Handle possible comment in the end of scripts

Author: kylekatarnls

README.md

@@ -15,7 +15,7 @@ First you need [composer](https://getcomposer.org/) if you have not already. The
 
 use NodejsPhpFallback\Uglify;
 
-// Require the composer autload in your PHP file if it's not already.
+// Require the composer autoload in your PHP file if it's not already.
 // You do not need to if you use a framework with composer like Symfony, Laravel, etc.
 require 'vendor/autoload.php';
 

src/NodejsPhpFallback/Uglify.php

@@ -37,12 +37,12 @@ public function add($file)
 
     public function getSource()
     {
-        $source = trim(parent::getSource());
+        $source = parent::getSource();
         foreach ($this->concat as $file) {
             if ($this->getMode() === 'js') {
-                $source = rtrim($source, '; ') . ';';
+                $source .= "\n;";
             }
-            $source .= trim(file_get_contents($file));
+            $source .= "\n" . file_get_contents($file);
         }
 
         return $source;