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/*!
* Stylus - Root
* Copyright (c) Automattic <developer.wordpress.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 a clone of this node.
*
* @return {Node}
* @api public
*/
Root.prototype.clone = function(){
var clone = new Root();
clone.lineno = this.lineno;
clone.column = this.column;
clone.filename = this.filename;
this.nodes.forEach(function(node){
clone.push(node.clone(clone, clone));
});
return clone;
};
/**
* Return "root".
*
* @return {String}
* @api public
*/
Root.prototype.toString = function(){
return '[Root]';
};
/**
* Return a JSON representation of this node.
*
* @return {Object}
* @api public
*/
Root.prototype.toJSON = function(){
return {
__type: 'Root',
nodes: this.nodes,
lineno: this.lineno,
column: this.column,
filename: this.filename
};
};
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