/** * 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 strict */ // Exports ReactDOM.createRoot export const enableUserTimingAPI = __DEV__; // Experimental error-boundary API that can recover from errors within a single // render phase export const enableGetDerivedStateFromCatch = false; // Suspense export const enableSuspense = false; // Helps identify side effects in begin-phase lifecycle hooks and setState reducers: export const debugRenderPhaseSideEffects = false; // In some cases, StrictMode should also double-render lifecycles. // This can be confusing for tests though, // And it can be bad for performance in production. // This feature flag can be used to control the behavior: export const debugRenderPhaseSideEffectsForStrictMode = __DEV__; // To preserve the "Pause on caught exceptions" behavior of the debugger, we // replay the begin phase of a failed component inside invokeGuardedCallback. export const replayFailedUnitOfWorkWithInvokeGuardedCallback = __DEV__; // Warn about deprecated, async-unsafe lifecycles; relates to RFC #6: export const warnAboutDeprecatedLifecycles = false; // Warn about legacy context API export const warnAboutLegacyContextAPI = false; // Gather advanced timing metrics for Profiler subtrees. export const enableProfilerTimer = __PROFILE__; // Track which interactions trigger each commit. export const enableSchedulerTracking = __PROFILE__; // Only used in www builds. export const enableSuspenseServerRenderer = false; // Only used in www builds. export function addUserTimingListener() { throw new Error('Not implemented.'); } // React Fire: prevent the value and checked attributes from syncing // with their related DOM properties export const disableInputAttributeSyncing = false;