<?php /* SVN FILE: $Id: SassCommentNode.php 49 2010-04-04 10:51:24Z chris.l.yates $ */ /**

* SassCommentNode class file.
* @author                      Chris Yates <chris.l.yates@gmail.com>
* @copyright   Copyright (c) 2010 PBM Web Development
* @license                     http://phamlp.googlecode.com/files/license.txt
* @package                     PHamlP
* @subpackage  Sass.tree
*/

/**

* SassCommentNode class.
* Represents a CSS comment.
* @package                     PHamlP
* @subpackage  Sass.tree
*/

class SassCommentNode extends SassNode {

const NODE_IDENTIFIER = '/';
const MATCH = '%^/\*\s*(.*?)\s*(\*/)?$%s';
const COMMENT = 1;

private $value; 

/**
 * SassCommentNode constructor.
 * @param object source token
 * @return CommentNode
 */
public function __construct($token) {
        parent::__construct($token);            
        preg_match(self::MATCH, $token->source, $matches);
        $this->value = $matches[self::COMMENT];
}

protected function getValue() {
        return $this->value; 
} 

/**
 * Parse this node.
 * @return array the parsed node - an empty array
 */
public function parse($context) {
        return array($this);
}

/**
 * Render this node.
 * @return string the rendered node
 */
public function render() {
        return $this->renderer->renderComment($this);
}

/**
 * Returns a value indicating if the token represents this type of node.
 * @param object token
 * @return boolean true if the token represents this type of node, false if not
 */
public static function isa($token) {
        return $token->source[0] === self::NODE_IDENTIFIER;
}

}