react-native/Libraries/Renderer/src/shared/utils/ReactElementSymbol.js

A framework for building native apps using React

/**
 * Copyright 2014-present, Facebook, Inc.
 * All rights reserved.
 *
 * This source code is licensed under the BSD-style license found in the
 * LICENSE file in the root directory of this source tree. An additional grant
 * of patent rights can be found in the PATENTS file in the same directory.
 *
 * @providesModule ReactElementSymbol
 * @flow
 */

'use strict';

// The Symbol used to tag the ReactElement type. If there is no native Symbol
// nor polyfill, then a plain number is used for performance.
var REACT_ELEMENT_TYPE =
  (typeof Symbol === 'function' && Symbol.for && Symbol.for('react.element')) ||
  0xeac7;

module.exports = REACT_ELEMENT_TYPE;