components/script_bindings/webidls/CSSGroupingRule.webidl

/* 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 https://mozilla.org/MPL/2.0/. */

// https://drafts.csswg.org/cssom/#the-cssgroupingrule-interface
[Abstract, Exposed=Window]
interface CSSGroupingRule : CSSRule {
  [SameObject] readonly attribute CSSRuleList cssRules;
  [Throws] unsigned long insertRule(DOMString rule, optional unsigned long index = 0);
  [Throws] undefined deleteRule(unsigned long index);
};