Flow: implicit-inexact-object=error (#25210)

* implicit-inexact-object=error
* default everything ambiguous to exact object
* inexact where exact causes errors

packages/react-client/src/ReactFlightClient.js

@@ -34,7 +34,7 @@ export type JSONValue =
   | null
   | boolean
   | string
-  | {+[key: string]: JSONValue}
+  | {|+[key: string]: JSONValue|}
   | $ReadOnlyArray<JSONValue>;
 
 const PENDING = 0;
@@ -43,36 +43,36 @@ const RESOLVED_MODULE = 2;
 const INITIALIZED = 3;
 const ERRORED = 4;
 
-type PendingChunk = {
+type PendingChunk = {|
   _status: 0,
   _value: null | Array<() => mixed>,
   _response: Response,
   then(resolve: () => mixed): void,
-};
-type ResolvedModelChunk = {
+|};
+type ResolvedModelChunk = {|
   _status: 1,
   _value: UninitializedModel,
   _response: Response,
   then(resolve: () => mixed): void,
-};
-type ResolvedModuleChunk<T> = {
+|};
+type ResolvedModuleChunk<T> = {|
   _status: 2,
   _value: ModuleReference<T>,
   _response: Response,
   then(resolve: () => mixed): void,
-};
-type InitializedChunk<T> = {
+|};
+type InitializedChunk<T> = {|
   _status: 3,
   _value: T,
   _response: Response,
   then(resolve: () => mixed): void,
-};
-type ErroredChunk = {
+|};
+type ErroredChunk = {|
   _status: 4,
   _value: Error,
   _response: Response,
   then(resolve: () => mixed): void,
-};
+|};
 type SomeChunk<T> =
   | PendingChunk
   | ResolvedModelChunk
@@ -129,17 +129,20 @@ function readRoot<T>(): T {
 }
 
 function createPendingChunk(response: Response): PendingChunk {
+  // $FlowFixMe Flow doesn't support functions as constructors
   return new Chunk(PENDING, null, response);
 }
 
 function createErrorChunk(response: Response, error: Error): ErroredChunk {
+  // $FlowFixMe Flow doesn't support functions as constructors
   return new Chunk(ERRORED, error, response);
 }
 
 function createInitializedChunk<T>(
   response: Response,
   value: T,
 ): InitializedChunk<T> {
+  // $FlowFixMe Flow doesn't support functions as constructors
   return new Chunk(INITIALIZED, value, response);
 }
 
@@ -168,13 +171,15 @@ function createResolvedModelChunk(
   response: Response,
   value: UninitializedModel,
 ): ResolvedModelChunk {
+  // $FlowFixMe Flow doesn't support functions as constructors
   return new Chunk(RESOLVED_MODEL, value, response);
 }
 
 function createResolvedModuleChunk<T>(
   response: Response,
   value: ModuleReference<T>,
 ): ResolvedModuleChunk<T> {
+  // $FlowFixMe Flow doesn't support functions as constructors
   return new Chunk(RESOLVED_MODULE, value, response);
 }
 
@@ -333,7 +338,7 @@ export function parseModelString(
 
 export function parseModelTuple(
   response: Response,
-  value: {+[key: string]: JSONValue} | $ReadOnlyArray<JSONValue>,
+  value: {|+[key: string]: JSONValue|} | $ReadOnlyArray<JSONValue>,
 ): any {
   const tuple: [mixed, mixed, mixed, mixed] = (value: any);
 

packages/react-client/src/ReactFlightClientHostConfigStream.js

@@ -10,11 +10,11 @@
 import type {ResponseBase} from './ReactFlightClient';
 import type {StringDecoder} from './ReactFlightClientHostConfig';
 
-export type Response = ResponseBase & {
+export type Response = ResponseBase & {|
   _partialRow: string,
   _fromJSON: (key: string, value: JSONValue) => any,
   _stringDecoder: StringDecoder,
-};
+|};
 
 export type UninitializedModel = string;
 

