Copy React Reconciler modules to new fork

packages/legacy-events/PluginModuleType.js

@@ -7,7 +7,7 @@
  * @flow
  */
 
-import type {Fiber} from 'react-reconciler/src/ReactFiber';
+import type {Fiber} from 'react-reconciler/src/ReactInternalTypes';
 import type {
   DispatchConfig,
   ReactSyntheticEvent,

packages/legacy-events/ReactSyntheticEventType.js

@@ -8,7 +8,7 @@
  * @flow
  */
 
-import type {Fiber} from 'react-reconciler/src/ReactFiber';
+import type {Fiber} from 'react-reconciler/src/ReactInternalTypes';
 import type {EventPriority} from 'shared/ReactTypes';
 import type {TopLevelType} from './TopLevelEventTypes';
 

packages/react-debug-tools/src/ReactDebugHooks.js

@@ -17,11 +17,12 @@ import type {
   ReactEventResponderListener,
   ReactScopeMethods,
 } from 'shared/ReactTypes';
-import type {Fiber} from 'react-reconciler/src/ReactFiber';
+import type {
+  Fiber,
+  Dispatcher as DispatcherType,
+} from 'react-reconciler/src/ReactInternalTypes';
 import type {OpaqueIDType} from 'react-reconciler/src/ReactFiberHostConfig';
 
-import type {Hook, TimeoutConfig} from 'react-reconciler/src/ReactFiberHooks';
-import type {Dispatcher as DispatcherType} from 'react-reconciler/src/ReactFiberHooks';
 import type {SuspenseConfig} from 'react-reconciler/src/ReactFiberSuspenseConfig';
 import {NoMode} from 'react-reconciler/src/ReactTypeOfMode';
 
@@ -67,6 +68,15 @@ let primitiveStackCache: null | Map<string, Array<any>> = null;
 
 let currentFiber: Fiber | null = null;
 
+type Hook = {
+  memoizedState: any,
+  next: Hook | null,
+};
+
+type TimeoutConfig = {|
+  timeoutMs: number,
+|};
+
 function getPrimitiveStackCache(): Map<string, Array<any>> {
   // This initializes a cache of all primitive hooks so that the top
   // most stack frames added by calling the primitive hook can be removed.

packages/react-devtools-shared/src/backend/console.js

@@ -10,7 +10,7 @@
 import {getInternalReactConstants} from './renderer';
 import describeComponentFrame from './describeComponentFrame';
 
-import type {Fiber} from 'react-reconciler/src/ReactFiber';
+import type {Fiber} from 'react-reconciler/src/ReactInternalTypes';
 import type {ReactRenderer} from './types';
 
 const APPEND_STACK_TO_METHODS = ['error', 'trace', 'warn'];

packages/react-devtools-shared/src/backend/renderer.js

@@ -50,7 +50,7 @@ import {
   registerRenderer as registerRendererWithConsole,
 } from './console';
 
-import type {Fiber} from 'react-reconciler/src/ReactFiber';
+import type {Fiber} from 'react-reconciler/src/ReactInternalTypes';
 import type {
   ChangeDescription,
   CommitDataBackend,

packages/react-devtools-shared/src/backend/types.js

@@ -9,7 +9,7 @@
 
 import type {ReactContext} from 'shared/ReactTypes';
 import type {Source} from 'shared/ReactElementType';
-import type {Fiber} from 'react-reconciler/src/ReactFiber';
+import type {Fiber} from 'react-reconciler/src/ReactInternalTypes';
 import type {
   ComponentFilter,
   ElementType,

packages/react-dom/src/client/ReactDOMComponentTree.js

@@ -7,7 +7,7 @@
  * @flow
  */
 
-import type {Fiber} from 'react-reconciler/src/ReactFiber';
+import type {Fiber} from 'react-reconciler/src/ReactInternalTypes';
 import type {
   Container,
   TextInstance,

