mirror of https://github.com/jkjoy/sunpeiwen.git
97 lines
1.5 KiB
JavaScript
97 lines
1.5 KiB
JavaScript
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/*!
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* Stylus - Root
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* Copyright (c) Automattic <developer.wordpress.com>
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* MIT Licensed
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*/
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/**
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* Module dependencies.
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*/
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var Node = require('./node');
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/**
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* Initialize a new `Root` node.
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*
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* @api public
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*/
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var Root = module.exports = function Root(){
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this.nodes = [];
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};
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/**
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* Inherit from `Node.prototype`.
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*/
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Root.prototype.__proto__ = Node.prototype;
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/**
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* Push a `node` to this block.
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*
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* @param {Node} node
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* @api public
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*/
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Root.prototype.push = function(node){
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this.nodes.push(node);
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};
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/**
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* Unshift a `node` to this block.
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*
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* @param {Node} node
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* @api public
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*/
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Root.prototype.unshift = function(node){
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this.nodes.unshift(node);
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};
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/**
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* Return a clone of this node.
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*
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* @return {Node}
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* @api public
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*/
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Root.prototype.clone = function(){
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var clone = new Root();
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clone.lineno = this.lineno;
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clone.column = this.column;
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clone.filename = this.filename;
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this.nodes.forEach(function(node){
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clone.push(node.clone(clone, clone));
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});
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return clone;
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};
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/**
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* Return "root".
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*
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* @return {String}
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* @api public
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*/
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Root.prototype.toString = function(){
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return '[Root]';
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};
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/**
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* Return a JSON representation of this node.
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*
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* @return {Object}
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* @api public
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*/
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Root.prototype.toJSON = function(){
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return {
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__type: 'Root',
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nodes: this.nodes,
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lineno: this.lineno,
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column: this.column,
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filename: this.filename
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};
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};
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