hy.parentNode.removeChild(hy)}return i}var hs=hr.view,hp=hr.viewFrom;for(var hn=0;hn<hs.length;hn++){var ho=hs[hn];if(ho.hidden){}else{if(!ho.node||ho.node.parentNode!=hk){var hl=aO(hv,ho,hp,hu);hk.insertBefore(hl,hw)}else{while(hw!=ho.node){hw=hq(hw)}var ht=hx&&hm!=null&&hm<=hp&&ho.lineNumber;if(ho.changes){if(dP(ho.changes,"gutter")>-1){ht=false}ai(hv,ho,hp,hu)}if(ht){eA(ho.lineNumber);ho.lineNumber.appendChild(document.createTextNode(e5(hv.options,hp)))}hw=ho.node.nextSibling}}hp+=ho.size}while(hw){hw=hq(hw)}}function dx(hk){var i=hk.gutters.offsetWidth;hk.sizer.style.marginLeft=i+"px"}function d4(i,hk){i.display.sizer.style.minHeight=hk.docHeight+"px";i.display.heightForcer.style.top=hk.docHeight+"px";i.display.gutters.style.height=(hk.docHeight+i.display.barHeight+dl(i))+"px"}function fk(hs){var hq=hs.display,hr=hq.view;if(!hq.alignWidgets&&(!hq.gutters.firstChild||!hs.options.fixedGutter)){return}var ho=ev(hq)-hq.scroller.scrollLeft+hs.doc.scrollLeft;var hk=hq.gutters.offsetWidth,hl=ho+"px";for(var hn=0;hn<hr.length;hn++){if(!hr[hn].hidden){if(hs.options.fixedGutter){if(hr[hn].gutter){hr[hn].gutter.style.left=hl}if(hr[hn].gutterBackground){hr[hn].gutterBackground.style.left=hl}}var hp=hr[hn].alignable;if(hp){for(var hm=0;hm<hp.length;hm++){hp[hm].style.left=hl}}}}if(hs.options.fixedGutter){hq.gutters.style.left=(ho+hk)+"px"}}function eD(i){if(!i.options.lineNumbers){return false}var ho=i.doc,hk=e5(i.options,ho.first+ho.size-1),hn=i.display;if(hk.length!=hn.lineNumChars){var hp=hn.measure.appendChild(g0("div",[g0("div",hk)],"CodeMirror-linenumber CodeMirror-gutter-elt"));var hl=hp.firstChild.offsetWidth,hm=hp.offsetWidth-hl;hn.lineGutter.style.width="";hn.lineNumInnerWidth=Math.max(hl,hn.lineGutter.offsetWidth-hm)+1;hn.lineNumWidth=hn.lineNumInnerWidth+hm;hn.lineNumChars=hn.lineNumInnerWidth?hk.length:-1;hn.lineGutter.style.width=hn.lineNumWidth+"px";dx(i.display);return true}return false}function bd(hn,hl){var hk=[],hm=false;for(var hp=0;hp<hn.length;hp++){var ho=hn[hp],hq=null;if(typeof ho!="string"){hq=ho.style;ho=ho.className}if(ho=="CodeMirror-linenumbers"){if(!hl){continue}else{hm=true}}hk.push({className:ho,style:hq})}if(hl&&!hm){hk.push({className:"CodeMirror-linenumbers",style:null})}return hk}function m(hp){var hk=hp.gutters,hr=hp.gutterSpecs;eA(hk);hp.lineGutter=null;for(var hl=0;hl<hr.length;++hl){var ho=hr[hl];var hn=ho.className;var hm=ho.style;var hq=hk.appendChild(g0("div",null,"CodeMirror-gutter "+hn));if(hm){hq.style.cssText=hm}if(hn=="CodeMirror-linenumbers"){hp.lineGutter=hq;hq.style.width=(hp.lineNumWidth||1)+"px"}}hk.style.display=hr.length?"":"none";dx(hp)}function eM(i){m(i.display);ao(i);fk(i)}function fo(hk,hn,hl,hm){var ho=this;this.input=hl;ho.scrollbarFiller=g0("div",null,"CodeMirror-scrollbar-filler");ho.scrollbarFiller.setAttribute("cm-not-content","true");ho.gutterFiller=g0("div",null,"CodeMirror-gutter-filler");ho.gutterFiller.setAttribute("cm-not-content","true");ho.lineDiv=g6("div",null,"CodeMirror-code");ho.selectionDiv=g0("div",null,null,"position: relative; z-index: 1");ho.cursorDiv=g0("div",null,"CodeMirror-cursors");ho.measure=g0("div",null,"CodeMirror-measure");ho.lineMeasure=g0("div",null,"CodeMirror-measure");ho.lineSpace=g6("div",[ho.measure,ho.lineMeasure,ho.selectionDiv,ho.cursorDiv,ho.lineDiv],null,"position: relative; outline: none");var i=g6("div",[ho.lineSpace],"CodeMirror-lines");ho.mover=g0("div",[i],null,"position: relative");ho.sizer=g0("div",[ho.mover],"CodeMirror-sizer");ho.sizerWidth=null;ho.heightForcer=g0("div",null,null,"position: absolute; height: "+ed+"px; width: 1px;");ho.gutters=g0("div",null,"CodeMirror-gutters");ho.lineGutter=null;ho.scroller=g0("div",[ho.sizer,ho.heightForcer,ho.gutters],"CodeMirror-scroll");ho.scroller.setAttribute("tabIndex","-1");ho.wrapper=g0("div",[ho.scrollbarFiller,ho.gutterFiller,ho.scroller],"CodeMirror");if(ef&&n<8){ho.gutters.style.zIndex=-1;ho.scroller.style.paddingRight=0}if(!dt&&!(cP&&eQ)){ho.scroller.draggable=true}if(hk){if(hk.appendChild){hk.appendChild(ho.wrapper)}else{hk(ho.wrapper)}}ho.viewFrom=ho.viewTo=hn.first;ho.reportedViewFrom=ho.reportedViewTo=hn.first;ho.view=[];ho.renderedView=null;ho.externalMeasured=null;ho.viewOffset=0;ho.lastWrapHeight=ho.lastWrapWidth=0;ho.updateLineNumbers=null;ho.nativeBarWidth=ho.barHeight=ho.barWidth=0;ho.scrollbarsClipped=false;ho.lineNumWidth=ho.lineNumInnerWidth=ho.lineNumChars=null;ho.alignWidgets=false;ho.cachedCharWidth=ho.cachedTextHeight=ho.cachedPaddingH=null;ho.maxLine=null;ho.maxLineLength=0;ho.maxLineChanged=false;ho.wheelDX=ho.wheelDY=ho.wheelStartX=ho.wheelStartY=null;ho.shift=false;ho.selForContextMenu=null;ho.activeTouch=null;ho.gutterSpecs=bd(hm.gutters,hm.lineNumbers);m(ho);hl.init(ho)}var f7=0,cE=null;if(ef){cE=-0.53}else{if(cP){cE=15}else{if(dJ){cE=-0.7}else{if(aM){cE=-1/3}}}}function di(hl){var hk=hl.wheelDeltaX,i=hl.wheelDeltaY;if(hk==null&&hl.detail&&hl.axis==hl.HORIZONTAL_AXIS){hk=hl.detail}if(i==null&&hl.detail&&hl.axis==hl.VERTICAL_AXIS){i=hl.detail}else{if(i==null){i=hl.wheelDelta}}return{x:hk,y:i}}function aI(i){var hk=di(i);hk.x*=cE;hk.y*=cE;return hk}function c(hu,ho){var hw=di(ho),hy=hw.x,hx=hw.y;var hq=hu.display,ht=hq.scroller;var hn=ht.scrollWidth>ht.clientWidth;var hm=ht.scrollHeight>ht.clientHeight;if(!(hy&&hn||hx&&hm)){return}if(hx&&ct&&dt){outer:for(var hv=ho.target,hs=hq.view;hv!=ht;hv=hv.parentNode){for(var hl=0;hl<hs.length;hl++){if(hs[hl].node==hv){hu.display.currentWheelTarget=hv;break outer}}}}if(hy&&!cP&&!eB&&cE!=null){if(hx&&hm){C(hu,Math.max(0,ht.scrollTop+hx*cE))}bX(hu,Math.max(0,ht.scrollLeft+hy*cE));if(!hx||(hx&&hm)){c7(ho)}hq.wheelStartX=null;return}if(hx&&cE!=null){var hk=hx*cE;var hr=hu.doc.scrollTop,hp=hr+hq.wrapper.clientHeight;if(hk<0){hr=Math.max(0,hr+hk-50)}else{hp=Math.min(hu.doc.height,hp+hk+50)}eq(hu,{top:hr,bottom:hp})}if(f7<20){if(hq.wheelStartX==null){hq.wheelStartX=ht.scrollLeft;hq.wheelStartY=ht.scrollTop;hq.wheelDX=hy;hq.wheelDY=hx;setTimeout(function(){if(hq.wheelStartX==null){return}var i=ht.scrollLeft-hq.wheelStartX;var hA=ht.scrollTop-hq.wheelStartY;var hz=(hA&&hq.wheelDY&&hA/hq.wheelDY)||(i&&hq.wheelDX&&i/hq.wheelDX);hq.wheelStartX=hq.wheelStartY=null;if(!hz){return}cE=(cE*f7+hz)/(f7+1);++f7},200)}else{hq.wheelDX+=hy;hq.wheelDY+=hx}}}var gZ=function(i,hk){this.ranges=i;this.primIndex=hk};gZ.prototype.primary=function(){return this.ranges[this.primIndex]};gZ.prototype.equals=function(hk){var ho=this;if(hk==this){return true}if(hk.primIndex!=this.primIndex||hk.ranges.length!=this.ranges.length){return false}for(var hm=0;hm<this.ranges.length;hm++){var hl=ho.ranges[hm],hn=hk.ranges[hm];if(!ac(hl.anchor,hn.anchor)||!ac(hl.head,hn.head)){return false}}return true};gZ.prototype.deepCopy=function(){var hm=this;var hk=[];for(var hl=0;hl<this.ranges.length;hl++){hk[hl]=new eu(cG(hm.ranges[hl].anchor),cG(hm.ranges[hl].head))}return new gZ(hk,this.primIndex)};gZ.prototype.somethingSelected=function(){var hl=this;for(var hk=0;hk<this.ranges.length;hk++){if(!hl.ranges[hk].empty()){return true}}return false};gZ.prototype.contains=function(ho,hk){var hn=this;if(!hk){hk=ho}for(var hm=0;hm<this.ranges.length;hm++){var hl=hn.ranges[hm];if(cD(hk,hl.from())>=0&&cD(ho,hl.to())<=0){return hm}}return -1};var eu=function(i,hk){this.anchor=i;this.head=hk};eu.prototype.from=function(){return aA(this.anchor,this.head)};eu.prototype.to=function(){return bQ(this.anchor,this.head)};eu.prototype.empty=function(){return this.head.line==this.anchor.line&&this.head.ch==this.anchor.ch};function cX(hu,hk,ht){var hp=hu&&hu.options.selectionsMayTouch;var hm=hk[ht];hk.sort(function(hw,i){return cD(hw.from(),i.from())});ht=dP(hk,hm);for(var ho=1;ho<hk.length;ho++){var hv=hk[ho],hl=hk[ho-1];var hs=cD(hl.to(),hv.from());if(hp&&!hv.empty()?hs>0:hs>=0){var hr=aA(hl.from(),hv.from()),hq=bQ(hl.to(),hv.to());var hn=hl.empty()?hv.from()==hv.head:hl.from()==hl.head;if(ho<=ht){--ht}hk.splice(--ho,2,new eu(hn?hq:hr,hn?hr:hq))}}return new gZ(hk,ht)}function fA(i,hk){return new gZ([new eu(i,hk||i)],0)}function dq(i){if(!i.text){return i.to}return ab(i.from.line+i.text.length-1,gt(i.text).length+(i.text.length==1?i.from.ch:0))}function cl(hm,hl){if(cD(hm,hl.from)<0){return hm}if(cD(hm,hl.to)<=0){return dq(hl)}var i=hm.line+hl.text.length-(hl.to.line-hl.from.line)-1,hk=hm.ch;if(hm.line==hl.to.line){hk+=dq(hl).ch-hl.to.ch}return ab(i,hk)}function f4(hn,ho){var hl=[];for(var hm=0;hm<hn.sel.ranges.length;hm++){var hk=hn.sel.ranges[hm];hl.push(new eu(cl(hk.anchor,ho),cl(hk.head,ho)))}return cX(hn.cm,hl,hn.sel.primIndex)}function bM(hl,hk,i){if(hl.line==hk.line){return ab(i.line,hl.ch-hk.ch+i.ch)}else{return 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i=ho.text.length-1-(hn.first-ho.from.line);f8(hn,i);ho={from:ab(hn.first,0),to:ab(ho.to.line+i,ho.to.ch),text:[gt(ho.text)],origin:ho.origin}}var hl=hn.lastLine();if(ho.to.line>hl){ho={from:ho.from,to:ab(hl,f0(hn,hl).text.length),text:[ho.text[0]],origin:ho.origin}}ho.removed=g2(hn,ho.from,ho.to);if(!hm){hm=f4(hn,ho)}if(hn.cm){aS(hn.cm,ho,hk)}else{gj(hn,ho,hk)}e1(hn,hm,ag)}function aS(hu,hq,ho){var ht=hu.doc,hp=hu.display,hr=hq.from,hs=hq.to;var i=false,hn=hr.line;if(!hu.options.lineWrapping){hn=b7(A(f0(ht,hr.line)));ht.iter(hn,hs.line+1,function(hw){if(hw==hp.maxLine){i=true;return true}})}if(ht.sel.contains(hq.from,hq.to)>-1){aa(hu)}gj(ht,hq,ho,bq(hu));if(!hu.options.lineWrapping){ht.iter(hn,hr.line+hq.text.length,function(hx){var hw=eY(hx);if(hw>hp.maxLineLength){hp.maxLine=hx;hp.maxLineLength=hw;hp.maxLineChanged=true;i=false}});if(i){hu.curOp.updateMaxLine=true}}hd(ht,hr.line);eO(hu,400);var hv=hq.text.length-(hs.line-hr.line)-1;if(hq.full){ao(hu)}else{if(hr.line==hs.line&&hq.text.length==1&&!eo(hu.doc,hq)){W(hu,hr.line,"text")}else{ao(hu,hr.line,hs.line+1,hv)}}var hl=f5(hu,"changes"),hm=f5(hu,"change");if(hm||hl){var hk={from:hr,to:hs,text:hq.text,removed:hq.removed,origin:hq.origin};if(hm){al(hu,"change",hu,hk)}if(hl){(hu.curOp.changeObjs||(hu.curOp.changeObjs=[])).push(hk)}}hu.display.selForContextMenu=null}function bc(hm,hl,ho,hn,hk){var i;if(!hn){hn=ho}if(cD(hn,ho)<0){(i=[hn,ho],ho=i[0],hn=i[1])}if(typeof hl=="string"){hl=hm.splitLines(hl)}bs(hm,{from:ho,to:hn,text:hl,origin:hk})}function N(hm,hl,hk,i){if(hk<hm.line){hm.line+=i}else{if(hl<hm.line){hm.line=hl;hm.ch=0}}}function f2(ho,hq,hr,hs){for(var hn=0;hn<ho.length;++hn){var hk=ho[hn],hp=true;if(hk.ranges){if(!hk.copied){hk=ho[hn]=hk.deepCopy();hk.copied=true}for(var hm=0;hm<hk.ranges.length;hm++){N(hk.ranges[hm].anchor,hq,hr,hs);N(hk.ranges[hm].head,hq,hr,hs)}continue}for(var hl=0;hl<hk.changes.length;++hl){var ht=hk.changes[hl];if(hr<ht.from.line){ht.from=ab(ht.from.line+hs,ht.from.ch);ht.to=ab(ht.to.line+hs,ht.to.ch)}else{if(hq<=ht.to.line){hp=false;break}}}if(!hp){ho.splice(0,hn+1);hn=0}}}function d8(hk,hn){var hm=hn.from.line,hl=hn.to.line,i=hn.text.length-(hl-hm)-1;f2(hk.done,hm,hl,i);f2(hk.undone,hm,hl,i)}function fe(hm,hl,i,ho){var hn=hl,hk=hl;if(typeof hl=="number"){hk=f0(hm,dy(hm,hl))}else{hn=b7(hl)}if(hn==null){return null}if(ho(hk,hn)&&hm.cm){W(hm.cm,hn,i)}return hk}function fK(hl){var hn=this;this.lines=hl;this.parent=null;var hk=0;for(var hm=0;hm<hl.length;++hm){hl[hm].parent=hn;hk+=hl[hm].height}this.height=hk}fK.prototype={chunkSize:function(){return this.lines.length},removeInner:function(hk,hp){var ho=this;for(var hm=hk,hn=hk+hp;hm<hn;++hm){var hl=ho.lines[hm];ho.height-=hl.height;bU(hl);al(hl,"delete")}this.lines.splice(hk,hp)},collapse:function(i){i.push.apply(i,this.lines)},insertInner:function(hl,hm,hk){var ho=this;this.height+=hk;this.lines=this.lines.slice(0,hl).concat(hm).concat(this.lines.slice(hl));for(var hn=0;hn<hm.length;++hn){hm[hn].parent=ho}},iterN:function(i,hn,hm){var hl=this;for(var hk=i+hn;i<hk;++i){if(hm(hl.lines[i])){return true}}}};function gi(hn){var hp=this;this.children=hn;var hm=0,hk=0;for(var hl=0;hl<hn.length;++hl){var ho=hn[hl];hm+=ho.chunkSize();hk+=ho.height;ho.parent=hp}this.size=hm;this.height=hk;this.parent=null}gi.prototype={chunkSize:function(){return this.size},removeInner:function(hm,hl){var ho=this;this.size-=hl;for(var hn=0;hn<this.children.length;++hn){var hk=ho.children[hn],hq=hk.chunkSize();if(hm<hq){var hp=Math.min(hl,hq-hm),hr=hk.height;hk.removeInner(hm,hp);ho.height-=hr-hk.height;if(hq==hp){ho.children.splice(hn--,1);hk.parent=null}if((hl-=hp)==0){break}hm=0}else{hm-=hq}}if(this.size-hl<25&&(this.children.length>1||!