/**
 * @fileoverview Require .ownerGlobal instead of .ownerDocument.defaultView.
 *
 * 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
// -----------------------------------------------------------------------------

module.exports = function(context) {
  // ---------------------------------------------------------------------------
  // Public
  //  --------------------------------------------------------------------------

  return {
    MemberExpression(node) {
      if (
        node.property.type != "Identifier" ||
        node.property.name != "defaultView" ||
        node.object.type != "MemberExpression" ||
        node.object.property.type != "Identifier" ||
        node.object.property.name != "ownerDocument"
      ) {
        return;
      }

      context.report(
        node,
        "use .ownerGlobal instead of .ownerDocument.defaultView"
      );
    },
  };
};