@adobe/coral-spectrum/coral-collection/src/scripts/listToArray.js

Coral Spectrum is a JavaScript library of Web Components following Spectrum design patterns.

/**
 * Copyright 2019 Adobe. All rights reserved.
 * This file is licensed to you 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 REPRESENTATIONS
 * OF ANY KIND, either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */

/** @private */
export default function listToArray(list) {
  const res = [];
  for (let i = 0, listCount = res.length = list.length ; i < listCount ; i++) {
    res[i] = list[i];
  }
  return res;
}