41 lines
1.5 KiB
JavaScript
41 lines
1.5 KiB
JavaScript
/**
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* Copyright (c) 2015-present, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*
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* @providesModule setupDevtools
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* @flow
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*/
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'use strict';
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if (__DEV__) {
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const AppState = require('AppState');
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const WebSocket = require('WebSocket');
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const {PlatformConstants} = require('NativeModules');
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const {connectToDevTools} = require('react-devtools-core');
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// Initialize dev tools only if the native module for WebSocket is available
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if (WebSocket.isAvailable) {
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connectToDevTools({
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isAppActive() {
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// Don't steal the DevTools from currently active app.
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// Note: if you add any AppState subscriptions to this file,
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// you will also need to guard against `AppState.isAvailable`,
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// or the code will throw for bundles that don't have it.
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return AppState.currentState !== 'background';
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},
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// Special case: Genymotion is running on a different host.
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host: PlatformConstants && PlatformConstants.ServerHost ?
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PlatformConstants.ServerHost.split(':')[0] :
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'localhost',
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// Read the optional global variable for backward compatibility.
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// It was added in https://github.com/facebook/react-native/commit/bf2b435322e89d0aeee8792b1c6e04656c2719a0.
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port: window.__REACT_DEVTOOLS_PORT__,
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resolveRNStyle: require('flattenStyle'),
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});
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}
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}
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