(this.children[0] instanceof fK))){var hs=[];this.collapse(hs);this.children=[new fK(hs)];this.children[0].parent=this}},collapse:function(hk){var hm=this;for(var hl=0;hl<this.children.length;++hl){hm.children[hl].collapse(hk)}},insertInner:function(hl,ht,hs){var ho=this;this.size+=ht.length;this.height+=hs;for(var hn=0;hn<this.children.length;++hn){var hk=ho.children[hn],hq=hk.chunkSize();if(hl<=hq){hk.insertInner(hl,ht,hs);if(hk.lines&&hk.lines.length>50){var hm=hk.lines.length%25+25;for(var hr=hm;hr<hk.lines.length;){var hp=new fK(hk.lines.slice(hr,hr+=25));hk.height-=hp.height;ho.children.splice(++hn,0,hp);hp.parent=ho}hk.lines=hk.lines.slice(0,hm);ho.maybeSpill()}break}hl-=hq}},maybeSpill:function(){if(this.children.length<=10){return}var hm=this;do{var hk=hm.children.splice(hm.children.length-5,5);var hl=new gi(hk);if(!hm.parent){var hn=new gi(hm.children);hn.parent=hm;hm.children=[hn,hl];hm=hn}else{hm.size-=hl.size;hm.height-=hl.height;var i=dP(hm.parent.children,hm);hm.parent.children.splice(i+1,0,hl)}hl.parent=hm.parent}while(hm.children.length>10);hm.parent.maybeSpill()},iterN:function(hk,hr,hq){var hp=this;for(var hl=0;hl<this.children.length;++hl){var ho=hp.children[hl],hn=ho.chunkSize();if(hk<hn){var hm=Math.min(hr,hn-hk);if(ho.iterN(hk,hm,hq)){return true}if((hr-=hm)==0){break}hk=0}else{hk-=hn}}}};var d6=function(hm,hl,i){var hn=this;if(i){for(var hk in i){if(i.hasOwnProperty(hk)){hn[hk]=i[hk]}}}this.doc=hm;this.node=hl};d6.prototype.clear=function(){var hq=this;var hl=this.doc.cm,hn=this.line.widgets,hm=this.line,hp=b7(hm);if(hp==null||!hn){return}for(var ho=0;ho<hn.length;++ho){if(hn[ho]==hq){hn.splice(ho--,1)}}if(!hn.length){hm.widgets=null}var hk=dr(this);g5(hm,Math.max(0,hm.height-hk));if(hl){df(hl,function(){ew(hl,hm,-hk);W(hl,hp,"widget")});al(hl,"lineWidgetCleared",hl,this,hp)}};d6.prototype.changed=function(){var hn=this;var hk=this.height,i=this.doc.cm,hl=this.line;this.height=null;var hm=dr(this)-hk;if(!hm){return}if(!gg(this.doc,hl)){g5(hl,hl.height+hm)}if(i){df(i,function(){i.curOp.forceUpdate=true;ew(i,hl,hm);al(i,"lineWidgetChanged",i,hn,b7(hl))})}};bS(d6);function ew(i,hk,hl){if(b6(hk)<((i.curOp&&i.curOp.scrollTop)||i.doc.scrollTop)){c9(i,hl)}}function bZ(ho,hn,hl,hk){var hm=new d6(ho,hl,hk);var i=ho.cm;if(i&&hm.noHScroll){i.display.alignWidgets=true}fe(ho,hn,"widget",function(hq){var hr=hq.widgets||(hq.widgets=[]);if(hm.insertAt==null){hr.push(hm)}else{hr.splice(Math.min(hr.length-1,Math.max(0,hm.insertAt)),0,hm)}hm.line=hq;if(i&&!gg(ho,hq)){var hp=b6(hq)<ho.scrollTop;g5(hq,hq.height+dr(hm));if(hp){c9(i,hm.height)}i.curOp.forceUpdate=true}return true});if(i){al(i,"lineWidgetAdded",i,hm,typeof hn=="number"?hn:b7(hn))}return hm}var bg=0;var V=function(hk,i){this.lines=[];this.type=i;this.doc=hk;this.id=++bg};V.prototype.clear=function(){var hp=this;if(this.explicitlyCleared){return}var ht=this.doc.cm,hm=ht&&!ht.curOp;if(hm){db(ht)}if(f5(this,"clear")){var hu=this.find();if(hu){al(this,"clear",hu.from,hu.to)}}var hn=null,hr=null;for(var ho=0;ho<this.lines.length;++ho){var hv=hp.lines[ho];var hs=fV(hv.markedSpans,hp);if(ht&&!hp.collapsed){W(ht,b7(hv),"text")}else{if(ht){if(hs.to!=null){hr=b7(hv)}if(hs.from!=null){hn=b7(hv)}}}hv.markedSpans=fp(hv.markedSpans,hs);if(hs.from==null&&hp.collapsed&&!gg(hp.doc,hv)&&ht){g5(hv,a9(ht.display))}}if(ht&&this.collapsed&&!ht.options.lineWrapping){for(var hl=0;hl<this.lines.length;++hl){var hk=A(hp.lines[hl]),hq=eY(hk);if(hq>ht.display.maxLineLength){ht.display.maxLine=hk;ht.display.maxLineLength=hq;ht.display.maxLineChanged=true}}}if(hn!=null&&ht&&this.collapsed){ao(ht,hn,hr+1)}this.lines.length=0;this.explicitlyCleared=true;if(this.atomic&&this.doc.cantEdit){this.doc.cantEdit=false;if(ht){fb(ht.doc)}}if(ht){al(ht,"markerCleared",ht,this,hn,hr)}if(hm){av(ht)}if(this.parent){this.parent.clear()}};V.prototype.find=function(hn,hl){var hr=this;if(hn==null&&this.type=="bookmark"){hn=1}var hq,hp;for(var hm=0;hm<this.lines.length;++hm){var hk=hr.lines[hm];var ho=fV(hk.markedSpans,hr);if(ho.from!=null){hq=ab(hl?hk:b7(hk),ho.from);if(hn==-1){return hq}}if(ho.to!=null){hp=ab(hl?hk:b7(hk),ho.to);if(hn==1){return hp}}}return hq&&{from:hq,to:hp}};V.prototype.changed=function(){var hm=this;var hl=this.find(-1,true),hk=this,i=this.doc.cm;if(!hl||!i){return}df(i,function(){var ho=hl.line,hp=b7(hl.line);var hn=fX(i,hp);if(hn){aD(hn);i.curOp.selectionChanged=i.curOp.forceUpdate=true}i.curOp.updateMaxLine=true;if(!gg(hk.doc,ho)&&hk.height!=null){var hr=hk.height;hk.height=null;var hq=dr(hk)-hr;if(hq){g5(ho,ho.height+hq)}}al(i,"markerChanged",i,hm)})};V.prototype.attachLine=function(i){if(!this.lines.length&&this.doc.cm){var hk=this.doc.cm.curOp;if(!hk.maybeHiddenMarkers||dP(hk.maybeHiddenMarkers,this)==-1){(hk.maybeUnhiddenMarkers||(hk.maybeUnhiddenMarkers=[])).push(this)}}this.lines.push(i)};V.prototype.detachLine=function(i){this.lines.splice(dP(this.lines,i),1);if(!this.lines.length&&this.doc.cm){var hk=this.doc.cm.curOp;(hk.maybeHiddenMarkers||(hk.maybeHiddenMarkers=[])).push(this)}};bS(V);function fl(hs,hq,hr,hu,ho){if(hu&&hu.shared){return S(hs,hq,hr,hu,ho)}if(hs.cm&&!hs.cm.curOp){return du(hs.cm,fl)(hs,hq,hr,hu,ho)}var hn=new V(hs,ho),ht=cD(hq,hr);if(hu){aY(hu,hn,false)}if(ht>0||ht==0&&hn.clearWhenEmpty!==false){return hn}if(hn.replacedWith){hn.collapsed=true;hn.widgetNode=g6("span",[hn.replacedWith],"CodeMirror-widget");if(!hu.handleMouseEvents){hn.widgetNode.setAttribute("cm-ignore-events","true")}if(hu.insertLeft){hn.widgetNode.insertLeft=true}}if(hn.collapsed){if(B(hs,hq.line,hq,hr,hn)||hq.line!=hr.line&&B(hs,hr.line,hq,hr,hn)){throw new Error("Inserting collapsed marker partially overlapping an existing one")}bP()}if(hn.addToHistory){gB(hs,{from:hq,to:hr,origin:"markText"},hs.sel,NaN)}var hl=hq.line,hp=hs.cm,hk;hs.iter(hl,hr.line+1,function(i){if(hp&&hn.collapsed&&!hp.options.lineWrapping&&A(i)==hp.display.maxLine){hk=true}if(hn.collapsed&&hl!=hq.line){g5(i,0)}cB(i,new eT(hn,hl==hq.line?hq.ch:null,hl==hr.line?hr.ch:null));++hl});if(hn.collapsed){hs.iter(hq.line,hr.line+1,function(i){if(gg(hs,i)){g5(i,0)}})}if(hn.clearOnEnter){ci(hn,"beforeCursorEnter",function(){return hn.clear()})}if(hn.readOnly){gl();if(hs.history.done.length||hs.history.undone.length){hs.clearHistory()}}if(hn.collapsed){hn.id=++bg;hn.atomic=true}if(hp){if(hk){hp.curOp.updateMaxLine=true}if(hn.collapsed){ao(hp,hq.line,hr.line+1)}else{if(hn.className||hn.startStyle||hn.endStyle||hn.css||hn.attributes||hn.title){for(var hm=hq.line;hm<=hr.line;hm++){W(hp,hm,"text")}}}if(hn.atomic){fb(hp.doc)}al(hp,"markerAdded",hp,hn)}return hn}var z=function(hm,hl){var hn=this;this.markers=hm;this.primary=hl;for(var hk=0;hk<hm.length;++hk){hm[hk].parent=hn}};z.prototype.clear=function(){var hl=this;if(this.explicitlyCleared){return}this.explicitlyCleared=true;for(var hk=0;hk<this.markers.length;++hk){hl.markers[hk].clear()}al(this,"clear")};z.prototype.find=function(hk,i){return this.primary.find(hk,i)};bS(z);function S(hn,hq,hp,i,hl){i=aY(i);i.shared=false;var ho=[fl(hn,hq,hp,i,hl)],hk=ho[0];var hm=i.widgetNode;eG(hn,function(hs){if(hm){i.widgetNode=hm.cloneNode(true)}ho.push(fl(hs,gy(hs,hq),gy(hs,hp),i,hl));for(var hr=0;hr<hs.linked.length;++hr){if(hs.linked[hr].isParent){return}}hk=gt(ho)});return new z(ho,hk)}function fx(i){return i.findMarks(ab(i.first,0),i.clipPos(ab(i.lastLine())),function(hk){return hk.parent})}function d9(hp,hq){for(var hn=0;hn<hq.length;hn++){var hl=hq[hn],hr=hl.find();var hk=hp.clipPos(hr.from),ho=hp.clipPos(hr.to);if(cD(hk,ho)){var hm=fl(hp,hk,ho,hl.primary,hl.primary.type);hl.markers.push(hm);hm.parent=hl}}}function e0(hm){var hk=function(hp){var hn=hm[hp],hr=[hn.primary.doc];eG(hn.primary.doc,function(i){return hr.push(i)});for(var ho=0;ho<hn.markers.length;ho++){var hq=hn.markers[ho];if(dP(hr,hq.doc)==-1){hq.parent=null;hn.markers.splice(ho--,1)}}};for(var hl=0;hl<hm.length;hl++){hk(hl)}}var cS=0;var aC=function(hn,hm,i,hl,hk){if(!(this instanceof aC)){return new aC(hn,hm,i,hl,hk)}if(i==null){i=0}gi.call(this,[new fK([new g4("",null)])]);this.first=i;this.scrollTop=this.scrollLeft=0;this.cantEdit=false;this.cleanGeneration=1;this.modeFrontier=this.highlightFrontier=i;var ho=ab(i,0);this.sel=fA(ho);this.history=new gM(null);this.id=++cS;this.modeOption=hm;this.lineSep=hl;this.direction=(hk=="rtl")?"rtl":"ltr";this.extend=false;if(typeof hn=="string"){hn=this.splitLines(hn)}gj(this,{from:ho,to:ho,text:hn});cf(this,fA(ho),ag)};aC.prototype=cK(gi.prototype,{constructor:aC,iter:function(hl,hk,i){if(i){this.iterN(hl-this.first,hk-hl,i)}else{this.iterN(this.first,this.first+this.size,hl)}},insert:function(hl,hm){var hk=0;for(var hn=0;hn<hm.length;++hn){hk+=hm[hn].height}this.insertInner(hl-this.first,hm,hk)},remove:function(i,hk){this.removeInner(i-this.first,hk)},getValue:function(hk){var i=be(this,this.first,this.first+this.size);if(hk===false){return i}return i.join(hk||this.lineSeparator())},setValue:c5(function(hk){var hl=ab(this.first,0),i=this.first+this.size-1;bs(this,{from:hl,to:ab(i,f0(this,i).text.length),text:this.splitLines(hk),origin:"setValue",full:true},true);if(this.cm){fu(this.cm,0,0)}cf(this,fA(hl),ag)}),replaceRange:function(hk,hm,hl,i){hm=gy(this,hm);hl=hl?gy(this,hl):hm;bc(this,hk,hm,hl,i)},getRange:function(hm,hl,hk){var i=g2(this,gy(this,hm),gy(this,hl));if(hk===false){return i}return i.join(hk||this.lineSeparator())},getLine:function(hk){var i=this.getLineHandle(hk);return i&&i.text},getLineHandle:function(i){if(cv(this,i)){return f0(this,i)}},getLineNumber:function(i){return b7(i)},getLineHandleVisualStart:function(i){if(typeof i=="number"){i=f0(this,i)}return A(i)},lineCount:function(){return this.size},firstLine:function(){return this.first},lastLine:function(){return this.first+this.size-1},clipPos:function(i){return gy(this,i)},getCursor:function(hl){var i=this.sel.primary(),hk;if(hl==null||hl=="head"){hk=i.head}else{if(hl=="anchor"){hk=i.anchor}else{if(hl=="end"||hl=="to"||hl===false){hk=i.to()}else{hk=i.from()}}}return hk},listSelections:function(){return this.sel.ranges},somethingSelected:function(){return this.sel.somethingSelected()},setCursor:c5(function(i,hl,hk){K(this,gy(this,typeof i=="number"?ab(i,hl||0):i),null,hk)}),setSelection:c5(function(hk,hl,i){K(this,gy(this,hk),gy(this,hl||hk),i)}),extendSelection:c5(function(hl,i,hk){gS(this,gy(this,hl),i&&gy(this,i),hk)}),extendSelections:c5(function(hk,i){aE(this,ey(this,hk),i)}),extendSelectionsBy:c5(function(hl,i){var hk=ce(this.sel.ranges,hl);aE(this,ey(this,hk),i)}),setSelections:c5(function(hk,ho,hm){var hp=this;if(!hk.length){return}var hl=[];for(var hn=0;hn<hk.length;hn++){hl[hn]=new eu(gy(hp,hk[hn].anchor),gy(hp,hk[hn].head))}if(ho==null){ho=Math.min(hk.length-1,this.sel.primIndex)}cf(this,cX(this.cm,hl,ho),hm)}),addSelection:c5(function(hl,hm,hk){var i=this.sel.ranges.slice(0);i.push(new eu(gy(this,hl),gy(this,hm||hl)));cf(this,cX(this.cm,i,i.length-1),hk)}),getSelection:function(ho){var hp=this;var hl=this.sel.ranges,hk;for(var hm=0;hm<hl.length;hm++){var hn=g2(hp,hl[hm].from(),hl[hm].to());hk=hk?hk.concat(hn):hn}if(ho===false){return hk}else{return hk.join(ho||this.lineSeparator())}},getSelections:function(ho){var hp=this;var hn=[],hk=this.sel.ranges;for(var hl=0;hl<hk.length;hl++){var hm=g2(hp,hk[hl].from(),hk[hl].to());if(ho!