ReactFeatureFlags.native-fb.js — react Source File

Source Code

/**
 * Copyright (c) Meta Platforms, Inc. and affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 *
 * @flow
 */

import typeof * as FeatureFlagsType from 'shared/ReactFeatureFlags';
import typeof * as ExportsType from './ReactFeatureFlags.native-fb';
import typeof * as DynamicExportsType from './ReactFeatureFlags.native-fb-dynamic';

// Re-export dynamic flags from the internal module.
// Intentionally using * because this import is compiled to a `require` call.
import * as dynamicFlagsUntyped from 'ReactNativeInternalFeatureFlags';
const dynamicFlags: DynamicExportsType = (dynamicFlagsUntyped: any);

// We destructure each value before re-exporting to avoid a dynamic look-up on
// the exports object every time a flag is read.
export const {
  alwaysThrottleRetries,
  enableEffectEventMutationPhase,
  enableHiddenSubtreeInsertionEffectCleanup,
  enableObjectFiber,
  enableEagerAlternateStateNodeCleanup,
  passChildrenWhenCloningPersistedNodes,
  enableFragmentRefs,
  enableFragmentRefsScrollIntoView,
  enableFragmentRefsInstanceHandles,
  enableFragmentRefsTextNodes,
} = dynamicFlags;

// The rest of the flags are static for better dead code elimination.
export const disableClientCache: boolean = true;
export const disableCommentsAsDOMContainers: boolean = true;
export const disableInputAttributeSyncing: boolean = false;
export const disableLegacyContext: boolean = false;
export const disableLegacyContextForFunctionComponents: boolean = false;
export const disableLegacyMode: boolean = false;
export const disableSchedulerTimeoutInWorkLoop: boolean = false;
export const disableTextareaChildren: boolean = false;
export const enableAsyncDebugInfo: boolean = true;
export const enableAsyncIterableChildren: boolean = false;
export const enableCPUSuspense: boolean = true;
export const enableCreateEventHandleAPI: boolean = false;
export const enableMoveBefore: boolean = true;
export const enableFizzExternalRuntime: boolean = true;
export const enableInfiniteRenderLoopDetection: boolean = false;
export const enableLegacyCache: boolean = false;
export const enableLegacyFBSupport: boolean = false;
export const enableLegacyHidden: boolean = false;
export const enableNoCloningMemoCache: boolean = false;
export const enableProfilerCommitHooks: boolean = __PROFILE__;
export const enableProfilerNestedUpdatePhase: boolean = __PROFILE__;
export const enableProfilerTimer: boolean = __PROFILE__;
export const enableReactTestRendererWarning: boolean = false;
export const enableRetryLaneExpiration: boolean = false;
export const enableSchedulingProfiler: boolean = __PROFILE__;
export const enableScopeAPI: boolean = false;
export const enableSuspenseAvoidThisFallback: boolean = false;
export const enableSuspenseCallback: boolean = true;
export const enableTaint: boolean = true;
export const enableTransitionTracing: boolean = false;
export const enableTrustedTypesIntegration: boolean = false;
export const enableUpdaterTracking: boolean = __PROFILE__;
export const retryLaneExpirationMs = 5000;
export const syncLaneExpirationMs = 250;
export const transitionLaneExpirationMs = 5000;
export const enableYieldingBeforePassive: boolean = false;
export const enableThrottledScheduling: boolean = false;
export const enableViewTransition: boolean = false;
export const enableGestureTransition: boolean = false;
export const enableScrollEndPolyfill: boolean = true;
export const enableSuspenseyImages: boolean = false;
export const enableFizzBlockingRender: boolean = true;
export const enableSrcObject: boolean = false;
export const enableHydrationChangeEvent: boolean = true;
export const enableDefaultTransitionIndicator: boolean = true;
export const ownerStackLimit = 1e4;
export const enableComponentPerformanceTrack: boolean = true;
export const enablePerformanceIssueReporting: boolean =
  enableComponentPerformanceTrack;
export const enableInternalInstanceMap: boolean = false;
export const enableOptimisticKey: boolean = false;
export const enableParallelTransitions: boolean = false;

// Flow magic to verify the exports of this file match the original version.
((((null: any): ExportsType): FeatureFlagsType): ExportsType);