react/packages/shared/forks/ReactFeatureFlags.native-fb.js

40 lines
1.3 KiB
JavaScript

/**
* Copyright (c) 2013-present, Facebook, Inc.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*
* @flow
*/
import invariant from 'shared/invariant';
import typeof * as FeatureFlagsType from 'shared/ReactFeatureFlags';
import typeof * as FeatureFlagsShimType from './ReactFeatureFlags.native-fb';
// Re-export dynamic flags from the fbsource version.
export const {
enableGetDerivedStateFromCatch,
enableSuspense,
debugRenderPhaseSideEffects,
debugRenderPhaseSideEffectsForStrictMode,
warnAboutDeprecatedLifecycles,
replayFailedUnitOfWorkWithInvokeGuardedCallback,
} = require('ReactFeatureFlags');
// The rest of the flags are static for better dead code elimination.
export const enableUserTimingAPI = __DEV__;
export const warnAboutLegacyContextAPI = __DEV__;
export const enableProfilerTimer = __PROFILE__;
// Only used in www builds.
export function addUserTimingListener() {
invariant(false, 'Not implemented.');
}
// Flow magic to verify the exports of this file match the original version.
// eslint-disable-next-line no-unused-vars
type Check<_X, Y: _X, X: Y = _X> = null;
// eslint-disable-next-line no-unused-expressions
(null: Check<FeatureFlagsShimType, FeatureFlagsType>);