==false){hm=hm.join(ho||hp.lineSeparator())}hn[hl]=hm}return hn},replaceSelection:function(hm,ho,hk){var hn=[];for(var hl=0;hl<this.sel.ranges.length;hl++){hn[hl]=hm}this.replaceSelections(hn,ho,hk||"+input")},replaceSelections:c5(function(hl,hq,hs){var hp=this;var hr=[],hn=this.sel;for(var ho=0;ho<hn.ranges.length;ho++){var ht=hn.ranges[ho];hr[ho]={from:ht.from(),to:ht.to(),text:hp.splitLines(hl[ho]),origin:hs}}var hk=hq&&hq!="end"&&am(this,hr,hq);for(var hm=hr.length-1;hm>=0;hm--){bs(hp,hr[hm])}if(hk){fT(this,hk)}else{if(this.cm){gs(this.cm)}}}),undo:c5(function(){cu(this,"undo")}),redo:c5(function(){cu(this,"redo")}),undoSelection:c5(function(){cu(this,"undo",true)}),redoSelection:c5(function(){cu(this,"redo",true)}),setExtending:function(i){this.extend=i},getExtending:function(){return this.extend},historySize:function(){var hn=this.history,hk=0,hm=0;for(var hl=0;hl<hn.done.length;hl++){if(!hn.done[hl].ranges){++hk}}for(var ho=0;ho<hn.undone.length;ho++){if(!hn.undone[ho].ranges){++hm}}return{undo:hk,redo:hm}},clearHistory:function(){this.history=new gM(this.history.maxGeneration)},markClean:function(){this.cleanGeneration=this.changeGeneration(true)},changeGeneration:function(i){if(i){this.history.lastOp=this.history.lastSelOp=this.history.lastOrigin=null}return 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hn=cc(hk.getLine(hq.line),hq.ch,hp);hm.push(cQ(hp-hn%hp))}hk.replaceSelections(hm)},defaultTab:function(i){if(i.somethingSelected()){i.indentSelection("add")}else{i.execCommand("insertTab")}},transposeChars:function(i){return df(i,function(){var hm=i.listSelections(),hl=[];for(var hn=0;hn<hm.length;hn++){if(!hm[hn].empty()){continue}var hp=hm[hn].head,hk=f0(i.doc,hp.line).text;if(hk){if(hp.ch==hk.length){hp=new ab(hp.line,hp.ch-1)}if(hp.ch>0){hp=new ab(hp.line,hp.ch+1);i.replaceRange(hk.charAt(hp.ch-1)+hk.charAt(hp.ch-2),ab(hp.line,hp.ch-2),hp,"+transpose")}else{if(hp.line>i.doc.first){var ho=f0(i.doc,hp.line-1).text;if(ho){hp=new ab(hp.line,1);i.replaceRange(hk.charAt(0)+i.doc.lineSeparator()+ho.charAt(ho.length-1),ab(hp.line-1,ho.length-1),hp,"+transpose")}}}}hl.push(new eu(hp,hp))}i.setSelections(hl)})},newlineAndIndent:function(i){return df(i,function(){var hk=i.listSelections();for(var hl=hk.length-1;hl>=0;hl--){i.replaceRange(i.doc.lineSeparator(),hk[hl].anchor,hk[hl].head,"+input")}hk=i.listSelections();for(var hm=0;hm<hk.length;hm++){i.indentLine(hk[hm].from().line,null,true)}gs(i)})},openLine:function(i){return i.replaceSelection("\n","start")},toggleOverwrite:function(i){return i.toggleOverwrite()}};function bL(i,hl){var hk=f0(i.doc,hl);var hm=A(hk);if(hm!=hk){hl=b7(hm)}return fd(true,i,hm,hl,1)}function el(i,hl){var hk=f0(i.doc,hl);var hm=cJ(hk);if(hm!=hk){hl=b7(hm)}return fd(true,i,hk,hl,-1)}function ec(hk,hp){var ho=bL(hk,hp.line);var hl=f0(hk.doc,ho.line);var i=a(hl,hk.doc.direction);if(!i||i[0].level==0){var hn=Math.max(0,hl.text.search(/\S/));var hm=hp.line==ho.line&&hp.ch<=hn&&hp.ch;return ab(ho.line,hm?0:hn,ho.sticky)}return ho}function gI(hk,hn,i){if(typeof hn=="string"){hn=fi[hn];if(!hn){return false}}hk.display.input.ensurePolled();var hm=hk.display.shift,hl=false;try{if(hk.isReadOnly()){hk.state.suppressEdits=true}if(i){hk.display.shift=false}hl=hn(hk)!=cy}finally{hk.display.shift=hm;hk.state.suppressEdits=false}return hl}function eH(hl,hm,ho){for(var hn=0;hn<hl.state.keyMaps.length;hn++){var hk=k(hm,hl.state.keyMaps[hn],ho,hl);if(hk){return hk}}return(hl.options.extraKeys&&k(hm,hl.options.extraKeys,ho,hl))||k(hm,hl.options.keyMap,ho,hl)}var eh=new hj;function bp(i,hl,hn,hm){var hk=i.state.keySeq;if(hk){if(ff(hl)){return"handled"}if(/\'$/.test(hl)){i.state.keySeq=null}else{eh.set(50,function(){if(i.state.keySeq==hk){i.state.keySeq=null;i.display.input.reset()}})}if(cH(i,hk+" "+hl,hn,hm)){return true}}return cH(i,hl,hn,hm)}function cH(hk,hl,hn,hm){var i=eH(hk,hl,hm);if(i=="multi"){hk.state.keySeq=hl}if(i=="handled"){al(hk,"keyHandled",hk,hl,hn)}if(i=="handled"||i=="multi"){c7(hn);r(hk)}return !!i}function f3(i,hl){var hk=gb(hl,true);if(!hk){return false}if(hl.shiftKey&&!i.state.keySeq){return bp(i,"Shift-"+hk,hl,function(hm){return gI(i,hm,true)})||bp(i,hk,hl,function(hm){if(typeof hm=="string"?/^go[A-Z]/.test(hm):hm.motion){return gI(i,hm)}})}else{return bp(i,hk,hl,function(hm){return gI(i,hm)})}}function eS(i,hl,hk){return bp(i,"'"+hk+"'",hl,function(hm){return gI(i,hm,true)})}var dV=null;function s(hm){var i=this;i.curOp.focus=ej();if(a2(i,hm)){return}if(ef&&n<11&&hm.keyCode==27){hm.returnValue=false}var hk=hm.keyCode;i.display.shift=hk==16||hm.shiftKey;var hl=f3(i,hm);if(eB){dV=hl?hk:null;if(!hl&&hk==88&&!dG&&(ct?hm.metaKey:hm.ctrlKey)){i.replaceSelection("",null,"cut")}}if(hk==18&&!/\bCodeMirror-crosshair\b/.test(i.display.lineDiv.className)){aB(i)}}function aB(hk){var hl=hk.display.lineDiv;gn(hl,"CodeMirror-crosshair");function i(hm){if(hm.keyCode==18||!hm.altKey){h(hl,"CodeMirror-crosshair");eP(document,"keyup",i);eP(document,"mouseover",i)}}ci(document,"keyup",i);ci(document,"mouseover",i)}function bt(i){if(i.keyCode==16){this.doc.sel.shift=false}a2(this,i)}function cY(hn){var i=this;if(bn(i.display,hn)||a2(i,hn)||hn.ctrlKey&&!hn.altKey||ct&&hn.metaKey){return}var hm=hn.keyCode,hk=hn.charCode;if(eB&&hm==dV){dV=null;c7(hn);return}if((eB&&(!hn.which||hn.which<10))&&f3(i,hn)){return}var hl=String.fromCharCode(hk==null?hm:hk);if(hl=="\x08"){return}if(eS(i,hn,hl)){return}i.display.input.onKeyPress(hn)}var dz=400;var dT=function(hk,hl,i){this.time=hk;this.pos=hl;this.button=i};dT.prototype.compare=function(hk,hl,i){return this.time+dz>hk&&cD(hl,this.pos)==0&&i==this.button};var dU,dK;function J(hl,hk){var i=+new Date;if(dK&&dK.compare(i,hl,hk)){dU=dK=null;return"triple"}else{if(dU&&dU.compare(i,hl,hk)){dK=new dT(i,hl,hk);dU=null;return"double"}else{dU=new dT(i,hl,hk);dK=null;return"single"}}}function e7(hn){var i=this,hm=i.display;if(a2(i,hn)||hm.activeTouch&&hm.input.supportsTouch()){return}hm.input.ensurePolled();hm.shift=hn.shiftKey;if(bn(hm,hn)){if(!dt){hm.scroller.draggable=false;setTimeout(function(){return hm.scroller.draggable=true},100)}return}if(o(i,hn)){return}var ho=cO(i,hn),hk=gE(hn),hl=ho?J(ho,hk):"single";window.focus();if(hk==1&&i.state.selectingText){i.state.selectingText(hn)}if(ho&&dd(i,hk,ho,hl,hn)){return}if(hk==1){if(ho){aF(i,ho,hl,hn)}else{if(Q(hn)==hm.scroller){c7(hn)}}}else{if(hk==2){if(ho){gS(i.doc,ho)}setTimeout(function(){return hm.input.focus()},20)}else{if(hk==3){if(g9){i.display.input.onContextMenu(hn)}else{ar(i)}}}}}function dd(i,hl,ho,hn,hm){var hk="Click";if(hn=="double"){hk="Double"+hk}else{if(hn=="triple"){hk="Triple"+hk}}hk=(hl==1?"Left":hl==2?"Middle":"Right")+hk;return bp(i,gU(hk,hm),hm,function(hq){if(typeof hq=="string"){hq=fi[hq]}if(!hq){return false}var hp=false;try{if(i.isReadOnly()){i.state.suppressEdits=true}hp=hq(i,ho)!=cy}finally{i.state.suppressEdits=false}return hp})}function b2(i,ho,hm){var hk=i.getOption("configureMouse");var hn=hk?hk(i,ho,hm):{};if(hn.unit==null){var hl=gx?hm.shiftKey&&hm.metaKey:hm.altKey;hn.unit=hl?"rectangle":ho=="single"?"char":ho=="double"?"word":"line"}if(hn.extend==null||i.doc.extend){hn.extend=i.doc.extend||hm.shiftKey}if(hn.addNew==null){hn.addNew=ct?hm.metaKey:hm.ctrlKey}if(hn.moveOnDrag==null){hn.moveOnDrag=!(ct?hm.altKey:hm.ctrlKey)}return hn}function aF(i,hp,ho,hm){if(ef){setTimeout(cW(u,i),0)}else{i.curOp.focus=ej()}var hl=b2(i,ho,hm);var hn=i.doc.sel,hk;if(i.options.dragDrop&&ft&&!i.isReadOnly()&&ho=="single"&&(hk=hn.contains(hp))>-1&&(cD((hk=hn.ranges[hk]).from(),hp)<0||hp.xRel>0)&&(cD(hk.to(),hp)>0||hp.xRel<0)){bf(i,hm,hp,hl)}else{p(i,hm,hp,hl)}}function bf(hq,i,hn,hk){var hm=hq.display,ho=false;var hl=du(hq,function(hs){if(dt){hm.scroller.draggable=false}hq.state.draggingText=false;eP(hm.wrapper.ownerDocument,"mouseup",hl);eP(hm.wrapper.ownerDocument,"mousemove",hr);eP(hm.scroller,"dragstart",hp);eP(hm.scroller,"drop",hl);if(!ho){c7(hs);if(!hk.addNew){gS(hq.doc,hn,null,null,hk.extend)}if(dt||ef&&n==9){setTimeout(function(){hm.wrapper.ownerDocument.body.focus();hm.input.focus()},20)}else{hm.input.focus()}}});var hr=function(hs){ho=ho||Math.abs(i.clientX-hs.clientX)+Math.abs(i.clientY-hs.clientY)>=10};var hp=function(){return ho=true};if(dt){hm.scroller.draggable=true}hq.state.draggingText=hl;hl.copy=!hk.moveOnDrag;if(hm.scroller.dragDrop){hm.scroller.dragDrop()}ci(hm.wrapper.ownerDocument,"mouseup",hl);ci(hm.wrapper.ownerDocument,"mousemove",hr);ci(hm.scroller,"dragstart",hp);ci(hm.scroller,"drop",hl);ar(hq);setTimeout(function(){return hm.input.focus()},20)}function ep(hk,hm,hl){if(hl=="char"){return new eu(hm,hm)}if(hl=="word"){return hk.findWordAt(hm)}if(hl=="line"){return new eu(ab(hm.line,0),gy(hk.doc,ab(hm.line+1,0)))}var i=hl(hk,hm);return new eu(i.from,i.to)}function p(hn,hy,hl,hr){var hx=hn.display,hB=hn.doc;c7(hy);var hk,hA,ho=hB.sel,i=ho.ranges;if(hr.addNew&&!hr.extend){hA=hB.sel.contains(hl);if(hA>-1){hk=i[hA]}else{hk=new eu(hl,hl)}}else{hk=hB.sel.primary();hA=hB.sel.primIndex}if(hr.unit=="rectangle"){if(!hr.addNew){hk=new eu(hl,hl)}hl=cO(hn,hy,true,true);hA=-1}else{var hm=ep(hn,hl,hr.unit);if(hr.extend){hk=gf(hk,hm.anchor,hm.head,hr.extend)}else{hk=hm}}if(!hr.addNew){hA=0;cf(hB,new gZ([hk],0),R);ho=hB.sel}else{if(hA==-1){hA=i.length;cf(hB,cX(hn,i.concat([hk]),hA),{scroll:false,origin:"*mouse"})}else{if(i.length>1&&i[hA].empty()&&hr.unit=="char"&&!hr.extend){cf(hB,cX(hn,i.slice(0,hA).concat(i.slice(hA+1)),0),{scroll:false,origin:"*mouse"});ho=hB.sel}else{e(hB,hA,hk,R)}}}var hw=hl;function hv(hM){if(cD(hw,hM)==0){return}hw=hM;if(hr.unit=="rectangle"){var hE=[],hJ=hn.options.tabSize;var hD=cc(f0(hB,hl.line).text,hl.ch,hJ);var hQ=cc(f0(hB,hM.line).text,hM.ch,hJ);var hF=Math.min(hD,hQ),hO=Math.max(hD,hQ);for(var hR=Math.min(hl.line,hM.line),hH=Math.min(hn.lastLine(),Math.max(hl.line,hM.line));hR<=hH;hR++){var hP=f0(hB,hR).text,hG=e2(hP,hF,hJ);if(hF==hO){hE.push(new eu(ab(hR,hG),ab(hR,hG)))}else{if(hP.length>hG){hE.push(new eu(ab(hR,hG),ab(hR,e2(hP,hO,hJ))))}}}if(!hE.length){hE.push(new eu(hl,hl))}cf(hB,cX(hn,ho.ranges.slice(0,hA).concat(hE),hA),{origin:"*mouse",scroll:false});hn.scrollIntoView(hM)}else{var hK=hk;var hN=ep(hn,hM,hr.unit);var hI=hK.anchor,hL;if(cD(hN.anchor,hI)>0){hL=hN.head;hI=aA(hK.from(),hN.anchor)}else{hL=hN.anchor;hI=bQ(hK.to(),hN.head)}var hC=ho.ranges.slice(0);hC[hA]=at(hn,new eu(gy(hB,hI),hL));cf(hB,cX(hn,hC,hA),R)}}var ht=hx.wrapper.getBoundingClientRect();var hp=0;function hz(hE){var hC=++hp;var hG=cO(hn,hE,true,hr.unit=="rectangle");if(!hG){return}if(cD(hG,hw)!