packages/react-dom/src/client/ReactDOMRoot.js

@@ -10,9 +10,7 @@
 import type {Container} from './ReactDOMHostConfig';
 import type {RootTag} from 'react-reconciler/src/ReactRootTags';
 import type {ReactNodeList} from 'shared/ReactTypes';
-// TODO: This type is shared between the reconciler and ReactDOM, but will
-// eventually be lifted out to the renderer.
-import type {FiberRoot} from 'react-reconciler/src/ReactFiberRoot';
+import type {FiberRoot} from 'react-reconciler/src/ReactInternalTypes';
 import {findHostInstanceWithNoPortals} from 'react-reconciler/src/ReactFiberReconciler';
 
 export type RootType = {

packages/react-dom/src/events/DOMLegacyEventPluginSystem.js

@@ -11,7 +11,7 @@ import type {AnyNativeEvent} from 'legacy-events/PluginModuleType';
 import type {DOMTopLevelEventType} from 'legacy-events/TopLevelEventTypes';
 import type {ElementListenerMap} from '../events/DOMEventListenerMap';
 import type {EventSystemFlags} from './EventSystemFlags';
-import type {Fiber} from 'react-reconciler/src/ReactFiber';
+import type {Fiber} from 'react-reconciler/src/ReactInternalTypes';
 import type {PluginModule} from 'legacy-events/PluginModuleType';
 import type {ReactSyntheticEvent} from 'legacy-events/ReactSyntheticEventType';
 import type {TopLevelType} from 'legacy-events/TopLevelEventTypes';

packages/react-dom/src/events/DOMModernPluginEventSystem.js

@@ -15,7 +15,7 @@ import type {
 } from '../events/DOMEventListenerMap';
 import type {EventSystemFlags} from './EventSystemFlags';
 import type {EventPriority, ReactScopeMethods} from 'shared/ReactTypes';
-import type {Fiber} from 'react-reconciler/src/ReactFiber';
+import type {Fiber} from 'react-reconciler/src/ReactInternalTypes';
 import type {PluginModule} from 'legacy-events/PluginModuleType';
 import type {
   ReactSyntheticEvent,

packages/react-dom/src/events/DeprecatedDOMEventResponderSystem.js

@@ -31,7 +31,7 @@ import {
   flushDiscreteUpdatesIfNeeded,
   executeUserEventHandler,
 } from './ReactDOMUpdateBatching';
-import type {Fiber} from 'react-reconciler/src/ReactFiber';
+import type {Fiber} from 'react-reconciler/src/ReactInternalTypes';
 import {enableDeprecatedFlareAPI} from 'shared/ReactFeatureFlags';
 import invariant from 'shared/invariant';
 

packages/react-dom/src/events/ReactDOMEventListener.js

@@ -9,7 +9,7 @@
 
 import type {AnyNativeEvent} from 'legacy-events/PluginModuleType';
 import type {EventPriority} from 'shared/ReactTypes';
-import type {FiberRoot} from 'react-reconciler/src/ReactFiberRoot';
+import type {FiberRoot} from 'react-reconciler/src/ReactInternalTypes';
 import type {Container, SuspenseInstance} from '../client/ReactDOMHostConfig';
 import type {DOMTopLevelEventType} from 'legacy-events/TopLevelEventTypes';
 

packages/react-dom/src/events/ReactDOMEventReplaying.js

@@ -12,7 +12,7 @@ import type {Container, SuspenseInstance} from '../client/ReactDOMHostConfig';
 import type {DOMTopLevelEventType} from 'legacy-events/TopLevelEventTypes';
 import type {ElementListenerMap} from '../events/DOMEventListenerMap';
 import type {EventSystemFlags} from './EventSystemFlags';
-import type {FiberRoot} from 'react-reconciler/src/ReactFiberRoot';
+import type {FiberRoot} from 'react-reconciler/src/ReactInternalTypes';
 
 import {
   enableDeprecatedFlareAPI,

packages/react-dom/src/events/SimpleEventPlugin.js

@@ -12,7 +12,7 @@ import type {
   DOMTopLevelEventType,
 } from 'legacy-events/TopLevelEventTypes';
 import type {ReactSyntheticEvent} from 'legacy-events/ReactSyntheticEventType';
-import type {Fiber} from 'react-reconciler/src/ReactFiber';
+import type {Fiber} from 'react-reconciler/src/ReactInternalTypes';
 import type {PluginModule} from 'legacy-events/PluginModuleType';
 import type {EventSystemFlags} from './EventSystemFlags';
 

