stylus/lib/nodes/ternary.js

Robust, expressive, and feature-rich CSS superset

/*!
 * Stylus - Ternary
 * Copyright (c) Automattic <developer.wordpress.com>
 * MIT Licensed
 */

/**
 * Module dependencies.
 */

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

module.exports = class Ternary extends Node {
  /**
   * Initialize a new `Ternary` with `cond`, `trueExpr` and `falseExpr`.
   *
   * @param {Expression} cond
   * @param {Expression} trueExpr
   * @param {Expression} falseExpr
   * @api public
   */

  constructor(cond, trueExpr, falseExpr) {
    super();
    this.cond = cond;
    this.trueExpr = trueExpr;
    this.falseExpr = falseExpr;
  }

  /**
   * Return a clone of this node.
   * 
   * @return {Node}
   * @api public
   */

  clone(parent) {
    var clone = new Ternary();
    clone.cond = this.cond.clone(parent, clone);
    clone.trueExpr = this.trueExpr.clone(parent, clone);
    clone.falseExpr = this.falseExpr.clone(parent, clone);
    clone.lineno = this.lineno;
    clone.column = this.column;
    clone.filename = this.filename;
    return clone;
  };

  /**
   * Return a JSON representation of this node.
   *
   * @return {Object}
   * @api public
   */

  toJSON() {
    return {
      __type: 'Ternary',
      cond: this.cond,
      trueExpr: this.trueExpr,
      falseExpr: this.falseExpr,
      lineno: this.lineno,
      column: this.column,
      filename: this.filename
    };
  };
};