
/*!
 * Stylus - Root
 * Copyright(c) 2010 LearnBoost <dev@learnboost.com>
 * MIT Licensed
 */

/**
 * Module dependencies.
 */

var Node = require('./node');

/**
 * Initialize a new `Root` node.
 *
 * @api public
 */

var Root = module.exports = function Root(){
  this.nodes = [];
};

/**
 * Inherit from `Node.prototype`.
 */

Root.prototype.__proto__ = Node.prototype;

/**
 * Push a `node` to this block.
 *
 * @param {Node} node
 * @api public
 */

Root.prototype.push = function(node){
  this.nodes.push(node);
};

/**
 * Unshift a `node` to this block.
 *
 * @param {Node} node
 * @api public
 */

Root.prototype.unshift = function(node){
  this.nodes.unshift(node);
};

/**
 * Return "root".
 *
 * @return {String}
 * @api public
 */

Root.prototype.toString = function(){
  return '[Root]';
};