=0){hn.curOp.focus=ej();hv(hG);var hF=cs(hx,hB);if(hG.line>=hF.to||hG.line<hF.from){setTimeout(du(hn,function(){if(hp==hC){hz(hE)}}),150)}}else{var hD=hE.clientY<ht.top?-20:hE.clientY>ht.bottom?20:0;if(hD){setTimeout(du(hn,function(){if(hp!=hC){return}hx.scroller.scrollTop+=hD;hz(hE)}),50)}}}function hs(hC){hn.state.selectingText=false;hp=Infinity;if(hC){c7(hC);hx.input.focus()}eP(hx.wrapper.ownerDocument,"mousemove",hu);eP(hx.wrapper.ownerDocument,"mouseup",hq);hB.history.lastSelOrigin=null}var hu=du(hn,function(hC){if(hC.buttons===0||!gE(hC)){hs(hC)}else{hz(hC)}});var hq=du(hn,hs);hn.state.selectingText=hq;ci(hx.wrapper.ownerDocument,"mousemove",hu);ci(hx.wrapper.ownerDocument,"mouseup",hq)}function at(hx,hy){var hq=hy.anchor;var hu=hy.head;var ht=f0(hx.doc,hq.line);if(cD(hq,hu)==0&&hq.sticky==hu.sticky){return hy}var hn=a(ht);if(!hn){return hy}var hs=aR(hn,hq.ch,hq.sticky),hl=hn[hs];if(hl.from!=hq.ch&&hl.to!=hq.ch){return hy}var hk=hs+((hl.from==hq.ch)==(hl.level!=1)?0:1);if(hk==0||hk==hn.length){return hy}var hr;if(hu.line!=hq.line){hr=(hu.line-hq.line)*(hx.doc.direction=="ltr"?1:-1)>0}else{var hp=aR(hn,hu.ch,hu.sticky);var hm=hp-hs||(hu.ch-hq.ch)*(hl.level==1?-1:1);if(hp==hk-1||hp==hk){hr=hm<0}else{hr=hm>0}}var ho=hn[hk+(hr?-1:0)];var hw=hr==(ho.level==1);var i=hw?ho.from:ho.to,hv=hw?"after":"before";return hq.ch==i&&hq.sticky==hv?hy:new eu(new ab(hq.line,i,hv),hu)}function hi(hu,hq,hs,ht){var hl,hk;if(hq.touches){hl=hq.touches[0].clientX;hk=hq.touches[0].clientY}else{try{hl=hq.clientX;hk=hq.clientY}catch(hq){return false}}if(hl>=Math.floor(hu.display.gutters.getBoundingClientRect().right)){return false}if(ht){c7(hq)}var hr=hu.display;var hp=hr.lineDiv.getBoundingClientRect();if(hk>hp.bottom||!f5(hu,hs)){return b5(hq)}hk-=hp.top-hr.viewOffset;for(var hn=0;hn<hu.display.gutterSpecs.length;++hn){var ho=hr.gutters.childNodes[hn];if(ho&&ho.getBoundingClientRect().right>=hl){var hv=b0(hu.doc,hk);var hm=hu.display.gutterSpecs[hn];aN(hu,hs,hu,hv,hm.className,hq);return b5(hq)}}}function o(i,hk){return hi(i,hk,"gutterClick",true)}function aG(i,hk){if(bn(i.display,hk)||dN(i,hk)){return}if(a2(i,hk,"contextmenu")){return}if(!g9){i.display.input.onContextMenu(hk)}}function dN(i,hk){if(!f5(i,"gutterContextMenu")){return false}return hi(i,hk,"gutterContextMenu",false)}function dg(i){i.display.wrapper.className=i.display.wrapper.className.replace(/\s*cm-s-\S+/g,"")+i.options.theme.replace(/(^|\s)\s*/g," cm-s-");aq(i)}var cz={toString:function(){return"CodeMirror.Init"}};var fN={};var br={};function fn(i){var hl=i.optionHandlers;function hk(hm,hp,ho,hn){i.defaults[hm]=hp;if(ho){hl[hm]=hn?function(hq,hs,hr){if(hr!=cz){ho(hq,hs,hr)}}:ho}}i.defineOption=hk;i.Init=cz;hk("value","",function(hm,hn){return hm.setValue(hn)},true);hk("mode",null,function(hm,hn){hm.doc.modeOption=hn;bJ(hm)},true);hk("indentUnit",2,bJ,true);hk("indentWithTabs",false);hk("smartIndent",true);hk("tabSize",4,function(hm){eX(hm);aq(hm);ao(hm)},true);hk("lineSeparator",null,function(hm,hp){hm.doc.lineSep=hp;if(!hp){return}var ho=[],hq=hm.doc.first;hm.doc.iter(function(hr){for(var ht=0;;){var hs=hr.text.indexOf(hp,ht);if(hs==-1){break}ht=hs+hp.length;ho.push(ab(hq,hs))}hq++});for(var hn=ho.length-1;hn>=0;hn--){bc(hm.doc,hp,ho[hn],ab(ho[hn].line,ho[hn].ch+hp.length))}});hk("specialChars",/[\u0000-\u001f\u007f-\u009f\u00ad\u061c\u200b-\u200f\u2028\u2029\ufeff]/g,function(hm,ho,hn){hm.state.specialChars=new RegExp(ho.source+(ho.test("\t")?"":"|\t"),"g");if(hn!=cz){hm.refresh()}});hk("specialCharPlaceholder",fZ,function(hm){return hm.refresh()},true);hk("electricChars",true);hk("inputStyle",eQ?"contenteditable":"textarea",function(){throw new Error("inputStyle can not (yet) be changed in a running editor")},true);hk("spellcheck",false,function(hm,hn){return hm.getInputField().spellcheck=hn},true);hk("autocorrect",false,function(hm,hn){return hm.getInputField().autocorrect=hn},true);hk("autocapitalize",false,function(hm,hn){return hm.getInputField().autocapitalize=hn},true);hk("rtlMoveVisually",!a0);hk("wholeLineUpdateBefore",true);hk("theme","default",function(hm){dg(hm);eM(hm)},true);hk("keyMap","default",function(hm,hq,hn){var ho=gR(hq);var hp=hn!=cz&&gR(hn);if(hp&&hp.detach){hp.detach(hm,ho)}if(ho.attach){ho.attach(hm,hp||null)}});hk("extraKeys",null);hk("configureMouse",null);hk("lineWrapping",false,fm,true);hk("gutters",[],function(hm,hn){hm.display.gutterSpecs=bd(hn,hm.options.lineNumbers);eM(hm)},true);hk("fixedGutter",true,function(hm,hn){hm.display.gutters.style.left=hn?ev(hm.display)+"px":"0";hm.refresh()},true);hk("coverGutterNextToScrollbar",false,function(hm){return fJ(hm)},true);hk("scrollbarStyle","native",function(hm){aL(hm);fJ(hm);hm.display.scrollbars.setScrollTop(hm.doc.scrollTop);hm.display.scrollbars.setScrollLeft(hm.doc.scrollLeft)},true);hk("lineNumbers",false,function(hm,hn){hm.display.gutterSpecs=bd(hm.options.gutters,hn);eM(hm)},true);hk("firstLineNumber",1,eM,true);hk("lineNumberFormatter",function(hm){return hm},eM,true);hk("showCursorWhenSelecting",false,bV,true);hk("resetSelectionOnContextMenu",true);hk("lineWiseCopyCut",true);hk("pasteLinesPerSelection",true);hk("selectionsMayTouch",false);hk("readOnly",false,function(hm,hn){if(hn=="nocursor"){a6(hm);hm.display.input.blur()}hm.display.input.readOnlyChanged(hn)});hk("disableInput",false,function(hm,hn){if(!hn){hm.display.input.reset()}},true);hk("dragDrop",true,gX);hk("allowDropFileTypes",null);hk("cursorBlinkRate",530);hk("cursorScrollMargin",0);hk("cursorHeight",1,bV,true);hk("singleCursorHeightPerLine",true,bV,true);hk("workTime",100);hk("workDelay",100);hk("flattenSpans",true,eX,true);hk("addModeClass",false,eX,true);hk("pollInterval",100);hk("undoDepth",200,function(hm,hn){return hm.doc.history.undoDepth=hn});hk("historyEventDelay",1250);hk("viewportMargin",10,function(hm){return hm.refresh()},true);hk("maxHighlightLength",10000,eX,true);hk("moveInputWithCursor",true,function(hm,hn){if(!hn){hm.display.input.resetPosition()}});hk("tabindex",null,function(hm,hn){return hm.display.input.getField().tabIndex=hn||""});hk("autofocus",null);hk("direction","ltr",function(hm,hn){return hm.doc.setDirection(hn)},true);hk("phrases",null)}function gX(hk,hn,hl){var ho=hl&&hl!=cz;if(!hn!=!ho){var hm=hk.display.dragFunctions;var i=hn?ci:eP;i(hk.display.scroller,"dragstart",hm.start);i(hk.display.scroller,"dragenter",hm.enter);i(hk.display.scroller,"dragover",hm.over);i(hk.display.scroller,"dragleave",hm.leave);i(hk.display.scroller,"drop",hm.drop)}}function fm(i){if(i.options.lineWrapping){gn(i.display.wrapper,"CodeMirror-wrap");i.display.sizer.style.minWidth="";i.display.sizerWidth=null}else{h(i.display.wrapper,"CodeMirror-wrap");f(i)}ae(i);ao(i);aq(i);setTimeout(function(){return fJ(i)},100)}function L(hk,hm){var hr=this;if(!(this instanceof L)){return new L(hk,hm)}this.options=hm=hm?aY(hm):{};aY(fN,hm,false);var hq=hm.value;if(typeof hq=="string"){hq=new aC(hq,hm.mode,null,hm.lineSeparator,hm.direction)}else{if(hm.mode){hq.modeOption=hm.mode}}this.doc=hq;var hl=new L.inputStyles[hm.inputStyle](this);var hp=this.display=new fo(hk,hq,hl,hm);hp.wrapper.CodeMirror=this;dg(this);if(hm.lineWrapping){this.display.wrapper.className+=" CodeMirror-wrap"}aL(this);this.state={keyMaps:[],overlays:[],modeGen:0,overwrite:false,delayingBlurEvent:false,focused:false,suppressEdits:false,pasteIncoming:-1,cutIncoming:-1,selectingText:false,draggingText:false,highlight:new hj(),keySeq:null,specialChars:null};if(hm.autofocus&&!eQ){hp.input.focus()}if(ef&&n<11){setTimeout(function(){return hr.display.input.reset(true)},20)}gH(this);bv();db(this);this.curOp.forceUpdate=true;eL(this,hq);if((hm.autofocus&&!eQ)||this.hasFocus()){setTimeout(cW(c2,this),20)}else{a6(this)}for(var ho in br){if(br.hasOwnProperty(ho)){br[ho](hr,hm[ho],cz)}}eD(this);if(hm.finishInit){hm.finishInit(this)}for(var hn=0;hn<bk.length;++hn){bk[hn](hr)}av(this);if(dt&&hm.lineWrapping&&getComputedStyle(hp.lineDiv).textRendering=="optimizelegibility"){hp.lineDiv.style.textRendering="auto"}}L.defaults=fN;L.optionHandlers=br;function gH(hk){var ho=hk.display;ci(ho.scroller,"mousedown",du(hk,e7));if(ef&&n<11){ci(ho.scroller,"dblclick",du(hk,function(hs){if(a2(hk,hs)){return}var ht=cO(hk,hs);if(!ht||o(hk,hs)||bn(hk.display,hs)){return}c7(hs);var hr=hk.findWordAt(ht);gS(hk.doc,hr.anchor,hr.head)}))}else{ci(ho.scroller,"dblclick",function(hr){return a2(hk,hr)||c7(hr)})}ci(ho.scroller,"contextmenu",function(hr){return aG(hk,hr)});var hq,i={end:0};function hp(){if(ho.activeTouch){hq=setTimeout(function(){return ho.activeTouch=null},1000);i=ho.activeTouch;i.end=+new Date}}function hm(hr){if(hr.touches.length!=1){return false}var hs=hr.touches[0];return hs.radiusX<=1&&hs.radiusY<=1}function hl(hu,hr){if(hr.left==null){return true}var ht=hr.left-hu.left,hs=hr.top-hu.top;return ht*ht+hs*hs>20*20}ci(ho.scroller,"touchstart",function(hs){if(!a2(hk,hs)&&!hm(hs)&&!o(hk,hs)){ho.input.ensurePolled();clearTimeout(hq);var hr=+new Date;ho.activeTouch={start:hr,moved:false,prev:hr-i.end<=300?i:null};if(hs.touches.length==1){ho.activeTouch.left=hs.touches[0].pageX;ho.activeTouch.top=hs.touches[0].pageY}}});ci(ho.scroller,"touchmove",function(){if(ho.activeTouch){ho.activeTouch.moved=true}});ci(ho.scroller,"touchend",function(hs){var hu=ho.activeTouch;if(hu&&!bn(ho,hs)&&hu.left!=null&&!hu.moved&&new Date-hu.start<300){var ht=hk.coordsChar(ho.activeTouch,"page"),hr;if(!hu.prev||hl(hu,hu.prev)){hr=new eu(ht,ht)}else{if(!hu.prev.prev||hl(hu,hu.prev.prev)){hr=hk.findWordAt(ht)}else{hr=new eu(ab(ht.line,0),gy(hk.doc,ab(ht.line+1,0)))}}hk.setSelection(hr.anchor,hr.head);hk.focus();c7(hs)}hp()});ci(ho.scroller,"touchcancel",hp);ci(ho.scroller,"scroll",function(){if(ho.scroller.clientHeight){C(hk,ho.scroller.scrollTop);bX(hk,ho.scroller.scrollLeft,true);aN(hk,"scroll",hk)}});ci(ho.scroller,"mousewheel",function(hr){return c(hk,hr)});ci(ho.scroller,"DOMMouseScroll",function(hr){return c(hk,hr)});ci(ho.wrapper,"scroll",function(){return ho.wrapper.scrollTop=ho.wrapper.scrollLeft=0});ho.dragFunctions={enter:function(hr){if(!a2(hk,hr)){e3(hr)}},over:function(hr){if(!a2(hk,hr)){hh(hk,hr);e3(hr)}},start:function(hr){return U(hk,hr)},drop:du(hk,bw),leave:function(hr){if(!a2(hk,hr)){dH(hk)}}};var hn=ho.input.getField();ci(hn,"keyup",function(hr){return bt.call(hk,hr)});ci(hn,"keydown",du(hk,s));ci(hn,"keypress",du(hk,cY));ci(hn,"focus",function(hr){return c2(hk,hr)});ci(hn,"blur",function(hr){return a6(hk,hr)})}var bk=[];L.defineInitHook=function(i){return bk.push(i)};function aj(hz,ho,hy,hm){var hx=hz.doc,hl;if(hy==null){hy="add"}if(hy=="smart"){if(!hx.mode.indent){hy="prev"}else{hl=fH(hz,ho).state}}var hs=hz.options.tabSize;var hA=f0(hx,ho),hr=cc(hA.text,null,hs);if(hA.stateAfter){hA.stateAfter=null}var hk=hA.text.match(/^\s*/)[0],hv;if(!hm&&!/\S/.test(hA.text)){hv=0;hy="not"}else{if(hy=="smart"){hv=hx.mode.indent(hl,hA.text.slice(hk.length),hA.text);if(hv==cy||hv>150){if(!hm){return}hy="prev"}}}if(hy=="prev"){if(ho>hx.first){hv=cc(f0(hx,ho-1).text,null,hs)}else{hv=0}}else{if(hy=="add"){hv=hr+hz.options.indentUnit}else{if(hy=="subtract"){hv=hr-hz.options.indentUnit}else{if(typeof hy=="number"){hv=hr+hy}}}}hv=Math.max(0,hv);var hw="",hu=0;if(hz.options.indentWithTabs){for(var hp=Math.floor(hv/hs);hp;--hp){hu+=hs;hw+="\t"}}if(hu<hv){hw+=cQ(hv-hu)}if(hw!