Files
react-native/Libraries/Core/InitializeCore.js
T
Andres Suarez 3b31e69e28 Tidy up license headers [2/n]
Summary: Changelog: [General] [Fixed] - License header cleanup

Reviewed By: yungsters

Differential Revision: D17952694

fbshipit-source-id: 17c87de7ebb271fa2ac8d00af72a4d1addef8bd0
2019-10-16 10:06:34 -07:00

56 lines
1.5 KiB
JavaScript

/**
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*
* @format
* @flow
*/
/* globals window: true */
/**
* Sets up global variables typical in most JavaScript environments.
*
* 1. Global timers (via `setTimeout` etc).
* 2. Global console object.
* 3. Hooks for printing stack traces with source maps.
*
* Leaves enough room in the environment for implementing your own:
*
* 1. Require system.
* 2. Bridged modules.
*
*/
'use strict';
const start = Date.now();
require('./setUpGlobals');
require('./setUpSystrace');
require('./setUpErrorHandling');
require('./polyfillPromise');
require('./setUpRegeneratorRuntime');
require('./setUpTimers');
require('./setUpXHR');
require('./setUpAlert');
require('./setUpNavigator');
require('./setUpBatchedBridge');
require('./setUpSegmentFetcher');
if (__DEV__) {
require('./checkNativeVersion');
require('./setUpDeveloperTools');
}
const GlobalPerformanceLogger = require('../Utilities/GlobalPerformanceLogger');
// We could just call GlobalPerformanceLogger.markPoint at the top of the file,
// but then we'd be excluding the time it took to require the logger.
// Instead, we just use Date.now and backdate the timestamp.
GlobalPerformanceLogger.markPoint(
'initializeCore_start',
GlobalPerformanceLogger.currentTimestamp() - (Date.now() - start),
);
GlobalPerformanceLogger.markPoint('initializeCore_end');