do some trivial codestyle fixes

unix newlines, trailing spaces

lib/Minify/YUICompressor.php

@@ -1,17 +1,17 @@
 <?php
 /**
- * Class Minify_YUICompressor 
+ * Class Minify_YUICompressor
  * @package Minify
  */
 
 /**
  * Compress Javascript/CSS using the YUI Compressor
- * 
+ *
  * You must set $jarFile and $tempDir before calling the minify functions.
  * Also, depending on your shell's environment, you may need to specify
  * the full path to java in $javaExecutable or use putenv() to setup the
  * Java environment.
- * 
+ *
  * <code>
  * Minify_YUICompressor::$jarFile = '/path/to/yuicompressor-2.4.6.jar';
  * Minify_YUICompressor::$tempDir = '/tmp';
@@ -25,7 +25,7 @@
  *   array('stack-size' => '2048k')
  *
  * @todo unit tests, $options docs
- * 
+ *
  * @package Minify
  * @author Stephen Clay <steve@mrclay.org>
  */
@@ -38,7 +38,7 @@ class Minify_YUICompressor {
      * @var string
      */
     public static $jarFile = null;
-    
+
     /**
      * Writable temp directory. This must be set before calling minifyJs()
      * or minifyCss().
@@ -46,46 +46,46 @@ class Minify_YUICompressor {
      * @var string
      */
     public static $tempDir = null;
-    
+
     /**
      * Filepath of "java" executable (may be needed if not in shell's PATH)
      *
      * @var string
      */
     public static $javaExecutable = 'java';
-    
+
     /**
      * Minify a Javascript string
-     * 
+     *
      * @param string $js
-     * 
+     *
      * @param array $options (verbose is ignored)
-     * 
+     *
      * @see http://www.julienlecomte.net/yuicompressor/README
-     * 
-     * @return string 
+     *
+     * @return string
      */
     public static function minifyJs($js, $options = array())
     {
         return self::_minify('js', $js, $options);
     }
-    
+
     /**
      * Minify a CSS string
-     * 
+     *
      * @param string $css
-     * 
+     *
      * @param array $options (verbose is ignored)
-     * 
+     *
      * @see http://www.julienlecomte.net/yuicompressor/README
-     * 
-     * @return string 
+     *
+     * @return string
      */
     public static function minifyCss($css, $options = array())
     {
         return self::_minify('css', $css, $options);
     }
-    
+
     private static function _minify($type, $content, $options)
     {
         self::_prepare();
@@ -98,9 +98,10 @@ class Minify_YUICompressor {
         if ($result_code != 0) {
             throw new Exception('Minify_YUICompressor : YUI compressor execution failed.');
         }
+
         return implode("\n", $output);
     }
-    
+
     private static function _getCmd($userOptions, $type, $tmpFile)
     {
         $o = array_merge(
@@ -122,21 +123,22 @@ class Minify_YUICompressor {
 	         . ' -jar ' . escapeshellarg(self::$jarFile)
              . " --type {$type}"
              . (preg_match('/^[\\da-zA-Z0-9\\-]+$/', $o['charset'])
-                ? " --charset {$o['charset']}" 
+                ? " --charset {$o['charset']}"
                 : '')
              . (is_numeric($o['line-break']) && $o['line-break'] >= 0
                 ? ' --line-break ' . (int)$o['line-break']
                 : '');
         if ($type === 'js') {
             foreach (array('nomunge', 'preserve-semi', 'disable-optimizations') as $opt) {
-                $cmd .= $o[$opt] 
+                $cmd .= $o[$opt]
                     ? " --{$opt}"
                     : '';
             }
         }
+
         return $cmd . ' ' . escapeshellarg($tmpFile);
     }
-    
+
     private static function _prepare()
     {
         if (! is_file(self::$jarFile)) {