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/*!
* Stylus - Property
* Copyright (c) Automattic <developer.wordpress.com>
* MIT Licensed
*/
/**
* Module dependencies.
*/
var Node = require('./node');
/**
* Initialize a new `Property` with the given `segs` and optional `expr`.
*
* @param {Array} segs
* @param {Expression} expr
* @api public
*/
var Property = module.exports = function Property(segs, expr){
Node.call(this);
this.segments = segs;
this.expr = expr;
};
/**
* Inherit from `Node.prototype`.
*/
Property.prototype.__proto__ = Node.prototype;
/**
* Return a clone of this node.
*
* @return {Node}
* @api public
*/
Property.prototype.clone = function(parent){
var clone = new Property(this.segments);
clone.name = this.name;
if (this.literal) clone.literal = this.literal;
clone.lineno = this.lineno;
clone.column = this.column;
clone.filename = this.filename;
clone.segments = this.segments.map(function(node){ return node.clone(parent, clone); });
if (this.expr) clone.expr = this.expr.clone(parent, clone);
return clone;
};
/**
* Return a JSON representation of this node.
*
* @return {Object}
* @api public
*/
Property.prototype.toJSON = function(){
var json = {
__type: 'Property',
segments: this.segments,
name: this.name,
lineno: this.lineno,
column: this.column,
filename: this.filename
};
if (this.expr) json.expr = this.expr;
if (this.literal) json.literal = this.literal;
return json;
};
/**
* Return string representation of this node.
*
* @return {String}
* @api public
*/
Property.prototype.toString = function(){
return 'property(' + this.segments.join('') + ', ' + this.expr + ')';
};
/**
* Operate on the property expression.
*
* @param {String} op
* @param {Node} right
* @return {Node}
* @api public
*/
Property.prototype.operate = function(op, right, val){
return this.expr.operate(op, right, val);
};
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