mirror of
https://github.com/facebook/react.git
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Andrew ClarkandGitHub
4b2e65d32e
This will allow us to safely ship it at Facebook and get a better idea for if/how it breaks existing product code.
43 lines
1.4 KiB
JavaScript
43 lines
1.4 KiB
JavaScript
/**
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* Copyright (c) 2013-present, Facebook, Inc.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*
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* @flow
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*/
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import invariant from 'fbjs/lib/invariant';
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import typeof * as FeatureFlagsType from 'shared/ReactFeatureFlags';
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import typeof * as FeatureFlagsShimType from './ReactFeatureFlags.native-fb';
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// Re-export dynamic flags from the fbsource version.
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export const {
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enableGetDerivedStateFromCatch,
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enableSuspense,
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debugRenderPhaseSideEffects,
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debugRenderPhaseSideEffectsForStrictMode,
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warnAboutDeprecatedLifecycles,
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replayFailedUnitOfWorkWithInvokeGuardedCallback,
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enableProfilerTimer,
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fireGetDerivedStateFromPropsOnStateUpdates,
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} = require('ReactFeatureFlags');
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// The rest of the flags are static for better dead code elimination.
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export const enableUserTimingAPI = __DEV__;
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export const enableMutatingReconciler = true;
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export const enableNoopReconciler = false;
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export const enablePersistentReconciler = false;
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// Only used in www builds.
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export function addUserTimingListener() {
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invariant(false, 'Not implemented.');
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}
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// Flow magic to verify the exports of this file match the original version.
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// eslint-disable-next-line no-unused-vars
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type Check<_X, Y: _X, X: Y = _X> = null;
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// eslint-disable-next-line no-unused-expressions
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(null: Check<FeatureFlagsShimType, FeatureFlagsType>);
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