text: /**
   * @fileoverview Reject using element.parentNode.removeChild(element) when
   *               element.remove() can be used instead.
   *
   * This Source Code Form is subject to the terms of the Mozilla Public
   * License, v. 2.0. If a copy of the MPL was not distributed with this
   * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   */
  
  "use strict";
  
  // -----------------------------------------------------------------------------
  // Rule Definition
  // -----------------------------------------------------------------------------
  
  var helpers = require("../helpers");
  
  module.exports = function(context) {
    // ---------------------------------------------------------------------------
    // Public
    //  --------------------------------------------------------------------------
  
    return {
      "CallExpression": function(node) {
        let callee = node.callee;
        if (callee.type !== "MemberExpression" ||
            callee.property.type !== "Identifier" ||
            callee.property.name != "removeChild" ||
            node.arguments.length != 1) {
          return;
        }
  
        if (callee.object.type == "MemberExpression" &&
            callee.object.property.type == "Identifier" &&
            callee.object.property.name == "parentNode" &&
            helpers.getASTSource(callee.object.object, context) ==
              helpers.getASTSource(node.arguments[0])) {
          context.report(node, "use element.remove() instead of " +
                               "element.parentNode.removeChild(element)");
        }
  
        if (node.arguments[0].type == "MemberExpression" &&
            node.arguments[0].property.type == "Identifier" &&
            node.arguments[0].property.name == "firstChild" &&
            helpers.getASTSource(callee.object, context) ==
              helpers.getASTSource(node.arguments[0].object)) {
          context.report(node, "use element.firstChild.remove() instead of " +
                               "element.removeChild(element.firstChild)");
        }
      },
    };
  };
  