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/*!
* Stylus - Params
* Copyright (c) Automattic <developer.wordpress.com>
* MIT Licensed
*/
/**
* Module dependencies.
*/
var Node = require('./node');
/**
* Initialize a new `Params` with `name`, `params`, and `body`.
*
* @param {String} name
* @param {Params} params
* @param {Expression} body
* @api public
*/
var Params = module.exports = function Params(){
Node.call(this);
this.nodes = [];
};
/**
* Check function arity.
*
* @return {Boolean}
* @api public
*/
Params.prototype.__defineGetter__('length', function(){
return this.nodes.length;
});
/**
* Inherit from `Node.prototype`.
*/
Params.prototype.__proto__ = Node.prototype;
/**
* Push the given `node`.
*
* @param {Node} node
* @api public
*/
Params.prototype.push = function(node){
this.nodes.push(node);
};
/**
* Return a clone of this node.
*
* @return {Node}
* @api public
*/
Params.prototype.clone = function(parent){
var clone = new Params;
clone.lineno = this.lineno;
clone.column = this.column;
clone.filename = this.filename;
this.nodes.forEach(function(node){
clone.push(node.clone(parent, clone));
});
return clone;
};
/**
* Return a JSON representation of this node.
*
* @return {Object}
* @api public
*/
Params.prototype.toJSON = function(){
return {
__type: 'Params',
nodes: this.nodes,
lineno: this.lineno,
column: this.column,
filename: this.filename
};
};
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