Merge branch 'master' of github.com:xp-framework/compiler

src/main/php/xp/compiler/CompileOnly.class.php

@@ -0,0 +1,20 @@
+<?php namespace xp\compiler;
+
+use io\streams\OutputStream;
+
+class CompileOnly extends Output {
+
+  /**
+   * Returns the target for a given input 
+   *
+   * @param  string $name
+   * @return io.streams.OutputStream
+   */
+  public function target($name) {
+    return newinstance(OutputStream::class, [], [
+      'write' => function($bytes) { },
+      'flush' => function() { },
+      'close' => function() { }
+    ]);
+  }
+}

src/main/php/xp/compiler/CompileRunner.class.php

@@ -24,15 +24,18 @@
  *   ```
  * - Compile `src/main/php` and `src/test/php` to the `dist` folder.
  *   ```sh
- *   $ xp compile -o dist src/main/php/ src/test/php
+ *   $ xp compile -o dist src/main/php/ src/test/php/
+ *   ```
+ * - Compile `src/main/php`, do not write output
+ *   ```sh
+ *   $ xp compile -n src/main/php/
  *   ```
  * - Target PHP 5.6 (default target is current PHP version)
  *   ```sh
  *   $ xp compile -t PHP.5.6 HelloWorld.php HelloWorld.class.php
  *   ```
  *
- * By using the *-o* option, you can pass multiple input sources
- * following it.
+ * The *-o* and *-n* options accept multiple input sources following them.
  * 
  * @see  https://github.com/xp-framework/rfc/issues/299
  */
@@ -54,6 +57,10 @@ public static function main(array $args) {
         $out= $args[++$i];
         $in= array_slice($args, $i + 1);
         break;
+      } else if ('-n' === $args[$i]) {
+        $out= null;
+        $in= array_slice($args, $i + 1);
+        break;
       } else {
         $in= $args[$i];
         $out= isset($args[$i + 1]) ? $args[$i + 1] : '-';

src/main/php/xp/compiler/Output.class.php

@@ -11,7 +11,9 @@ abstract class Output {
    * @return self
    */
   public static function newInstance($arg) {
-    if ('-' === $arg) {
+    if (null === $arg) {
+      return new CompileOnly();
+    } else if ('-' === $arg) {
       return new ToStream(Console::$out->getStream());
     } else if (strstr($arg, '.php')) {
       return new ToFile($arg);