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Reorder module setup in InitializeCore 

Reviewed By: fromcelticpark

Differential Revision: D5292888

fbshipit-source-id: 1f1e2f4fcd22f5471117aafdf3b7d73745c14e6b
This commit is contained in:
Pieter De Baets 2017-06-23 10:19:17 -07:00 committed by Facebook Github Bot
parent ecccd06662
commit 7516fa56d7
1 changed files with 51 additions and 56 deletions
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107
Libraries/Core/InitializeCore.js
View File

@ -13,7 +13,6 @@
/* eslint-disable strict */
/* globals window: true */
/**
* Sets up global variables typical in most JavaScript environments.
*
@ -96,33 +95,21 @@ if (!global.process.env.NODE_ENV) {
global.process.env.NODE_ENV = __DEV__ ? 'development' : 'production';
}
// Set up profile
const Systrace = require('Systrace');
Systrace.setEnabled(global.__RCTProfileIsProfiling || false);
if (__DEV__) {
if (global.performance === undefined) {
global.performance = Systrace.getUserTimingPolyfill();
}
// Setup the Systrace profiling hooks if necessary
if (global.__RCTProfileIsProfiling) {
const Systrace = require('Systrace');
Systrace.setEnabled(true);
}
if (__DEV__ && global.performance === undefined) {
const Systrace = require('Systrace');
global.performance = Systrace.getUserTimingPolyfill();
}
// Set up console
const ExceptionsManager = require('ExceptionsManager');
ExceptionsManager.installConsoleErrorReporter();
// TODO: Move these around to solve the cycle in a cleaner way
const BatchedBridge = require('BatchedBridge');
BatchedBridge.registerLazyCallableModule('Systrace', () => require('Systrace'));
BatchedBridge.registerLazyCallableModule('JSTimers', () => require('JSTimers'));
BatchedBridge.registerLazyCallableModule('HeapCapture', () => require('HeapCapture'));
BatchedBridge.registerLazyCallableModule('SamplingProfiler', () => require('SamplingProfiler'));
BatchedBridge.registerLazyCallableModule('RCTLog', () => require('RCTLog'));
if (__DEV__) {
if (!global.__RCTProfileIsProfiling) {
BatchedBridge.registerCallableModule('HMRClient', require('HMRClient'));
}
}
// Set up error handler
if (!global.__fbDisableExceptionsManager) {
const handleError = (e, isFatal) => {
@ -140,29 +127,11 @@ if (!global.__fbDisableExceptionsManager) {
ErrorUtils.setGlobalHandler(handleError);
}
// Set up timers
const defineLazyTimer = name => {
defineProperty(global, name, () => require('JSTimers')[name]);
};
defineLazyTimer('setTimeout');
defineLazyTimer('setInterval');
defineLazyTimer('setImmediate');
defineLazyTimer('clearTimeout');
defineLazyTimer('clearInterval');
defineLazyTimer('clearImmediate');
defineLazyTimer('requestAnimationFrame');
defineLazyTimer('cancelAnimationFrame');
defineLazyTimer('requestIdleCallback');
defineLazyTimer('cancelIdleCallback');
// Set up alert
if (!global.alert) {
global.alert = function(text) {
// Require Alert on demand. Requiring it too early can lead to issues
// with things like Platform not being fully initialized.
require('Alert').alert('Alert', '' + text);
};
}
// Set up collections
// We can't make these lazy because `Map` checks for `global.Map` (which wouldc
// not exist if it were lazily defined).
defineProperty(global, 'Map', () => require('Map'), true);
defineProperty(global, 'Set', () => require('Set'), true);
// Set up Promise
// The native Promise implementation throws the following error:
@ -178,6 +147,21 @@ defineProperty(global, 'regeneratorRuntime', () => {
return global.regeneratorRuntime;
});
// Set up timers
const defineLazyTimer = name => {
defineProperty(global, name, () => require('JSTimers')[name]);
};
defineLazyTimer('setTimeout');
defineLazyTimer('setInterval');
defineLazyTimer('setImmediate');
defineLazyTimer('clearTimeout');
defineLazyTimer('clearInterval');
defineLazyTimer('clearImmediate');
defineLazyTimer('requestAnimationFrame');
defineLazyTimer('cancelAnimationFrame');
defineLazyTimer('requestIdleCallback');
defineLazyTimer('cancelIdleCallback');
// Set up XHR
// The native XMLHttpRequest in Chrome dev tools is CORS aware and won't
// let you fetch anything from the internet
@ -190,6 +174,15 @@ defineProperty(global, 'Request', () => require('fetch').Request);
defineProperty(global, 'Response', () => require('fetch').Response);
defineProperty(global, 'WebSocket', () => require('WebSocket'));
// Set up alert
if (!global.alert) {
global.alert = function(text) {
// Require Alert on demand. Requiring it too early can lead to issues
// with things like Platform not being fully initialized.
require('Alert').alert('Alert', '' + text);
};
}
// Set up Geolocation
let navigator = global.navigator;
if (navigator === undefined) {
@ -200,15 +193,23 @@ if (navigator === undefined) {
defineProperty(navigator, 'product', () => 'ReactNative', true);
defineProperty(navigator, 'geolocation', () => require('Geolocation'));
// Set up collections
// We can't make these lazy because `Map` checks for `global.Map` (which wouldc
// not exist if it were lazily defined).
defineProperty(global, 'Map', () => require('Map'), true);
defineProperty(global, 'Set', () => require('Set'), true);
// Just to make sure the JS gets packaged up. Wait until the JS environment has
// been initialized before requiring them.
const BatchedBridge = require('BatchedBridge');
BatchedBridge.registerLazyCallableModule('Systrace', () => require('Systrace'));
BatchedBridge.registerLazyCallableModule('JSTimers', () => require('JSTimers'));
BatchedBridge.registerLazyCallableModule('HeapCapture', () => require('HeapCapture'));
BatchedBridge.registerLazyCallableModule('SamplingProfiler', () => require('SamplingProfiler'));
BatchedBridge.registerLazyCallableModule('RCTLog', () => require('RCTLog'));
BatchedBridge.registerLazyCallableModule('RCTDeviceEventEmitter', () => require('RCTDeviceEventEmitter'));
BatchedBridge.registerLazyCallableModule('RCTNativeAppEventEmitter', () => require('RCTNativeAppEventEmitter'));
BatchedBridge.registerLazyCallableModule('PerformanceLogger', () => require('PerformanceLogger'));
// Set up devtools
if (__DEV__) {
if (!global.__RCTProfileIsProfiling) {
BatchedBridge.registerCallableModule('HMRClient', require('HMRClient'));
// not when debugging in chrome
// TODO(t12832058) This check is broken
if (!window.document) {
@ -222,9 +223,3 @@ if (__DEV__) {
JSInspector.registerAgent(require('NetworkAgent'));
}
}
// Just to make sure the JS gets packaged up. Wait until the JS environment has
// been initialized before requiring them.
BatchedBridge.registerLazyCallableModule('RCTDeviceEventEmitter', () => require('RCTDeviceEventEmitter'));
BatchedBridge.registerLazyCallableModule('RCTNativeAppEventEmitter', () => require('RCTNativeAppEventEmitter'));
BatchedBridge.registerLazyCallableModule('PerformanceLogger', () => require('PerformanceLogger'));