=hk){bc(hx,hw,ab(ho,0),ab(ho,hk.length),"+input");hA.stateAfter=null;return true}else{for(var hn=0;hn<hx.sel.ranges.length;hn++){var hq=hx.sel.ranges[hn];if(hq.head.line==ho&&hq.head.ch<hk.length){var ht=ab(ho,hk.length);e(hx,hn,new eu(ht,ht));break}}}}var by=null;function dA(i){by=i}function gT(hy,hp,hn,hm,hx){var hw=hy.doc;hy.display.shift=false;if(!hm){hm=hw.sel}var hA=+new Date-200;var ho=hx=="paste"||hy.state.pasteIncoming>hA;var hr=gJ(hp),hk=null;if(ho&&hm.ranges.length>1){if(by&&by.text.join("\n")==hp){if(hm.ranges.length%by.text.length==0){hk=[];for(var hq=0;hq<by.text.length;hq++){hk.push(hw.splitLines(by.text[hq]))}}}else{if(hr.length==hm.ranges.length&&hy.options.pasteLinesPerSelection){hk=ce(hr,function(i){return[i]})}}}var hs=hy.curOp.updateInput;for(var hl=hm.ranges.length-1;hl>=0;hl--){var hz=hm.ranges[hl];var hv=hz.from(),hu=hz.to();if(hz.empty()){if(hn&&hn>0){hv=ab(hv.line,hv.ch-hn)}else{if(hy.state.overwrite&&!ho){hu=ab(hu.line,Math.min(f0(hw,hu.line).text.length,hu.ch+gt(hr).length))}else{if(ho&&by&&by.lineWise&&by.text.join("\n")==hp){hv=hu=ab(hv.line,0)}}}}var ht={from:hv,to:hu,text:hk?hk[hl%hk.length]:hr,origin:hx||(ho?"paste":hy.state.cutIncoming>hA?"cut":"+input")};bs(hy.doc,ht);al(hy,"inputRead",hy,ht)}if(hp&&!ho){gP(hy,hp)}gs(hy);if(hy.curOp.updateInput<2){hy.curOp.updateInput=hs}hy.curOp.typing=true;hy.state.pasteIncoming=hy.state.cutIncoming=-1}function bm(hl,i){var hk=hl.clipboardData&&hl.clipboardData.getData("Text");if(hk){hl.preventDefault();if(!i.isReadOnly()&&!i.options.disableInput){df(i,function(){return gT(i,hk,0,null,"paste")})}return true}}function gP(hk,hn){if(!hk.options.electricChars||!hk.options.smartIndent){return}var ho=hk.doc.sel;for(var hm=ho.ranges.length-1;hm>=0;hm--){var hq=ho.ranges[hm];if(hq.head.ch>100||(hm&&ho.ranges[hm-1].head.line==hq.head.line)){continue}var hp=hk.getModeAt(hq.head);var hr=false;if(hp.electricChars){for(var hl=0;hl<hp.electricChars.length;hl++){if(hn.indexOf(hp.electricChars.charAt(hl))>-1){hr=aj(hk,hq.head.line,"smart");break}}}else{if(hp.electricInput){if(hp.electricInput.test(f0(hk.doc,hq.head.line).text.slice(0,hq.head.ch))){hr=aj(hk,hq.head.line,"smart")}}}if(hr){al(hk,"electricInput",hk,hq.head.line)}}}function dO(hk){var hp=[],hm=[];for(var hn=0;hn<hk.doc.sel.ranges.length;hn++){var hl=hk.doc.sel.ranges[hn].head.line;var ho={anchor:ab(hl,0),head:ab(hl+1,0)};hm.push(ho);hp.push(hk.getRange(ho.anchor,ho.head))}return{text:hp,ranges:hm}}function gF(hm,hk,i,hl){hm.setAttribute("autocorrect",i?"":"off");hm.setAttribute("autocapitalize",hl?"":"off");hm.setAttribute("spellcheck",!!hk)}function a8(){var i=g0("textarea",null,null,"position: absolute; bottom: -1em; padding: 0; width: 1px; height: 1em; outline: none");var hk=g0("div",[i],null,"overflow: hidden; position: relative; width: 3px; height: 0px;");if(dt){i.style.width="1000px"}else{i.setAttribute("wrap","off")}if(fM){i.style.border="1px solid black"}gF(i);return hk}function ek(i){var hk=i.optionHandlers;var hl=i.helpers={};i.prototype={constructor:i,focus:function(){window.focus();this.display.input.focus()},setOption:function(ho,hp){var hn=this.options,hm=hn[ho];if(hn[ho]==hp&&ho!="mode"){return}hn[ho]=hp;if(hk.hasOwnProperty(ho)){du(this,hk[ho])(this,hp,hm)}aN(this,"optionChange",this,ho)},getOption:function(hm){return this.options[hm]},getDoc:function(){return this.doc},addKeyMap:function(hn,hm){this.state.keyMaps[hm?"push":"unshift"](gR(hn))},removeKeyMap:function(hn){var ho=this.state.keyMaps;for(var hm=0;hm<ho.length;++hm){if(ho[hm]==hn||ho[hm].name==hn){ho.splice(hm,1);return true}}},addOverlay:dE(function(hm,hn){var ho=hm.token?hm:i.getMode(this.options,hm);if(ho.startState){throw new Error("Overlays may not be stateful.")}cw(this.state.overlays,{mode:ho,modeSpec:hm,opaque:hn&&hn.opaque,priority:(hn&&hn.priority)||0},function(hp){return hp.priority});this.state.modeGen++;ao(this)}),removeOverlay:dE(function(hm){var hq=this;var ho=this.state.overlays;for(var hn=0;hn<ho.length;++hn){var hp=ho[hn].modeSpec;if(hp==hm||typeof hm=="string"&&hp.name==hm){ho.splice(hn,1);hq.state.modeGen++;ao(hq);return}}}),indentLine:dE(function(ho,hm,hn){if(typeof hm!="string"&&typeof hm!="number"){if(hm==null){hm=this.options.smartIndent?"smart":"prev"}else{hm=hm?"add":"subtract"}}if(cv(this.doc,ho)){aj(this,ho,hm,hn)}}),indentSelection:dE(function(hv){var hs=this;var hm=this.doc.sel.ranges,hp=-1;for(var hr=0;hr<hm.length;hr++){var hw=hm[hr];if(!hw.empty()){var ht=hw.from(),hu=hw.to();var hn=Math.max(hp,ht.line);hp=Math.min(hs.lastLine(),hu.line-(hu.ch?0:1))+1;for(var hq=hn;hq<hp;++hq){aj(hs,hq,hv)}var ho=hs.doc.sel.ranges;if(ht.ch==0&&hm.length==ho.length&&ho[hr].from().ch>0){e(hs.doc,hr,new eu(ht,ho[hr].to()),ag)}}else{if(hw.head.line>hp){aj(hs,hw.head.line,hv,true);hp=hw.head.line;if(hr==hs.doc.sel.primIndex){gs(hs)}}}}}),getTokenAt:function(hn,hm){return cR(this,hn,hm)},getLineTokens:function(hn,hm){return cR(this,ab(hn),hm,true)},getTokenTypeAt:function(ht){ht=gy(this.doc,ht);var hp=dC(this,f0(this.doc,ht.line));var hr=0,hs=(hp.length-1)/2,ho=ht.ch;var hn;if(ho==0){hn=hp[2]}else{for(;;){var hm=(hr+hs)>>1;if((hm?hp[hm*2-1]:0)>=ho){hs=hm}else{if(hp[hm*2+1]<ho){hr=hm+1}else{hn=hp[hm*2+2];break}}}}var hq=hn?hn.indexOf("overlay "):-1;return hq<0?hn:hq==0?null:hn.slice(0,hq-1)},getModeAt:function(hn){var hm=this.doc.mode;if(!hm.innerMode){return hm}return i.innerMode(hm,this.getTokenAt(hn).state).mode},getHelper:function(hn,hm){return this.getHelpers(hn,hm)[0]},getHelpers:function(ht,hs){var hq=this;var hv=[];if(!hl.hasOwnProperty(hs)){return hv}var ho=hl[hs],hr=this.getModeAt(ht);if(typeof hr[hs]=="string"){if(ho[hr[hs]]){hv.push(ho[hr[hs]])}}else{if(hr[hs]){for(var hp=0;hp<hr[hs].length;hp++){var hn=ho[hr[hs][hp]];if(hn){hv.push(hn)}}}else{if(hr.helperType&&ho[hr.helperType]){hv.push(ho[hr.helperType])}else{if(ho[hr.name]){hv.push(ho[hr.name])}}}}for(var hm=0;hm<ho._global.length;hm++){var hu=ho._global[hm];if(hu.pred(hr,hq)&&dP(hv,hu.val)==-1){hv.push(hu.val)}}return hv},getStateAfter:function(hn,hm){var ho=this.doc;hn=dy(ho,hn==null?ho.first+ho.size-1:hn);return fH(this,hn+1,hm).state},cursorCoords:function(hp,hn){var ho,hm=this.doc.sel.primary();if(hp==null){ho=hm.head}else{if(typeof hp=="object"){ho=gy(this.doc,hp)}else{ho=hp?hm.from():hm.to()}}return er(this,ho,hn||"page")},charCoords:function(hn,hm){return dc(this,gy(this.doc,hn),hm||"page")},coordsChar:function(hm,hn){hm=hf(this,hm,hn||"page");return gG(this,hm.left,hm.top)},lineAtHeight:function(hm,hn){hm=hf(this,{top:hm,left:0},hn||"page").top;return b0(this.doc,hm+this.display.viewOffset)},heightAtLine:function(hn,hr,hq){var hm=false,ho;if(typeof hn=="number"){var hp=this.doc.first+this.doc.size-1;if(hn<this.doc.first){hn=this.doc.first}else{if(hn>hp){hn=hp;hm=true}}ho=f0(this.doc,hn)}else{ho=hn}return fz(this,ho,{top:0,left:0},hr||"page",hq||hm).top+(hm?this.doc.height-b6(ho):0)},defaultTextHeight:function(){return a9(this.display)},defaultCharWidth:function(){return d7(this.display)},getViewport:function(){return{from:this.display.viewFrom,to:this.display.viewTo}},addWidget:function(hr,ho,ht,hp,hv){var hq=this.display;hr=er(this,gy(this.doc,hr));var hs=hr.bottom,hn=hr.left;ho.style.position="absolute";ho.setAttribute("cm-ignore-events","true");this.display.input.setUneditable(ho);hq.sizer.appendChild(ho);if(hp=="over"){hs=hr.top}else{if(hp=="above"||hp=="near"){var hm=Math.max(hq.wrapper.clientHeight,this.doc.height),hu=Math.max(hq.sizer.clientWidth,hq.lineSpace.clientWidth);if((hp=="above"||hr.bottom+ho.offsetHeight>hm)&&hr.top>ho.offsetHeight){hs=hr.top-ho.offsetHeight}else{if(hr.bottom+ho.offsetHeight<=hm){hs=hr.bottom}}if(hn+ho.offsetWidth>hu){hn=hu-ho.offsetWidth}}}ho.style.top=hs+"px";ho.style.left=ho.style.right="";if(hv=="right"){hn=hq.sizer.clientWidth-ho.offsetWidth;ho.style.right="0px"}else{if(hv=="left"){hn=0}else{if(hv=="middle"){hn=(hq.sizer.clientWidth-ho.offsetWidth)/2}}ho.style.left=hn+"px"}if(ht){I(this,{left:hn,top:hs,right:hn+ho.offsetWidth,bottom:hs+ho.offsetHeight})}},triggerOnKeyDown:dE(s),triggerOnKeyPress:dE(cY),triggerOnKeyUp:bt,triggerOnMouseDown:dE(e7),execCommand:function(hm){if(fi.hasOwnProperty(hm)){return fi[hm].call(null,this)}},triggerElectric:dE(function(hm){gP(this,hm)}),findPosH:function(ht,hp,hq,hn){var hs=this;var hm=1;if(hp<0){hm=-1;hp=-hp}var hr=gy(this.doc,ht);for(var ho=0;ho<hp;++ho){hr=bO(hs.doc,hr,hm,hq,hn);if(hr.hitSide){break}}return hr},moveH:dE(function(hm,hn){var ho=this;this.extendSelectionsBy(function(hp){if(ho.display.shift||ho.doc.extend||hp.empty()){return bO(ho.doc,hp.head,hm,hn,ho.options.rtlMoveVisually)}else{return hm<0?hp.from():hp.to()}},dp)}),deleteH:dE(function(hm,hn){var ho=this.doc.sel,hp=this.doc;if(ho.somethingSelected()){hp.replaceSelection("",null,"+delete")}else{fI(this,function(hr){var hq=bO(hp,hr.head,hm,hn,false);return hm<0?{from:hq,to:hr.head}:{from:hr.head,to:hq}})}}),findPosV:function(hs,hp,ht,hv){var ho=this;var hm=1,hr=hv;if(hp<0){hm=-1;hp=-hp}var hu=gy(this.doc,hs);for(var hn=0;hn<hp;++hn){var hq=er(ho,hu,"div");if(hr==null){hr=hq.left}else{hq.left=hr}hu=bI(ho,hq,hm,ht);if(hu.hitSide){break}}return hu},moveV:dE(function(hm,ho){var hs=this;var hq=this.doc,hp=[];var hr=!this.display.shift&&!hq.extend&&hq.sel.somethingSelected();hq.extendSelectionsBy(function(ht){if(hr){return hm<0?ht.from():ht.to()}var hv=er(hs,ht.head,"div");if(ht.goalColumn!=null){hv.left=ht.goalColumn}hp.push(hv.left);var hu=bI(hs,hv,hm,ho);if(ho=="page"&&ht==hq.sel.primary()){c9(hs,dc(hs,hu,"div").top-hv.top)}return hu},dp);if(hp.length){for(var hn=0;hn<hq.sel.ranges.length;hn++){hq.sel.ranges[hn].goalColumn=hp[hn]}}}),findWordAt:function(ht){var hr=this.doc,hp=f0(hr,ht.line).text;var hs=ht.ch,ho=ht.ch;if(hp){var hq=this.getHelper(ht,"wordChars");if((ht.sticky=="before"||ho==hp.length)&&hs){--hs}else{++ho}var hn=hp.charAt(hs);var hm=c1(hn,hq)?function(hu){return c1(hu,hq)}:/\s/.test(hn)?function(hu){return/\s/.test(hu)}:function(hu){return(!/\s/.test(hu)&&!c1(hu))};while(hs>0&&hm(hp.charAt(hs-1))){--hs}while(ho<hp.length&&hm(hp.charAt(ho))){++ho}}return new eu(ab(ht.line,hs),ab(ht.line,ho))},toggleOverwrite:function(hm){if(hm!=null&&hm==this.state.overwrite){return}if(this.state.overwrite=!this.state.overwrite){gn(this.display.cursorDiv,"CodeMirror-overwrite")}else{h(this.display.cursorDiv,"CodeMirror-overwrite")}aN(this,"overwriteToggle",this,this.state.overwrite)},hasFocus:function(){return this.display.input.getField()==ej()},isReadOnly:function(){return !!(this.options.readOnly||this.doc.cantEdit)},scrollTo:dE(function(hm,hn){fu(this,hm,hn)}),getScrollInfo:function(){var hm=this.display.scroller;return{left:hm.scrollLeft,top:hm.scrollTop,height:hm.scrollHeight-dl(this)-this.display.barHeight,width:hm.scrollWidth-dl(this)-this.display.barWidth,clientHeight:dn(this),clientWidth:dS(this)}},scrollIntoView:dE(function(hn,hm){if(hn==null){hn={from:this.doc.sel.primary().head,to:null};if(hm==null){hm=this.options.cursorScrollMargin}}else{if(typeof hn=="number"){hn={from:ab(hn,0),to:null}}else{if(hn.from==null){hn={from:hn,to:null}}}}if(!hn.to){hn.to=hn.from}hn.margin=hm||0;if(hn.from.line!