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

@@ -51,10 +51,10 @@ type Dispatch<A> = A => void;
 
 let primitiveStackCache: null | Map<string, Array<any>> = null;
 
-type Hook = {
+type Hook = {|
   memoizedState: any,
   next: Hook | null,
-};
+|};
 
 function getPrimitiveStackCache(): Map<string, Array<any>> {
   // This initializes a cache of all primitive hooks so that the top
@@ -371,12 +371,12 @@ const DispatcherProxy = new Proxy(Dispatcher, DispatcherProxyHandler);
 
 // Inspect
 
-export type HookSource = {
+export type HookSource = {|
   lineNumber: number | null,
   columnNumber: number | null,
   fileName: string | null,
   functionName: string | null,
-};
+|};
 
 export type HooksNode = {
   id: number | null,

packages/react-devtools-shared/src/Logger.js

@@ -34,24 +34,24 @@ export type LoggerEvent =
     |}
   | {|
       +event_name: 'select-element',
-      +metadata: {
+      +metadata: {|
         +source: string,
-      },
+      |},
     |}
   | {|
       +event_name: 'inspect-element-button-clicked',
     |}
   | {|
       +event_name: 'profiling-start',
-      +metadata: {
+      +metadata: {|
         +current_tab: string,
-      },
+      |},
     |}
   | {|
       +event_name: 'profiler-tab-changed',
-      +metadata: {
+      +metadata: {|
         +tabId: string,
-      },
+      |},
     |}
   | {|
       +event_name: 'settings-changed',

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

@@ -151,13 +151,13 @@ export function patch({
   showInlineWarningsAndErrors,
   hideConsoleLogsInStrictMode,
   browserTheme,
-}: {
+}: {|
   appendComponentStack: boolean,
   breakOnConsoleErrors: boolean,
   showInlineWarningsAndErrors: boolean,
   hideConsoleLogsInStrictMode: boolean,
   browserTheme: BrowserTheme,
-}): void {
+|}): void {
   // Settings may change after we've patched the console.
   // Using a shared ref allows the patch function to read the latest values.
   consoleSettingsRef.appendComponentStack = appendComponentStack;

packages/react-devtools-shared/src/constants.js

@@ -79,7 +79,7 @@ import type {
   DisplayDensity,
 } from './devtools/views/Settings/SettingsContext';
 
-export const THEME_STYLES: {[style: Theme | DisplayDensity]: any} = {
+export const THEME_STYLES: {[style: Theme | DisplayDensity]: any, ...} = {
   light: {
     '--color-attribute-name': '#ef6632',
     '--color-attribute-name-not-editable': '#23272f',

packages/react-devtools-shared/src/devtools/ContextMenu/useContextMenu.js

@@ -22,7 +22,7 @@ export default function useContextMenu({
   data: Object,
   id: string,
   onChange?: OnChangeFn,
-  ref: {current: ElementRef<*> | null},
+  ref: {|current: ElementRef<*> | null|},
 |}) {
   const {showMenu} = useContext<RegistryContextType>(RegistryContext);
 

packages/react-devtools-shared/src/devtools/views/Components/InspectedElementErrorsAndWarningsTree.js

@@ -119,7 +119,7 @@ type TreeProps = {|
   badgeClassName: string,
   actions: React$Node,
   className: string,
-  clearMessages: () => {},
+  clearMessages: () => void,
   entries: Array<[string, number]>,
   isTransitionPending: boolean,
   label: string,

packages/react-devtools-shared/src/devtools/views/Profiler/HoveredFiberInfo.js

@@ -23,9 +23,9 @@ export type TooltipFiberData = {|
   name: string,
 |};
 
