Repository: facebook/react
File: packages/shared/forks/ReactFeatureFlags.testing.js (JavaScript)

Code before:
 * Copyright (c) Facebook, Inc. and its 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.testing';

export const debugRenderPhaseSideEffectsForStrictMode = false;
export const enableDebugTracing = false;
export const enableSchedulingProfiler = __PROFILE__;
export const warnAboutDeprecatedLifecycles = true;
export const replayFailedUnitOfWorkWithInvokeGuardedCallback = false;
export const enableProfilerTimer = __PROFILE__;
export const enableProfilerCommitHooks = __PROFILE__;
export const enableProfilerNestedUpdatePhase = __PROFILE__;
export const enableProfilerNestedUpdateScheduledHook = false;
export const enableUpdaterTracking = false;
export const enableSuspenseServerRenderer = false;
export const enableSelectiveHydration = false;
export const enableLazyElements = false;
export const enableCache = __EXPERIMENTAL__;
export const enableCacheElement = true;
export const disableJavaScriptURLs = false;
export const disableCommentsAsDOMContainers = true;
export const disableInputAttributeSyncing = false;
export const enableSchedulerDebugging = false;
export const enableScopeAPI = false;
export const enableCreateEventHandleAPI = false;
export const enableSuspenseCallback = false;
export const warnAboutDefaultPropsOnFunctionComponents = false;
export const warnAboutStringRefs = false;
export const disableLegacyContext = false;
export const disableSchedulerTimeoutBasedOnReactExpirationTime = false;
export const enableTrustedTypesIntegration = false;
export const disableTextareaChildren = false;
export const disableModulePatternComponents = false;
export const warnAboutSpreadingKeyToJSX = false;
export const enableSuspenseAvoidThisFallback = false;
export const enableSuspenseAvoidThisFallbackFizz = false;
export const enableCPUSuspense = false;
export const enableCapturePhaseSelectiveHydrationWithoutDiscreteEventReplay = true;
export const enableClientRenderFallbackOnHydrationMismatch = true;
export const enableComponentStackLocations = true;
export const enableLegacyFBSupport = false;
export const enableFilterEmptyStringAttributesDOM = false;
export const disableNativeComponentFrames = false;
export const skipUnmountedBoundaries = false;

Review comment (performance):
```suggestion
export const enableCacheElement = __EXPERIMENTAL__;
```

Code after:
 * Copyright (c) Facebook, Inc. and its 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.testing';

export const debugRenderPhaseSideEffectsForStrictMode = false;
export const enableDebugTracing = false;
export const enableSchedulingProfiler = __PROFILE__;
export const warnAboutDeprecatedLifecycles = true;
export const replayFailedUnitOfWorkWithInvokeGuardedCallback = false;
export const enableProfilerTimer = __PROFILE__;
export const enableProfilerCommitHooks = __PROFILE__;
export const enableProfilerNestedUpdatePhase = __PROFILE__;
export const enableProfilerNestedUpdateScheduledHook = false;
export const enableUpdaterTracking = false;
export const enableSuspenseServerRenderer = false;
export const enableSelectiveHydration = false;
export const enableLazyElements = false;
export const enableCache = __EXPERIMENTAL__;
export const enableCacheElement = __EXPERIMENTAL__;
export const disableJavaScriptURLs = false;
export const disableCommentsAsDOMContainers = true;
export const disableInputAttributeSyncing = false;
export const enableSchedulerDebugging = false;
export const enableScopeAPI = false;
export const enableCreateEventHandleAPI = false;
export const enableSuspenseCallback = false;
export const warnAboutDefaultPropsOnFunctionComponents = false;
export const warnAboutStringRefs = false;
export const disableLegacyContext = false;
export const disableSchedulerTimeoutBasedOnReactExpirationTime = false;
export const enableTrustedTypesIntegration = false;
export const disableTextareaChildren = false;
export const disableModulePatternComponents = false;
export const warnAboutSpreadingKeyToJSX = false;
export const enableSuspenseAvoidThisFallback = false;
export const enableSuspenseAvoidThisFallbackFizz = false;
export const enableCPUSuspense = false;
export const enableCapturePhaseSelectiveHydrationWithoutDiscreteEventReplay = true;
export const enableClientRenderFallbackOnHydrationMismatch = true;
export const enableClientRenderFallbackOnTextMismatch = true;
export const enableComponentStackLocations = true;
export const enableLegacyFBSupport = false;
export const enableFilterEmptyStringAttributesDOM = false;
export const disableNativeComponentFrames = false;