packages/remote-context/src/actions/UndefinedValueAction.js

/**
 * Copyright 2017 Moshe Simantov
 *
 * 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.
 */

import { Action } from 'remote-protocol';

/**
 * @extends {Action}
 */
export default class UndefinedValueAction extends Action {
  static isUndefined(value) {
    return value === undefined || value instanceof UndefinedValueAction;
  }

  // eslint-disable-next-line class-methods-use-this
  fetch() {
    return undefined;
  }

  // eslint-disable-next-line class-methods-use-this
  toArgumentsList() {
    return [];
  }
}