-export type Props = {
+export type Props = {|
   fiberData: ChartNode,
-};
+|};
 
 export default function HoveredFiberInfo({fiberData}: Props) {
   const {profilerStore} = useContext(StoreContext);

packages/react-devtools-shared/src/devtools/views/Profiler/SnapshotCommitList.js

@@ -82,11 +82,11 @@ type ListProps = {|
   width: number,
 |};
 
-type DragState = {
+type DragState = {|
   commitIndex: number,
   left: number,
   sizeIncrement: number,
-};
+|};
 
 function List({
   commitData,

packages/react-devtools-shared/src/hook.js

@@ -224,10 +224,10 @@ export function installHook(target: any): DevToolsHook | null {
   function patchConsoleForInitialRenderInStrictMode({
     hideConsoleLogsInStrictMode,
     browserTheme,
-  }: {
+  }: {|
     hideConsoleLogsInStrictMode: boolean,
     browserTheme: BrowserTheme,
-  }) {
+  |}) {
     const overrideConsoleMethods = [
       'error',
       'group',

packages/react-devtools-shared/src/hooks/astUtils.js

@@ -18,11 +18,11 @@ export type Position = {|
   column: number,
 |};
 
-export type SourceFileASTWithHookDetails = {
+export type SourceFileASTWithHookDetails = {|
   sourceFileAST: File,
   line: number,
   source: string,
-};
+|};
 
 export const NO_HOOK_NAME = '<no-hook>';
 

packages/react-devtools-shared/src/inspectedElementCache.js

@@ -168,12 +168,12 @@ export function checkForUpdate({
   element,
   refresh,
   store,
-}: {
+}: {|
   bridge: FrontendBridge,
   element: Element,
   refresh: RefreshFunction,
   store: Store,
-}): void {
+|}): void {
   const {id} = element;
   const rendererID = store.getRendererIDForElement(id);
   if (rendererID != null) {

packages/react-devtools-timeline/src/CanvasPage.js

@@ -80,7 +80,7 @@ function CanvasPage({profilerData, viewState}: Props) {
       className={styles.CanvasPage}
       style={{backgroundColor: COLORS.BACKGROUND}}>
       <AutoSizer>
-        {({height, width}: {height: number, width: number}) => (
+        {({height, width}: {|height: number, width: number|}) => (
           <AutoSizedCanvas
             data={profilerData}
             height={height}

packages/react-devtools-timeline/src/types.js

@@ -17,11 +17,11 @@ export type Return<T> = Return_<*, T>;
 
 // Project types
 
-export type ErrorStackFrame = {
+export type ErrorStackFrame = {|
   fileName: string,
   lineNumber: number,
   columnNumber: number,
-};
+|};
 
 export type Milliseconds = number;
 

packages/react-devtools-timeline/src/utils/useSmartTooltip.js

@@ -16,11 +16,11 @@ export default function useSmartTooltip({
   canvasRef,
   mouseX,
   mouseY,
-}: {
+}: {|
   canvasRef: {|current: HTMLCanvasElement | null|},
   mouseX: number,
   mouseY: number,
-}) {
+|}) {
   const ref = useRef<HTMLElement | null>(null);
 
   // HACK: Browser extension reports window.innerHeight of 0,

packages/react-devtools-timeline/src/view-base/resizable/ResizableView.js

@@ -47,7 +47,7 @@ const HIDDEN_RECT = {
 };
 
 export class ResizableView extends View {
-  _canvasRef: {current: HTMLCanvasElement | null};
+  _canvasRef: {|current: HTMLCanvasElement | null|};
   _layoutState: LayoutState;
   _mutableViewStateKey: string;
   _resizeBar: ResizeBarView;
@@ -60,7 +60,7 @@ export class ResizableView extends View {
     frame: Rect,
     subview: View,
     viewState: ViewState,
-    canvasRef: {current: HTMLCanvasElement | null},
+    canvasRef: {|current: HTMLCanvasElement | null|},
     label: string,
   ) {
     super(surface, frame, noopLayout);