=null){cA(this,hn)}else{ca(this,hn.from,hn.to,hn.margin)}}),setSize:dE(function(hp,hm){var hq=this;var ho=function(hr){return typeof hr=="number"||/^\d+$/.test(String(hr))?hr+"px":hr};if(hp!=null){this.display.wrapper.style.width=ho(hp)}if(hm!=null){this.display.wrapper.style.height=ho(hm)}if(this.options.lineWrapping){aZ(this)}var hn=this.display.viewFrom;this.doc.iter(hn,this.display.viewTo,function(hr){if(hr.widgets){for(var hs=0;hs<hr.widgets.length;hs++){if(hr.widgets[hs].noHScroll){W(hq,hn,"widget");break}}}++hn});this.curOp.forceUpdate=true;aN(this,"refresh",this)}),operation:function(hm){return df(this,hm)},startOperation:function(){return db(this)},endOperation:function(){return av(this)},refresh:dE(function(){var hm=this.display.cachedTextHeight;ao(this);this.curOp.forceUpdate=true;aq(this);fu(this,this.doc.scrollLeft,this.doc.scrollTop);dx(this.display);if(hm==null||Math.abs(hm-a9(this.display))>0.5){ae(this)}aN(this,"refresh",this)}),swapDoc:dE(function(hn){var hm=this.doc;hm.cm=null;if(this.state.selectingText){this.state.selectingText()}eL(this,hn);aq(this);this.display.input.reset();fu(this,hn.scrollLeft,hn.scrollTop);this.curOp.forceScroll=true;al(this,"swapDoc",this,hm);return hm}),phrase:function(hn){var hm=this.options.phrases;return hm&&Object.prototype.hasOwnProperty.call(hm,hn)?hm[hn]:hn},getInputField:function(){return this.display.input.getField()},getWrapperElement:function(){return this.display.wrapper},getScrollerElement:function(){return this.display.scroller},getGutterElement:function(){return this.display.gutters}};bS(i);i.registerHelper=function(hn,hm,ho){if(!hl.hasOwnProperty(hn)){hl[hn]=i[hn]={_global:[]}}hl[hn][hm]=ho};i.registerGlobalHelper=function(ho,hn,hm,hp){i.registerHelper(ho,hn,hp);hl[ho]._global.push({pred:hm,val:hp})}}function bO(hv,hu,hm,hw,hk){var hn=hu;var hr=hm;var hq=f0(hv,hu.line);function i(){var hA=hu.line+hm;if(hA<hv.first||hA>=hv.first+hv.size){return false}hu=new ab(hA,hu.ch,hu.sticky);return hq=f0(hv,hA)}function ho(hB){var hA;if(hk){hA=w(hv.cm,hq,hu,hm)}else{hA=ap(hq,hu,hm)}if(hA==null){if(!hB&&i()){hu=fd(hk,hv.cm,hq,hu.line,hm)}else{return false}}else{hu=hA}return true}if(hw=="char"){ho()}else{if(hw=="column"){ho(true)}else{if(hw=="word"||hw=="group"){var ht=null,hy=hw=="group";var hl=hv.cm&&hv.cm.getHelper(hu,"wordChars");for(var hp=true;;hp=false){if(hm<0&&!ho(!hp)){break}var hx=hq.text.charAt(hu.ch)||"\n";var hs=c1(hx,hl)?"w":hy&&hx=="\n"?"n":!hy||/\s/.test(hx)?null:"p";if(hy&&!hp&&!hs){hs="s"}if(ht&&ht!=hs){if(hm<0){hm=1;ho();hu.sticky="after"}break}if(hs){ht=hs}if(hm>0&&!ho(!hp)){break}}}}}var hz=cg(hv,hu,hn,hr,true);if(ac(hn,hz)){hz.hitSide=true}return hz}function bI(hs,hn,hk,hr){var hq=hs.doc,hp=hn.left,ho;if(hr=="page"){var hm=Math.min(hs.display.wrapper.clientHeight,window.innerHeight||document.documentElement.clientHeight);var i=Math.max(hm-0.5*a9(hs.display),3);ho=(hk>0?hn.bottom:hn.top)+hk*i}else{if(hr=="line"){ho=hk>0?hn.bottom+3:hn.top-3}}var hl;for(;;){hl=gG(hs,hp,ho);if(!hl.outside){break}if(hk<0?ho<=0:ho>=hq.height){hl.hitSide=true;break}ho+=hk*5}return hl}var d1=function(i){this.cm=i;this.lastAnchorNode=this.lastAnchorOffset=this.lastFocusNode=this.lastFocusOffset=null;this.polling=new hj();this.composing=null;this.gracePeriod=false;this.readDOMTimeout=null};d1.prototype.init=function(hm){var ho=this;var hl=this,i=hl.cm;var hn=hl.div=hm.lineDiv;gF(hn,i.options.spellcheck,i.options.autocorrect,i.options.autocapitalize);ci(hn,"paste",function(hp){if(a2(i,hp)||bm(hp,i)){return}if(n<=11){setTimeout(du(i,function(){return ho.updateFromDOM()}),20)}});ci(hn,"compositionstart",function(hp){ho.composing={data:hp.data,done:false}});ci(hn,"compositionupdate",function(hp){if(!ho.composing){ho.composing={data:hp.data,done:false}}});ci(hn,"compositionend",function(hp){if(ho.composing){if(hp.data!=ho.composing.data){ho.readFromDOMSoon()}ho.composing.done=true}});ci(hn,"touchstart",function(){return hl.forceCompositionEnd()});ci(hn,"input",function(){if(!ho.composing){ho.readFromDOMSoon()}});function hk(ht){if(a2(i,ht)){return}if(i.somethingSelected()){dA({lineWise:false,text:i.getSelections()});if(ht.type=="cut"){i.replaceSelection("",null,"cut")}}else{if(!i.options.lineWiseCopyCut){return}else{var hq=dO(i);dA({lineWise:true,text:hq.text});if(ht.type=="cut"){i.operation(function(){i.setSelections(hq.ranges,0,ag);i.replaceSelection("",null,"cut")})}}}if(ht.clipboardData){ht.clipboardData.clearData();var hs=by.text.join("\n");ht.clipboardData.setData("Text",hs);if(ht.clipboardData.getData("Text")==hs){ht.preventDefault();return}}var hr=a8(),hu=hr.firstChild;i.display.lineSpace.insertBefore(hr,i.display.lineSpace.firstChild);hu.value=by.text.join("\n");var hp=document.activeElement;eg(hu);setTimeout(function(){i.display.lineSpace.removeChild(hr);hp.focus();if(hp==hn){hl.showPrimarySelection()}},50)}ci(hn,"copy",hk);ci(hn,"cut",hk)};d1.prototype.prepareSelection=function(){var i=gw(this.cm,false);i.focus=this.cm.state.focused;return i};d1.prototype.showSelection=function(hk,i){if(!hk||!this.cm.display.view.length){return}if(hk.focus||i){this.showPrimarySelection()}this.showMultipleSelections(hk)};d1.prototype.getSelection=function(){return this.cm.display.wrapper.ownerDocument.getSelection()};d1.prototype.showPrimarySelection=function(){var hm=this.getSelection(),hw=this.cm,hp=hw.doc.sel.primary();var hu=hp.from(),hv=hp.to();if(hw.display.viewTo==hw.display.viewFrom||hu.line>=hw.display.viewTo||hv.line<hw.display.viewFrom){hm.removeAllRanges();return}var hn=aH(hw,hm.anchorNode,hm.anchorOffset);var hr=aH(hw,hm.focusNode,hm.focusOffset);if(hn&&!hn.bad&&hr&&!hr.bad&&cD(aA(hn,hr),hu)==0&&cD(bQ(hn,hr),hv)==0){return}var ht=hw.display.view;var hl=(hu.line>=hw.display.viewFrom&&c0(hw,hu))||{node:ht[0].measure.map[2],offset:0};var hq=hv.line<hw.display.viewTo&&c0(hw,hv);if(!hq){var hk=ht[ht.length-1].measure;var hx=hk.maps?hk.maps[hk.maps.length-1]:hk.map;hq={node:hx[hx.length-1],offset:hx[hx.length-2]-hx[hx.length-3]}}if(!hl||!hq){hm.removeAllRanges();return}var ho=hm.rangeCount&&hm.getRangeAt(0),i;try{i=cM(hl.node,hl.offset,hq.offset,hq.node)}catch(hs){}if(i){if(!cP&&hw.state.focused){hm.collapse(hl.node,hl.offset);if(!i.collapsed){hm.removeAllRanges();hm.addRange(i)}}else{hm.removeAllRanges();hm.addRange(i)}if(ho&&hm.anchorNode==null){hm.addRange(ho)}else{if(cP){this.startGracePeriod()}}}this.rememberSelection()};d1.prototype.startGracePeriod=function(){var i=this;clearTimeout(this.gracePeriod);this.gracePeriod=setTimeout(function(){i.gracePeriod=false;if(i.selectionChanged()){i.cm.operation(function(){return i.cm.curOp.selectionChanged=true})}},20)};d1.prototype.showMultipleSelections=function(i){cd(this.cm.display.cursorDiv,i.cursors);cd(this.cm.display.selectionDiv,i.selection)};d1.prototype.rememberSelection=function(){var i=this.getSelection();this.lastAnchorNode=i.anchorNode;this.lastAnchorOffset=i.anchorOffset;this.lastFocusNode=i.focusNode;this.lastFocusOffset=i.focusOffset};d1.prototype.selectionInEditor=function(){var hk=this.getSelection();if(!hk.rangeCount){return false}var i=hk.getRangeAt(0).commonAncestorContainer;return ha(this.div,i)};d1.prototype.focus=function(){if(this.cm.options.readOnly!="nocursor"){if(!this.selectionInEditor()){this.showSelection(this.prepareSelection(),true)}this.div.focus()}};d1.prototype.blur=function(){this.div.blur()};d1.prototype.getField=function(){return this.div};d1.prototype.supportsTouch=function(){return true};d1.prototype.receivedFocus=function(){var i=this;if(this.selectionInEditor()){this.pollSelection()}else{df(this.cm,function(){return i.cm.curOp.selectionChanged=true})}function hk(){if(i.cm.state.focused){i.pollSelection();i.polling.set(i.cm.options.pollInterval,hk)}}this.polling.set(this.cm.options.pollInterval,hk)};d1.prototype.selectionChanged=function(){var i=this.getSelection();return i.anchorNode!=this.lastAnchorNode||i.anchorOffset!=this.lastAnchorOffset||i.focusNode!=this.lastFocusNode||i.focusOffset!=this.lastFocusOffset};d1.prototype.pollSelection=function(){if(this.readDOMTimeout!=null||this.gracePeriod||!this.selectionChanged()){return}var hm=this.getSelection(),i=this.cm;if(aX&&dJ&&this.cm.display.gutterSpecs.length&&g1(hm.anchorNode)){this.cm.triggerOnKeyDown({type:"keydown",keyCode:8,preventDefault:Math.abs});this.blur();this.focus();return}if(this.composing){return}this.rememberSelection();var hk=aH(i,hm.anchorNode,hm.anchorOffset);var hl=aH(i,hm.focusNode,hm.focusOffset);if(hk&&hl){df(i,function(){cf(i.doc,fA(hk,hl),ag);if(hk.bad||hl.bad){i.curOp.selectionChanged=true}})}};d1.prototype.pollContent=function(){if(this.readDOMTimeout!=null){clearTimeout(this.readDOMTimeout);this.readDOMTimeout=null}var ht=this.cm,hD=ht.display,hB=ht.doc.sel.primary();var hC=hB.from(),hn=hB.to();if(hC.ch==0&&hC.line>ht.firstLine()){hC=ab(hC.line-1,f0(ht.doc,hC.line-1).length)}if(hn.ch==f0(ht.doc,hn.line).text.length&&hn.line<ht.lastLine()){hn=ab(hn.line+1,0)}if(hC.line<hD.viewFrom||hn.line>hD.viewTo-1){return false}var hq,ho,hs;if(hC.line==hD.viewFrom||(hq=dY(ht,hC.line))==0){ho=b7(hD.view[0].line);hs=hD.view[0].node}else{ho=b7(hD.view[hq].line);hs=hD.view[hq-1].node.nextSibling}var hA=dY(ht,hn.line);var hv,hy;if(hA==hD.view.length-1){hv=hD.viewTo-1;hy=hD.lineDiv.lastChild}else{hv=b7(hD.view[hA+1].line)-1;hy=hD.view[hA+1].node.previousSibling}if(!hs){return false}var hE=ht.doc.splitLines(gW(ht,hs,hy,ho,hv));var hx=g2(ht.doc,ab(ho,0),ab(hv,f0(ht.doc,hv).text.length));while(hE.length>1&&hx.length>1){if(gt(hE)==gt(hx)){hE.pop();hx.pop();hv--}else{if(hE[0]==hx[0]){hE.shift();hx.shift();ho++}else{break}}}var hz=0,hl=0;var hu=hE[0],hk=hx[0],i=Math.min(hu.length,hk.length);while(hz<i&&hu.charCodeAt(hz)==hk.charCodeAt(hz)){++hz}var hr=gt(hE),hF=gt(hx);var hm=Math.min(hr.length-(hE.length==1?hz:0),hF.length-(hx.length==1?hz:0));while(hl<hm&&hr.charCodeAt(hr.length-hl-1)==hF.charCodeAt(hF.length-hl-1)){++hl}if(hE.length==1&&hx.length==1&&ho==hC.line){while(hz&&hz>hC.ch&&hr.charCodeAt(hr.length-hl-1)==hF.charCodeAt(hF.length-hl-1)){hz--;hl++}}hE[hE.length-1]=hr.slice(0,hr.length-hl).replace(/^\u200b+/,"");hE[0]=hE[0].slice(hz).replace(/\u200b+$/,"");var hp=ab(ho,hz);var hw=ab(hv,hx.length?gt(hx).length-hl:0);if(hE.length>1||hE[0]||cD(hp,hw)){bc(ht.doc,hE,hp,hw,"+input");return true}};d1.prototype.ensurePolled=function(){this.forceCompositionEnd()};d1.prototype.reset=function(){this.forceCompositionEnd()};d1.prototype.forceCompositionEnd=function(){if(!this.composing){return}clearTimeout(this.readDOMTimeout);this.composing=null;this.updateFromDOM();this.div.blur();this.div.focus()};d1.prototype.readFromDOMSoon=function(){var i=this;if(this.readDOMTimeout!=null){return}this.readDOMTimeout=setTimeout(function(){i.readDOMTimeout=null;if(i.composing){if(i.composing.done){i.composing=null}else{return}}i.updateFromDOM()},80)};d1.prototype.updateFromDOM=function(){var i=this;if(this.cm.isReadOnly()||!this.pollContent()){df(this.cm,function(){return ao(i.cm)})}};d1.prototype.setUneditable=function(i){i.contentEditable="false"};d1.prototype.onKeyPress=function(i){if(i.charCode==0||this.composing){return}i.preventDefault();if(!this.cm.isReadOnly()){du(this.cm,gT)(this.cm,String.fromCharCode(i.charCode==null?i.keyCode:i.charCode),0)}};d1.prototype.readOnlyChanged=function(i){this.div.contentEditable=String(i!