packages/react-dom/src/events/accumulateEnterLeaveListeners.js

@@ -7,7 +7,7 @@
  * @flow
  */
 
-import type {Fiber} from 'react-reconciler/src/ReactFiber';
+import type {Fiber} from 'react-reconciler/src/ReactInternalTypes';
 import type {ReactSyntheticEvent} from 'legacy-events/ReactSyntheticEventType';
 
 import {HostComponent} from 'react-reconciler/src/ReactWorkTags';
@@ -82,7 +82,7 @@ function accumulateEnterLeaveListenersForEvent(
     return;
   }
   const dispatchListeners = [];
-  const dispatchInstances = [];
+  const dispatchInstances: Array<Fiber | null> = [];
   const dispatchCurrentTargets = [];
 
   let instance = target;

packages/react-dom/src/events/accumulateEventTargetListeners.js

@@ -7,6 +7,7 @@
  * @flow
  */
 
+import type {Fiber} from 'react-reconciler/src/ReactInternalTypes';
 import type {DOMTopLevelEventType} from 'legacy-events/TopLevelEventTypes';
 import type {ReactSyntheticEvent} from 'legacy-events/ReactSyntheticEventType';
 
@@ -17,7 +18,7 @@ export default function accumulateEventTargetListeners(
   currentTarget: EventTarget,
 ): void {
   const dispatchListeners = [];
-  const dispatchInstances = [];
+  const dispatchInstances: Array<Fiber | null> = [];
   const dispatchCurrentTargets = [];
 
   const eventTypeMap = eventTargetEventListenerStore.get(currentTarget);

packages/react-dom/src/events/accumulateTwoPhaseListeners.js

@@ -7,6 +7,7 @@
  * @flow
  */
 
+import type {Fiber} from 'react-reconciler/src/ReactInternalTypes';
 import type {DOMTopLevelEventType} from 'legacy-events/TopLevelEventTypes';
 import type {ReactSyntheticEvent} from 'legacy-events/ReactSyntheticEventType';
 
@@ -30,7 +31,7 @@ export default function accumulateTwoPhaseListeners(
 ): void {
   const phasedRegistrationNames = event.dispatchConfig.phasedRegistrationNames;
   const dispatchListeners = [];
-  const dispatchInstances = [];
+  const dispatchInstances: Array<Fiber | null> = [];
   const dispatchCurrentTargets = [];
 
   const {bubbled, captured} = phasedRegistrationNames;

packages/react-dom/src/events/getListener.js

@@ -6,7 +6,7 @@
  * @flow
  */
 
-import type {Fiber} from 'react-reconciler/src/ReactFiber';
+import type {Fiber} from 'react-reconciler/src/ReactInternalTypes';
 import type {Props} from '../client/ReactDOMHostConfig';
 
 import invariant from 'shared/invariant';

packages/react-dom/src/server/ReactPartialRendererHooks.js

@@ -7,10 +7,7 @@
  * @flow
  */
 
-import type {
-  Dispatcher as DispatcherType,
-  TimeoutConfig,
-} from 'react-reconciler/src/ReactFiberHooks';
+import type {Dispatcher as DispatcherType} from 'react-reconciler/src/ReactInternalTypes';
 import type {ThreadID} from './ReactThreadIDAllocator';
 import type {OpaqueIDType} from 'react-reconciler/src/ReactFiberHostConfig';
 
@@ -49,6 +46,10 @@ type Hook = {|
   next: Hook | null,
 |};
 
