[flow] enable LTI for some directories

Author: kassens

packages/jest-react/src/internalAct.js

@@ -77,7 +77,7 @@ export function act<T>(scope: () => Thenable<T> | T): Thenable<T> {
     ) {
       const thenableResult: Thenable<T> = (result: any);
       return {
-        then(resolve, reject) {
+        then(resolve: T => mixed, reject: mixed => mixed) {
           thenableResult.then(
             returnValue => {
               flushActWork(
@@ -108,7 +108,7 @@ export function act<T>(scope: () => Thenable<T> | T): Thenable<T> {
           didFlushWork = Scheduler.unstable_flushAllWithoutAsserting();
         } while (didFlushWork);
         return {
-          then(resolve, reject) {
+          then(resolve: T => mixed, reject: mixed => mixed) {
             resolve(returnValue);
           },
         };

packages/react-cache/src/ReactCacheOld.js

@@ -85,11 +85,11 @@ function identityHashFn(input) {
 }
 
 const CACHE_LIMIT = 500;
-const lru = createLRU(CACHE_LIMIT);
+const lru = createLRU<$FlowFixMe>(CACHE_LIMIT);
 
 const entries: Map<Resource<any, any>, Map<any, any>> = new Map();
 
-const CacheContext = React.createContext(null);
+const CacheContext = React.createContext<mixed>(null);
 
 function accessResult<I, K, V>(
   resource: any,

packages/react-client/src/ReactFlightClient.js

@@ -129,13 +129,13 @@ Chunk.prototype.then = function <T>(
     case BLOCKED:
       if (resolve) {
         if (chunk.value === null) {
-          chunk.value = [];
+          chunk.value = ([]: Array<(T) => mixed>);
         }
         chunk.value.push(resolve);
       }
       if (reject) {
         if (chunk.reason === null) {
-          chunk.reason = [];
+          chunk.reason = ([]: Array<(mixed) => mixed>);
         }
         chunk.reason.push(reject);
       }
@@ -435,7 +435,7 @@ function createModelResolver<T>(
   chunk: SomeChunk<T>,
   parentObject: Object,
   key: string,
-) {
+): (value: any) => void {
   let blocked;
   if (initializingChunkBlockedModel) {
     blocked = initializingChunkBlockedModel;
@@ -446,7 +446,6 @@ function createModelResolver<T>(
       value: null,
     };
   }
-  // $FlowFixMe[missing-local-annot]
   return value => {
     parentObject[key] = value;
     blocked.deps--;
@@ -465,7 +464,7 @@ function createModelResolver<T>(
   };
 }
 
-function createModelReject<T>(chunk: SomeChunk<T>) {
+function createModelReject<T>(chunk: SomeChunk<T>): (error: mixed) => void {
   return (error: mixed) => triggerErrorOnChunk(chunk, error);
 }
 
@@ -583,7 +582,7 @@ export function resolveModule(
   const chunks = response._chunks;
   const chunk = chunks.get(id);
   const moduleMetaData: ModuleMetaData = parseModel(response, model);
-  const moduleReference = resolveClientReference(
+  const moduleReference = resolveClientReference<$FlowFixMe>(
     response._bundlerConfig,
     moduleMetaData,
   );

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

@@ -60,13 +60,13 @@ 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.
   if (primitiveStackCache === null) {
-    const cache = new Map();
+    const cache = new Map<string, Array<any>>();
     let readHookLog;
     try {
       // Use all hooks here to add them to the hook log.
       Dispatcher.useContext(({_currentValue: null}: any));
       Dispatcher.useState(null);
-      Dispatcher.useReducer((s, a) => s, null);
+      Dispatcher.useReducer((s: mixed, a: mixed) => s, null);
       Dispatcher.useRef(null);
       if (typeof Dispatcher.useCacheRefresh === 'function') {
         // This type check is for Flow only.
@@ -809,7 +809,7 @@ export function inspectHooksOfFiber(
   // Set up the current hook so that we can step through and read the
   // current state from them.
   currentHook = (fiber.memoizedState: Hook);
-  const contextMap = new Map();
+  const contextMap = new Map<ReactContext<$FlowFixMe>, $FlowFixMe>();
   try {
     setupContexts(contextMap, fiber);
     if (fiber.tag === ForwardRef) {

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

@@ -127,7 +127,7 @@ function legacyCreateRootFromDOMContainer(
       };
     }
 
-    const root = createHydrationContainer(
+    const root: FiberRoot = createHydrationContainer(
       initialChildren,
       callback,
       container,

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

@@ -49,7 +49,7 @@ function renderToReadableStream(
   return new Promise((resolve, reject) => {
     let onFatalError;
     let onAllReady;
-    const allReady = new Promise((res, rej) => {
+    const allReady = new Promise<void>((res, rej) => {
       onAllReady = res;
       onFatalError = rej;
     });

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

@@ -49,7 +49,7 @@ function renderToReadableStream(
   return new Promise((resolve, reject) => {
     let onFatalError;
     let onAllReady;
-    const allReady = new Promise((res, rej) => {
+    const allReady = new Promise<void>((res, rej) => {
       onAllReady = res;
       onFatalError = rej;
     });

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

@@ -66,7 +66,7 @@ function prerenderToNodeStreams(
     const onFatalError = reject;
 
     function onAllReady() {
-      const readable = new Readable({
+      const readable: Readable = new Readable({
         read() {
           startFlowing(request, writable);
         },

packages/react-interactions/events/src/dom/create-event-handle/useEvent.js

@@ -32,7 +32,7 @@ export default function useEvent(
 
   if (useEventHandle === null) {
     const setEventHandle = unstable_createEventHandle(event, options);
-    const clears = new Map();
+    const clears = new Map<EventTarget, () => void>();
     useEventHandle = {
       setListener(
         target: EventTarget,

packages/react-reconciler/src/ReactChildFiber.js

@@ -768,7 +768,7 @@ function createChildReconciler(
 
     if (__DEV__) {
       // First, validate keys.
-      let knownKeys = null;
+      let knownKeys: Set<string> | null = null;
       for (let i = 0; i < newChildren.length; i++) {
         const child = newChildren[i];
         knownKeys = warnOnInvalidKey(child, knownKeys, returnFiber);
@@ -961,7 +961,7 @@ function createChildReconciler(
       // We'll get a different iterator later for the main pass.
       const newChildren = iteratorFn.call(newChildrenIterable);
       if (newChildren) {
-        let knownKeys = null;
+        let knownKeys: Set<string> | null = null;
         let step = newChildren.next();
         for (; !step.done; step = newChildren.next()) {
           const child = step.value;