="nocursor")};d1.prototype.onContextMenu=function(){};d1.prototype.resetPosition=function(){};d1.prototype.needsContentAttribute=true;function c0(hp,hn){var ho=fX(hp,hn.line);if(!ho||ho.hidden){return null}var hr=f0(hp.doc,hn.line);var hk=cU(ho,hr,hn.line);var hl=a(hr,hp.doc.direction),hm="left";if(hl){var i=aR(hl,hn.ch);hm=i%2?"right":"left"}var hq=aU(hk.map,hn.ch,hm);hq.offset=hq.collapse=="right"?hq.end:hq.start;return hq}function g1(hk){for(var i=hk;i;i=i.parentNode){if(/CodeMirror-gutter-wrapper/.test(i.className)){return true}}return false}function e4(hk,i){if(i){hk.bad=true}return hk}function gW(hs,hq,hr,hm,hk){var hu="",hl=false,i=hs.doc.lineSeparator(),hn=false;function ho(hw){return function(hx){return hx.id==hw}}function hv(){if(hl){hu+=i;if(hn){hu+=i}hl=hn=false}}function ht(hw){if(hw){hv();hu+=hw}}function hp(hA){if(hA.nodeType==1){var hx=hA.getAttribute("cm-text");if(hx){ht(hx);return}var hz=hA.getAttribute("cm-marker"),hC;if(hz){var hB=hs.findMarks(ab(hm,0),ab(hk+1,0),ho(+hz));if(hB.length&&(hC=hB[0].find(0))){ht(g2(hs.doc,hC.from,hC.to).join(i))}return}if(hA.getAttribute("contenteditable")=="false"){return}var hw=/^(pre|div|p|li|table|br)$/i.test(hA.nodeName);if(!/^br$/i.test(hA.nodeName)&&hA.textContent.length==0){return}if(hw){hv()}for(var hy=0;hy<hA.childNodes.length;hy++){hp(hA.childNodes[hy])}if(/^(pre|p)$/i.test(hA.nodeName)){hn=true}if(hw){hl=true}}else{if(hA.nodeType==3){ht(hA.nodeValue.replace(/\u200b/g,"").replace(/\u00a0/g," "))}}}for(;;){hp(hq);if(hq==hr){break}hq=hq.nextSibling;hn=false}return hu}function aH(hk,hn,hp){var ho;if(hn==hk.display.lineDiv){ho=hk.display.lineDiv.childNodes[hp];if(!ho){return e4(hk.clipPos(ab(hk.display.viewTo-1)),true)}hn=null;hp=0}else{for(ho=hn;;ho=ho.parentNode){if(!ho||ho==hk.display.lineDiv){return null}if(ho.parentNode&&ho.parentNode==hk.display.lineDiv){break}}}for(var hm=0;hm<hk.display.view.length;hm++){var hl=hk.display.view[hm];if(hl.node==ho){return ah(hl,hn,hp)}}}function ah(hs,ho,hq){var hl=hs.text.firstChild,hn=false;if(!ho||!ha(hl,ho)){return e4(ab(b7(hs.line),0),true)}if(ho==hl){hn=true;ho=hl.childNodes[hq];hq=0;if(!ho){var hy=hs.rest?gt(hs.rest):hs.line;return e4(ab(b7(hy),hy.text.length),hn)}}var hp=ho.nodeType==3?ho:null,hw=ho;if(!hp&&ho.childNodes.length==1&&ho.firstChild.nodeType==3){hp=ho.firstChild;if(hq){hq=hp.nodeValue.length}}while(hw.parentNode!=hl){hw=hw.parentNode}var hk=hs.measure,hu=hk.maps;function hr(hA,hF,hC){for(var hE=-1;hE<(hu?hu.length:0);hE++){var hG=hE<0?hk.map:hu[hE];for(var hD=0;hD<hG.length;hD+=3){var hB=hG[hD+2];if(hB==hA||hB==hF){var hH=b7(hE<0?hs.line:hs.rest[hE]);var hz=hG[hD]+hC;if(hC<0||hB!=hA){hz=hG[hD+(hC?1:0)]}return ab(hH,hz)}}}}var hx=hr(hp,hw,hq);if(hx){return e4(hx,hn)}for(var i=hw.nextSibling,ht=hp?hp.nodeValue.length-hq:0;i;i=i.nextSibling){hx=hr(i,i.firstChild,0);if(hx){return e4(ab(hx.line,hx.ch-ht),hn)}else{ht+=i.textContent.length}}for(var hv=hw.previousSibling,hm=hq;hv;hv=hv.previousSibling){hx=hr(hv,hv.firstChild,-1);if(hx){return e4(ab(hx.line,hx.ch+hm),hn)}else{hm+=hv.textContent.length}}}var ad=function(i){this.cm=i;this.prevInput="";this.pollingFast=false;this.polling=new hj();this.hasSelection=false;this.composing=null};ad.prototype.init=function(hl){var ho=this;var hk=this,i=this.cm;this.createField(hl);var hm=this.textarea;hl.wrapper.insertBefore(this.wrapper,hl.wrapper.firstChild);if(fM){hm.style.width="0px"}ci(hm,"input",function(){if(ef&&n>=9&&ho.hasSelection){ho.hasSelection=null}hk.poll()});ci(hm,"paste",function(hp){if(a2(i,hp)||bm(hp,i)){return}i.state.pasteIncoming=+new Date;hk.fastPoll()});function hn(hq){if(a2(i,hq)){return}if(i.somethingSelected()){dA({lineWise:false,text:i.getSelections()})}else{if(!i.options.lineWiseCopyCut){return}else{var hp=dO(i);dA({lineWise:true,text:hp.text});if(hq.type=="cut"){i.setSelections(hp.ranges,null,ag)}else{hk.prevInput="";hm.value=hp.text.join("\n");eg(hm)}}}if(hq.type=="cut"){i.state.cutIncoming=+new Date}}ci(hm,"cut",hn);ci(hm,"copy",hn);ci(hl.scroller,"paste",function(hq){if(bn(hl,hq)||a2(i,hq)){return}if(!hm.dispatchEvent){i.state.pasteIncoming=+new Date;hk.focus();return}var hp=new Event("paste");hp.clipboardData=hq.clipboardData;hm.dispatchEvent(hp)});ci(hl.lineSpace,"selectstart",function(hp){if(!bn(hl,hp)){c7(hp)}});ci(hm,"compositionstart",function(){var hp=i.getCursor("from");if(hk.composing){hk.composing.range.clear()}hk.composing={start:hp,range:i.markText(hp,i.getCursor("to"),{className:"CodeMirror-composing"})}});ci(hm,"compositionend",function(){if(hk.composing){hk.poll();hk.composing.range.clear();hk.composing=null}})};ad.prototype.createField=function(i){this.wrapper=a8();this.textarea=this.wrapper.firstChild};ad.prototype.prepareSelection=function(){var hk=this.cm,ho=hk.display,hn=hk.doc;var i=gw(hk);if(hk.options.moveInputWithCursor){var hp=er(hk,hn.sel.primary().head,"div");var hl=ho.wrapper.getBoundingClientRect(),hm=ho.lineDiv.getBoundingClientRect();i.teTop=Math.max(0,Math.min(ho.wrapper.clientHeight-10,hp.top+hm.top-hl.top));i.teLeft=Math.max(0,Math.min(ho.wrapper.clientWidth-10,hp.left+hm.left-hl.left))}return i};ad.prototype.showSelection=function(hl){var i=this.cm,hk=i.display;cd(hk.cursorDiv,hl.cursors);cd(hk.selectionDiv,hl.selection);if(hl.teTop!=null){this.wrapper.style.top=hl.teTop+"px";this.wrapper.style.left=hl.teLeft+"px"}};ad.prototype.reset=function(hk){if(this.contextMenuPending||this.composing){return}var i=this.cm;if(i.somethingSelected()){this.prevInput="";var hl=i.getSelection();this.textarea.value=hl;if(i.state.focused){eg(this.textarea)}if(ef&&n>=9){this.hasSelection=hl}}else{if(!hk){this.prevInput=this.textarea.value="";if(ef&&n>=9){this.hasSelection=null}}}};ad.prototype.getField=function(){return this.textarea};ad.prototype.supportsTouch=function(){return false};ad.prototype.focus=function(){if(this.cm.options.readOnly!="nocursor"&&(!eQ||ej()!=this.textarea)){try{this.textarea.focus()}catch(i){}}};ad.prototype.blur=function(){this.textarea.blur()};ad.prototype.resetPosition=function(){this.wrapper.style.top=this.wrapper.style.left=0};ad.prototype.receivedFocus=function(){this.slowPoll()};ad.prototype.slowPoll=function(){var i=this;if(this.pollingFast){return}this.polling.set(this.cm.options.pollInterval,function(){i.poll();if(i.cm.state.focused){i.slowPoll()}})};ad.prototype.fastPoll=function(){var hk=false,i=this;i.pollingFast=true;function hl(){var hm=i.poll();if(!hm&&!hk){hk=true;i.polling.set(60,hl)}else{i.pollingFast=false;i.slowPoll()}}i.polling.set(20,hl)};ad.prototype.poll=function(){var hq=this;var i=this.cm,hl=this.textarea,hm=this.prevInput;if(this.contextMenuPending||!i.state.focused||(bK(hl)&&!hm&&!this.composing)||i.isReadOnly()||i.options.disableInput||i.state.keySeq){return false}var ho=hl.value;if(ho==hm&&!i.somethingSelected()){return false}if(ef&&n>=9&&this.hasSelection===ho||ct&&/[\uf700-\uf7ff]/.test(ho)){i.display.input.reset();return false}if(i.doc.sel==i.display.selForContextMenu){var hn=ho.charCodeAt(0);if(hn==8203&&!hm){hm="\u200b"}if(hn==8666){this.reset();return this.cm.execCommand("undo")}}var hp=0,hk=Math.min(hm.length,ho.length);while(hp<hk&&hm.charCodeAt(hp)==ho.charCodeAt(hp)){++hp}df(i,function(){gT(i,ho.slice(hp),hm.length-hp,null,hq.composing?"*compose":null);if(ho.length>1000||ho.indexOf("\n")>-1){hl.value=hq.prevInput=""}else{hq.prevInput=ho}if(hq.composing){hq.composing.range.clear();hq.composing.range=i.markText(hq.composing.start,i.getCursor("to"),{className:"CodeMirror-composing"})}});return true};ad.prototype.ensurePolled=function(){if(this.pollingFast&&this.poll()){this.pollingFast=false}};ad.prototype.onKeyPress=function(){if(ef&&n>=9){this.hasSelection=null}this.fastPoll()};ad.prototype.onContextMenu=function(ho){var 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diff --git a/codemirror/js/codemirror.mode.php.min.js b/codemirror/js/codemirror.mode.php.min.js
index eb4bb752..794c1aa4 100644
--- a/codemirror/js/codemirror.mode.php.min.js
+++ b/codemirror/js/codemirror.mode.php.min.js
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is_int is_integer is_double is_real is_numeric is_string is_array is_object is_scalar ereg ereg_replace eregi eregi_replace split spliti join sql_regcase dl pclose popen readfile rewind rmdir umask fclose feof fgetc fgets fgetss fread fopen fpassthru ftruncate fstat fseek ftell fflush fwrite fputs mkdir rename copy tempnam tmpfile file file_get_contents file_put_contents stream_select stream_context_create stream_context_set_params stream_context_set_option stream_context_get_options stream_filter_prepend stream_filter_append fgetcsv flock get_meta_tags stream_set_write_buffer set_file_buffer set_socket_blocking stream_set_blocking socket_set_blocking stream_get_meta_data stream_register_wrapper stream_wrapper_register stream_set_timeout socket_set_timeout socket_get_status realpath fnmatch fsockopen pfsockopen pack unpack get_browser crypt opendir closedir chdir getcwd rewinddir readdir dir glob fileatime filectime filegroup fileinode filemtime fileowner fileperms filesize filetype file_exists is_writable is_writeable is_readable is_executable is_file is_dir is_link stat lstat chown touch clearstatcache mail ob_start ob_flush ob_clean ob_end_flush ob_end_clean ob_get_flush ob_get_clean ob_get_length ob_get_level ob_get_status ob_get_contents ob_implicit_flush ob_list_handlers ksort krsort natsort natcasesort asort arsort sort rsort usort uasort uksort shuffle array_walk count end prev next reset current key min max in_array array_search extract compact array_fill range array_multisort array_push array_pop array_shift array_unshift array_splice array_slice array_merge array_merge_recursive array_keys array_values array_count_values array_reverse array_reduce array_pad array_flip array_change_key_case array_rand array_unique array_intersect array_intersect_assoc array_diff array_diff_assoc array_sum array_filter array_map array_chunk array_key_exists array_intersect_key array_combine array_column pos sizeof key_exists assert assert_options version_compare ftok str_rot13 aggregate session_name session_module_name session_save_path session_id session_regenerate_id session_decode session_register session_unregister session_is_registered session_encode session_start session_destroy session_unset session_set_save_handler session_cache_limiter session_cache_expire session_set_cookie_params session_get_cookie_params session_write_close preg_match preg_match_all preg_replace preg_replace_callback preg_split preg_quote preg_grep overload ctype_alnum ctype_alpha ctype_cntrl ctype_digit ctype_lower ctype_graph ctype_print ctype_punct ctype_space ctype_upper ctype_xdigit virtual apache_request_headers apache_note apache_lookup_uri apache_child_terminate apache_setenv apache_response_headers apache_get_version getallheaders mysql_connect mysql_pconnect mysql_close mysql_select_db mysql_create_db mysql_drop_db mysql_query mysql_unbuffered_query mysql_db_query mysql_list_dbs mysql_list_tables mysql_list_fields mysql_list_processes mysql_error mysql_errno mysql_affected_rows mysql_insert_id mysql_result mysql_num_rows mysql_num_fields mysql_fetch_row mysql_fetch_array mysql_fetch_assoc mysql_fetch_object mysql_data_seek mysql_fetch_lengths mysql_fetch_field mysql_field_seek mysql_free_result mysql_field_name mysql_field_table mysql_field_len