+type TimeoutConfig = {|
+  timeoutMs: number,
+|};
+
 let currentlyRenderingComponent: Object | null = null;
 let firstWorkInProgressHook: Hook | null = null;
 let workInProgressHook: Hook | null = null;

packages/react-native-renderer/src/ReactFabricEventEmitter.js

@@ -8,7 +8,7 @@
  */
 
 import type {AnyNativeEvent} from 'legacy-events/PluginModuleType';
-import type {Fiber} from 'react-reconciler/src/ReactFiber';
+import type {Fiber} from 'react-reconciler/src/ReactInternalTypes';
 import type {PluginModule} from 'legacy-events/PluginModuleType';
 import type {ReactSyntheticEvent} from 'legacy-events/ReactSyntheticEventType';
 import type {TopLevelType} from 'legacy-events/TopLevelEventTypes';

packages/react-native-renderer/src/ReactNativeEventEmitter.js

@@ -8,7 +8,7 @@
  */
 
 import type {AnyNativeEvent} from 'legacy-events/PluginModuleType';
-import type {Fiber} from 'react-reconciler/src/ReactFiber';
+import type {Fiber} from 'react-reconciler/src/ReactInternalTypes';
 import type {PluginModule} from 'legacy-events/PluginModuleType';
 import type {ReactSyntheticEvent} from 'legacy-events/ReactSyntheticEventType';
 import type {TopLevelType} from 'legacy-events/TopLevelEventTypes';

packages/react-native-renderer/src/ReactNativeFiberInspector.js

@@ -7,7 +7,7 @@
  * @flow
  */
 
-import type {Fiber} from 'react-reconciler/src/ReactFiber';
+import type {Fiber} from 'react-reconciler/src/ReactInternalTypes';
 import type {TouchedViewDataAtPoint, InspectorData} from './ReactNativeTypes';
 
 import {

packages/react-native-renderer/src/ReactNativeGetListener.js

@@ -6,7 +6,7 @@
  * @flow
  */
 
-import type {Fiber} from 'react-reconciler/src/ReactFiber';
+import type {Fiber} from 'react-reconciler/src/ReactInternalTypes';
 
 import invariant from 'shared/invariant';
 import {getFiberCurrentPropsFromNode} from 'legacy-events/EventPluginUtils';

packages/react-noop-renderer/src/createReactNoop.js

@@ -14,7 +14,7 @@
  * environment.
  */
 
-import type {Fiber} from 'react-reconciler/src/ReactFiber';
+import type {Fiber} from 'react-reconciler/src/ReactInternalTypes';
 import type {UpdateQueue} from 'react-reconciler/src/ReactUpdateQueue';
 import type {ReactNodeList} from 'shared/ReactTypes';
 import type {RootTag} from 'react-reconciler/src/ReactRootTags';

packages/react-reconciler/src/ReactCapturedValue.js

@@ -7,7 +7,7 @@
  * @flow
  */
 
-import type {Fiber} from './ReactFiber';
+import type {Fiber} from './ReactInternalTypes';
 
 import {getStackByFiberInDevAndProd} from './ReactFiberComponentStack';
 

packages/react-reconciler/src/ReactChildFiber.js → packages/react-reconciler/src/ReactChildFiber.new.js

@@ -11,7 +11,7 @@ import type {ReactElement} from 'shared/ReactElementType';
 import type {ReactPortal} from 'shared/ReactTypes';
 import type {BlockComponent} from 'react/src/ReactBlock';
 import type {LazyComponent} from 'react/src/ReactLazy';
-import type {Fiber} from './ReactFiber';
+import type {Fiber} from './ReactInternalTypes';
 import type {ExpirationTime} from './ReactFiberExpirationTime';
 
 import getComponentName from 'shared/getComponentName';
@@ -42,11 +42,11 @@ import {
   createFiberFromFragment,
   createFiberFromText,
   createFiberFromPortal,
-} from './ReactFiber';
-import {emptyRefsObject} from './ReactFiberClassComponent';
+} from './ReactFiber.new';
+import {emptyRefsObject} from './ReactFiberClassComponent.new';
 import {getStackByFiberInDevAndProd} from './ReactFiberComponentStack';
 import {getCurrentFiberStackInDev} from './ReactCurrentFiber';
-import {isCompatibleFamilyForHotReloading} from './ReactFiberHotReloading';
+import {isCompatibleFamilyForHotReloading} from './ReactFiberHotReloading.new';
 import {StrictMode} from './ReactTypeOfMode';
 
 let didWarnAboutMaps;