Lint

benizz0 · Jun 20, 2023 · 9d382b0 · 9d382b0
1 parent a185a77
commit 9d382b0
Showing 1 changed file with 8 additions and 7 deletions.
diff --git a/index.js b/index.js
@@ -195,7 +195,7 @@ function typeHasher(options, writeTo, context){
       var pattern = (/\[object (.*)\]/i);
       var objString = Object.prototype.toString.call(object);
       var objType = pattern.exec(objString);
-      var baseKeysPath = [...keysPath];
+      var baseKeysPath = keysPath.slice(); // clone
       if (!objType) { // object type did not match [object ...]
         objType = 'unknown:[' + objString + ']';
       } else {
@@ -242,13 +242,13 @@ function typeHasher(options, writeTo, context){
         }
 
         if (options.excludeKeys) {
-          keys = keys.filter(function(key) { return !options.excludeKeys(key, [...keysPath, key]); });
+          keys = keys.filter(function(key) { return !options.excludeKeys(key, baseKeysPath.concat([key])); });
         }
 
         write('object:' + keys.length + ':');
         var self = this;
         return keys.forEach(function(key){
-          keysPath = [...baseKeysPath, key];
+          keysPath = baseKeysPath.concat([key]);
 
           self.dispatch(key);
           write(':');
@@ -262,16 +262,17 @@ function typeHasher(options, writeTo, context){
     _array: function(arr, unordered){
       unordered = typeof unordered !== 'undefined' ? unordered :
         options.unorderedArrays !== false; // default to options.unorderedArrays
-      var baseKeysPath = [...keysPath];
+      var baseKeysPath = keysPath.slice(); // clone
 
-      if (options.excludeKeys) 
-        arr = arr.filter((entry, index) => !options.excludeKeys(null, [...baseKeysPath, index]))
+      if (options.excludeKeys) {
+        arr = arr.filter(function (entry, index) { return !options.excludeKeys(null, baseKeysPath.concat([index])); });
+      }
 
       var self = this;
       write('array:' + arr.length + ':');
       if (!unordered || arr.length <= 1) {
         return arr.forEach(function(entry, index) {
-          keysPath = [...baseKeysPath, index];
+          keysPath = baseKeysPath.concat([index]);
           return self.dispatch(entry);
         });
       }