mysql_field_type mysql_field_flags mysql_escape_string mysql_real_escape_string mysql_stat mysql_thread_id mysql_client_encoding mysql_get_client_info mysql_get_host_info mysql_get_proto_info mysql_get_server_info mysql_info mysql mysql_fieldname mysql_fieldtable mysql_fieldlen mysql_fieldtype mysql_fieldflags mysql_selectdb mysql_createdb mysql_dropdb mysql_freeresult mysql_numfields mysql_numrows mysql_listdbs mysql_listtables mysql_listfields mysql_db_name mysql_dbname mysql_tablename mysql_table_name pg_connect pg_pconnect pg_close pg_connection_status pg_connection_busy pg_connection_reset pg_host pg_dbname pg_port pg_tty pg_options pg_ping pg_query pg_send_query pg_cancel_query pg_fetch_result pg_fetch_row pg_fetch_assoc pg_fetch_array pg_fetch_object pg_fetch_all pg_affected_rows pg_get_result pg_result_seek pg_result_status pg_free_result pg_last_oid pg_num_rows pg_num_fields pg_field_name pg_field_num pg_field_size pg_field_type pg_field_prtlen pg_field_is_null pg_get_notify pg_get_pid pg_result_error pg_last_error pg_last_notice pg_put_line pg_end_copy pg_copy_to pg_copy_from pg_trace pg_untrace pg_lo_create pg_lo_unlink pg_lo_open pg_lo_close pg_lo_read pg_lo_write pg_lo_read_all pg_lo_import pg_lo_export pg_lo_seek pg_lo_tell pg_escape_string pg_escape_bytea pg_unescape_bytea pg_client_encoding pg_set_client_encoding pg_meta_data pg_convert pg_insert pg_update pg_delete pg_select pg_exec pg_getlastoid pg_cmdtuples pg_errormessage pg_numrows pg_numfields pg_fieldname pg_fieldsize pg_fieldtype pg_fieldnum pg_fieldprtlen pg_fieldisnull pg_freeresult pg_result pg_loreadall pg_locreate pg_lounlink pg_loopen pg_loclose pg_loread pg_lowrite pg_loimport pg_loexport http_response_code get_declared_traits getimagesizefromstring socket_import_stream stream_set_chunk_size trait_exists header_register_callback class_uses session_status session_register_shutdown echo print global static exit array empty eval isset unset die include require include_once require_once json_decode json_encode json_last_error json_last_error_msg curl_close curl_copy_handle curl_errno curl_error curl_escape curl_exec curl_file_create curl_getinfo curl_init curl_multi_add_handle curl_multi_close curl_multi_exec curl_multi_getcontent curl_multi_info_read curl_multi_init curl_multi_remove_handle curl_multi_select curl_multi_setopt curl_multi_strerror curl_pause curl_reset curl_setopt_array curl_setopt curl_share_close curl_share_init curl_share_setopt curl_strerror curl_unescape curl_version mysqli_affected_rows mysqli_autocommit mysqli_change_user mysqli_character_set_name mysqli_close mysqli_commit mysqli_connect_errno mysqli_connect_error mysqli_connect mysqli_data_seek mysqli_debug mysqli_dump_debug_info mysqli_errno mysqli_error_list mysqli_error mysqli_fetch_all mysqli_fetch_array mysqli_fetch_assoc mysqli_fetch_field_direct mysqli_fetch_field mysqli_fetch_fields mysqli_fetch_lengths mysqli_fetch_object mysqli_fetch_row mysqli_field_count mysqli_field_seek mysqli_field_tell mysqli_free_result mysqli_get_charset mysqli_get_client_info mysqli_get_client_stats mysqli_get_client_version mysqli_get_connection_stats mysqli_get_host_info mysqli_get_proto_info mysqli_get_server_info mysqli_get_server_version mysqli_info mysqli_init mysqli_insert_id mysqli_kill mysqli_more_results mysqli_multi_query mysqli_next_result mysqli_num_fields mysqli_num_rows mysqli_options mysqli_ping mysqli_prepare mysqli_query mysqli_real_connect mysqli_real_escape_string mysqli_real_query mysqli_reap_async_query mysqli_refresh mysqli_rollback mysqli_select_db mysqli_set_charset mysqli_set_local_infile_default mysqli_set_local_infile_handler mysqli_sqlstate mysqli_ssl_set mysqli_stat mysqli_stmt_init mysqli_store_result mysqli_thread_id mysqli_thread_safe mysqli_use_result mysqli_warning_count";e.registerHelper("hintWords","php",[o,i,l].join(" ").split(" ")),e.registerHelper("wordChars","php",/[\w$]/);var s={name:"clike",helperType:"php",keywords:t(o),blockKeywords:t("catch do else elseif for foreach if switch try while finally"),defKeywords:t("class function interface namespace trait"),atoms:t(i),builtin:t(l),multiLineStrings:!0,hooks:{$:function(e){return e.eatWhile(/[\w\$_]/),"variable-2"},"<":function(e,t){var r;if(r=e.match(/<<\s*/)){var a=e.eat(/['"]/);e.eatWhile(/[\w\.]/);var o=e.current().slice(r[0].length+(a?2:1));if(a&&e.eat(a),o)return(t.tokStack||(t.tokStack=[])).push(o,0),t.tokenize=n(o,"'"!=a),"string"}return!1},"#":function(e){for(;!e.eol()&&!e.match("?>",!1);)e.next();return"comment"},"/":function(e){if(e.eat("/")){for(;!e.eol()&&!e.match("?>",!1);)e.next();return"comment"}return!1},'"':function(e,t){return(t.tokStack||(t.tokStack=[])).push('"',0),t.tokenize=n('"'),"string"},"{":function(e,t){return t.tokStack&&t.tokStack.length&&t.tokStack[t.tokStack.length-1]++,!1},"}":function(e,t){return t.tokStack&&t.tokStack.length>0&&!--t.tokStack[t.tokStack.length-1]&&(t.tokenize=n(t.tokStack[t.tokStack.length-2])),!1}}};e.defineMode("php",function(t,r){function n(t,r){var n=r.curMode==o;if(t.sol()&&r.pending&&'"'!=r.pending&&"'"!=r.pending&&(r.pending=null),n)return n&&null==r.php.tokenize&&t.match("?>")?(r.curMode=a,r.curState=r.html,r.php.context.prev||(r.php=null),"meta"):o.token(t,r.curState);if(t.match(/^<\?\w*/))return r.curMode=o,r.php||(r.php=e.startState(o,a.indent(r.html,"",""))),r.curState=r.php,"meta";if('"'==r.pending||"'"==r.pending){for(;!t.eol()&&t.next()!=r.pending;);var i="string"}else if(r.pending&&t.pos<r.pending.end){t.pos=r.pending.end;var i=r.pending.style}else var i=a.token(t,r.curState);r.pending&&(r.pending=null);var l,s=t.current(),c=s.search(/<\?/);return-1!=c&&("string"==i&&(l=s.match(/[\'\"]$/))&&!/\?>/.test(s)?r.pending=l[0]:r.pending={end:t.pos,style:i},t.backUp(s.length-c)),i}var a=e.getMode(t,r&&r.htmlMode||"text/html"),o=e.getMode(t,s);return{startState:function(){var t=e.startState(a),n=r.startOpen?e.startState(o):null;return{html:t,php:n,curMode:r.startOpen?o:a,curState:r.startOpen?n:t,pending:null}},copyState:function(t){var r,n=t.html,i=e.copyState(a,n),l=t.php,s=l&&e.copyState(o,l);return r=t.curMode==a?i:s,{html:i,php:s,curMode:t.curMode,curState:r,pending:t.pending}},token:n,indent:function(e,t,r){return e.curMode!=o&&/^\s*<\//.test(t)||e.curMode==o&&/^\?>/.test(t)?a.indent(e.html,t,r):e.curMode.indent(e.curState,t,r)},blockCommentStart:"/*",blockCommentEnd:"*/",lineComment:"//",innerMode:function(e){return{state:e.curState,mode:e.curMode}}}},"htmlmixed","clike"),e.defineMIME("application/x-httpd-php","php"),e.defineMIME("application/x-httpd-php-open",{name:"php",startOpen:!0}),e.defineMIME("text/x-php",s)}),function(e){"function"==typeof e.define&&e.define("modePHP",["mode/php/php.js"],function(){})}(this);
\ No newline at end of file
diff --git a/codemirror/js/mode/clike/clike.js b/codemirror/js/mode/clike/clike.js
index 924a0fc0..1af35d7b 100644
--- a/codemirror/js/mode/clike/clike.js
+++ b/codemirror/js/mode/clike/clike.js
@@ -284,7 +284,7 @@ CodeMirror.defineMode("clike", function(config, parserConfig) {
   // and those that end in _t (Reserved by POSIX for types)
   // http://www.gnu.org/software/libc/manual/html_node/Reserved-Names.html
   function cTypes(identifier) {
-    return contains(basicCTypes, identifier) || /.+_t/.test(identifier);
+    return contains(basicCTypes, identifier) || /.+_t$/.test(identifier);
   }
 
   // Returns true if identifier is a "Objective C" type.
diff --git a/codemirror/theme/panda-syntax.css b/codemirror/theme/panda-syntax.css
index 6de58b56..de14e911 100644
--- a/codemirror/theme/panda-syntax.css
+++ b/codemirror/theme/panda-syntax.css
@@ -7,7 +7,7 @@
 	background: #292A2B;
 	color: #E6E6E6;
 	line-height: 1.5;
-	font-family: 'Operator Mono', 'Source Sans Pro', Menlo, Monaco, Consolas, Courier New, monospace;
+	font-family: 'Operator Mono', 'Source Code Pro', Menlo, Monaco, Consolas, Courier New, monospace;
 }
 .cm-s-panda-syntax .CodeMirror-cursor { border-color: #ff2c6d; }
 .cm-s-panda-syntax .CodeMirror-activeline-background {
diff --git a/codemirror/theme/yonce.css b/codemirror/theme/yonce.css
new file mode 100644
index 00000000..e01c0c3b
--- /dev/null
+++ b/codemirror/theme/yonce.css
@@ -0,0 +1,59 @@
+/*
+
+    Name:       yoncé
+    Author:     Thomas MacLean (http://github.com/thomasmaclean)
+
+    Original yoncé color scheme by Mina Markham (https://github.com/minamarkham)
+
+*/
+
+.cm-s-yonce.CodeMirror { background: #1C1C1C; color: #d4d4d4; } /**/
+.cm-s-yonce div.CodeMirror-selected { background: rgba(252, 69, 133, 0.478); } /**/
+.cm-s-yonce .CodeMirror-selectedtext,
+.cm-s-yonce .CodeMirror-selected,
+.cm-s-yonce .CodeMirror-line::selection,
+.cm-s-yonce .CodeMirror-line > span::selection,
+.cm-s-yonce .CodeMirror-line > span > span::selection,
+.cm-s-yonce .CodeMirror-line::-moz-selection,
+.cm-s-yonce .CodeMirror-line > span::-moz-selection,
+.cm-s-yonce .CodeMirror-line > span > span::-moz-selection { background: rgba(252, 67, 132, 0.47); }
+
+.cm-s-yonce.CodeMirror pre { padding-left: 0px; }
+.cm-s-yonce .CodeMirror-gutters {background: #1C1C1C; border-right: 0px;}
+.cm-s-yonce .CodeMirror-linenumber {color: #777777;  padding-right: 10px; }
+.cm-s-yonce .CodeMirror-activeline .CodeMirror-linenumber.CodeMirror-gutter-elt { background: #1C1C1C; color: #fc4384; }
+.cm-s-yonce .CodeMirror-linenumber { color: #777; }
+.cm-s-yonce .CodeMirror-cursor { border-left: 2px solid #FC4384; }
+.cm-s-yonce .cm-searching { background: rgb(243, 155, 53, .3) !important; outline: 1px solid #F39B35; }
+.cm-s-yonce .cm-searching.CodeMirror-selectedtext { background: rgb(243, 155, 53, .7) !important; color: white; }
+
+.cm-s-yonce .cm-keyword { color: #00A7AA; } /**/
+.cm-s-yonce .cm-atom { color: #F39B35; }
+.cm-s-yonce .cm-number, .cm-s-yonce span.cm-type { color:  #A06FCA; } /**/
+.cm-s-yonce .cm-def { color: #98E342; }
+.cm-s-yonce .cm-property,
+.cm-s-yonce span.cm-variable { color: #D4D4D4; font-style: italic; }
+.cm-s-yonce span.cm-variable-2 { color: #da7dae; font-style: italic; }
+.cm-s-yonce span.cm-variable-3 { color: #A06FCA; }
+.cm-s-yonce .cm-type.cm-def { color: #FC4384; font-style: normal; text-decoration: underline; }
+.cm-s-yonce .cm-property.cm-def { color: #FC4384; font-style: normal; }
+.cm-s-yonce .cm-callee { color: #FC4384; font-style: normal; }
+.cm-s-yonce .cm-operator { color: #FC4384; } /**/
+.cm-s-yonce .cm-qualifier,
+.cm-s-yonce .cm-tag { color: #FC4384; }
+.cm-s-yonce .cm-tag.cm-bracket { color: #D4D4D4; }
+.cm-s-yonce .cm-attribute { color: #A06FCA; }
+.cm-s-yonce .cm-comment { color:#696d70; font-style:italic; font-weight:normal; } /**/
+.cm-s-yonce .cm-comment.cm-tag { color: #FC4384 }
+.cm-s-yonce .cm-comment.cm-attribute { color: #D4D4D4; }
+.cm-s-yonce .cm-string { color:#E6DB74; } /**/
+.cm-s-yonce .cm-string-2 { color:#F39B35; } /*?*/
+.cm-s-yonce .cm-meta { color: #D4D4D4; background: inherit; }
+.cm-s-yonce .cm-builtin { color: #FC4384; } /*?*/
+.cm-s-yonce .cm-header { color: #da7dae; }
+.cm-s-yonce .cm-hr { color: #98E342; }
+.cm-s-yonce .cm-link { color:#696d70; font-style:italic; text-decoration:none; } /**/
+.cm-s-yonce .cm-error { border-bottom: 1px solid #C42412; }
+
+.cm-s-yonce .CodeMirror-activeline-background { background: #272727; }
+.cm-s-yonce .CodeMirror-matchingbracket { outline:1px solid grey; color:#D4D4D4 !important; }