Merge .gitignore

.gitignore

@@ -5,4 +5,4 @@ vendor
 composer.lock
 /.project
 /.settings
-/nbproject/
+/nbproject

tests/directive-in-mixin.css

@@ -0,0 +1,4 @@
+@font-face {
+  font-family: 'first-fontname'; }
+@font-face {
+  font-family: 'second-fontname'; }

tests/directive-in-mixin.scss

@@ -0,0 +1,7 @@
+@mixin webfont($fontname){
+  @font-face{
+    font-family: $fontname;
+  }
+}
+@include webfont('first-fontname');
+@include webfont('second-fontname');

tree/SassDirectiveNode.php

@@ -44,11 +44,12 @@ protected function getDirective()
    */
   public function parse($context)
   {
-    $this->token->source = self::interpolate_nonstrict($this->token->source, $context);
+    $node = clone $this;
+    $node->token->source = self::interpolate_nonstrict($this->token->source, $context);
 
-    $this->children = $this->parseChildren($context);
+    $node->children = $this->parseChildren($context);
 
-    return array($this);
+    return array($node);
   }
 
   /**
@@ -65,6 +66,15 @@ public function render()
     return $this->renderer->renderDirective($this, $properties);
   }
 
+  /**
+   * @see parse
+   */
+  public function __clone()
+  {
+    parent::__clone();
+    $this->token = clone $this->token;
+  }
+
   /**
    * Returns a value indicating if the token represents this type of node.
    * @param object $token token