material-motion-views-dom/src/createCustomPropertyObserver.ts

DOM support for Material Motion

/** @license
 *  Copyright 2016 - present The Material Motion Authors. All Rights Reserved.
 *
 *  Licensed under the Apache License, Version 2.0 (the "License"); you may not
 *  use this file except in compliance with the License. You may obtain a copy
 *  of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 *  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 *  License for the specific language governing permissions and limitations
 *  under the License.
 */

export function createCustomPropertyObserver(styleName: string, target: HTMLElement = document.documentElement) {
  return function (value: number | string) {
    target.style.setProperty(styleName, value.toString());
  };
}
export default createCustomPropertyObserver;