react/scripts/rollup/shims/react-native/findNodeHandle.js

31 lines
874 B
JavaScript

/**
* Copyright 2013-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 findNodeHandle
* @flow
*/
'use strict';
// While ReactNative renderer bundle is initializing, some
// code (e.g. UIManager) imports from ReactNative.
// We use an indirection to avoid a circular dependency.
let realFindNodeHandle = null;
function findNodeHandle(componentOrHandle: any): ?number {
if (realFindNodeHandle === null) {
realFindNodeHandle = require('ReactNative')
.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED.findNodeHandle;
}
return realFindNodeHandle(componentOrHandle);
}
module.exports = findNodeHandle;