Update entry point exports (facebook#21488)

The following APIs have been added to the `react` stable entry point:
* `SuspenseList`
* `startTransition`
* `unstable_createMutableSource`
* `unstable_useMutableSource`
* `useDeferredValue`
* `useTransition`

The following APIs have been added or removed from the `react-dom` stable entry point:
* `createRoot`
* `unstable_createPortal` (removed)

The following APIs have been added to the `react-is` stable entry point:
* `SuspenseList`
* `isSuspenseList`

The following feature flags have been changed from experimental to true:
* `enableLazyElements`
* `enableSelectiveHydration`
* `enableSuspenseServerRenderer`

Author: Brian Vaughn

packages/create-subscription/src/__tests__/createSubscription-test.js

@@ -268,7 +268,6 @@ describe('createSubscription', () => {
     expect(Scheduler).toFlushAndYield(['b-1']);
   });
 
-  // @gate experimental || !enableSyncDefaultUpdates
   it('should ignore values emitted by a new subscribable until the commit phase', () => {
     const log = [];
 
@@ -327,7 +326,7 @@ describe('createSubscription', () => {
 
     // Start React update, but don't finish
     if (gate(flags => flags.enableSyncDefaultUpdates)) {
-      React.unstable_startTransition(() => {
+      React.startTransition(() => {
         ReactNoop.render(<Parent observed={observableB} />);
       });
     } else {
@@ -362,7 +361,6 @@ describe('createSubscription', () => {
     ]);
   });
 
-  // @gate experimental || !enableSyncDefaultUpdates
   it('should not drop values emitted between updates', () => {
     const log = [];
 
@@ -421,7 +419,7 @@ describe('createSubscription', () => {
 
     // Start React update, but don't finish
     if (gate(flags => flags.enableSyncDefaultUpdates)) {
-      React.unstable_startTransition(() => {
+      React.startTransition(() => {
         ReactNoop.render(<Parent observed={observableB} />);
       });
     } else {

packages/react-debug-tools/src/__tests__/ReactHooksInspectionIntegration-test.js

@@ -366,10 +366,9 @@ describe('ReactHooksInspectionIntegration', () => {
     ]);
   });
 
-  // @gate experimental
   it('should support composite useTransition hook', () => {
     function Foo(props) {
-      React.unstable_useTransition();
+      React.useTransition();
       const memoizedValue = React.useMemo(() => 'hello', []);
       return <div>{memoizedValue}</div>;
     }
@@ -394,10 +393,9 @@ describe('ReactHooksInspectionIntegration', () => {
     ]);
   });
 
-  // @gate experimental
   it('should support composite useDeferredValue hook', () => {
     function Foo(props) {
-      React.unstable_useDeferredValue('abc', {
+      React.useDeferredValue('abc', {
         timeoutMs: 500,
       });
       const [state] = React.useState(() => 'hello', []);
@@ -424,7 +422,6 @@ describe('ReactHooksInspectionIntegration', () => {
     ]);
   });
 
-  // @gate experimental
   it('should support composite useOpaqueIdentifier hook', () => {
     function Foo(props) {
       const id = React.unstable_useOpaqueIdentifier();
@@ -452,7 +449,6 @@ describe('ReactHooksInspectionIntegration', () => {
     });
   });
 
-  // @gate experimental
   it('should support composite useOpaqueIdentifier hook in concurrent mode', () => {
     function Foo(props) {
       const id = React.unstable_useOpaqueIdentifier();
@@ -846,37 +842,40 @@ describe('ReactHooksInspectionIntegration', () => {
     ]);
   });
 
-  if (__EXPERIMENTAL__) {
-    it('should support composite useMutableSource hook', () => {
-      const mutableSource = React.unstable_createMutableSource({}, () => 1);
-      function Foo(props) {
-        React.unstable_useMutableSource(
-          mutableSource,
-          () => 'snapshot',
-          () => {},
-        );
-        React.useMemo(() => 'memo', []);
-        return <div />;
-      }
-      const renderer = ReactTestRenderer.create(<Foo />);
-      const childFiber = renderer.root.findByType(Foo)._currentFiber();
-      const tree = ReactDebugTools.inspectHooksOfFiber(childFiber);
-      expect(tree).toEqual([
-        {
-          id: 0,
-          isStateEditable: false,
-          name: 'MutableSource',
-          value: 'snapshot',
-          subHooks: [],
-        },
-        {
-          id: 1,
-          isStateEditable: false,
-          name: 'Memo',
-          value: 'memo',
-          subHooks: [],
-        },
-      ]);
-    });
-  }
+  it('should support composite useMutableSource hook', () => {
+    const createMutableSource =
+      React.createMutableSource || React.unstable_createMutableSource;
+    const useMutableSource =
+      React.useMutableSource || React.unstable_useMutableSource;
+
+    const mutableSource = createMutableSource({}, () => 1);
+    function Foo(props) {
+      useMutableSource(
+        mutableSource,
+        () => 'snapshot',
+        () => {},
+      );
+      React.useMemo(() => 'memo', []);
+      return <div />;
+    }
+    const renderer = ReactTestRenderer.create(<Foo />);
+    const childFiber = renderer.root.findByType(Foo)._currentFiber();
+    const tree = ReactDebugTools.inspectHooksOfFiber(childFiber);
+    expect(tree).toEqual([
+      {
+        id: 0,
+        isStateEditable: false,
+        name: 'MutableSource',
+        value: 'snapshot',
+        subHooks: [],
+      },
+      {
+        id: 1,
+        isStateEditable: false,
+        name: 'Memo',
+        value: 'memo',
+        subHooks: [],
+      },
+    ]);
+  });
 });

packages/react-devtools-core/src/standalone.js

@@ -12,7 +12,7 @@ import {
   // $FlowFixMe Flow does not yet know about flushSync()
   flushSync,
   // $FlowFixMe Flow does not yet know about createRoot()
-  unstable_createRoot as createRoot,
+  createRoot,
 } from 'react-dom';
 import Bridge from 'react-devtools-shared/src/bridge';
 import Store from 'react-devtools-shared/src/devtools/store';

packages/react-devtools-extensions/src/main.js

@@ -1,7 +1,7 @@
 /* global chrome */
 
 import {createElement} from 'react';
-import {unstable_createRoot as createRoot, flushSync} from 'react-dom';
+import {createRoot, flushSync} from 'react-dom';
 import Bridge from 'react-devtools-shared/src/bridge';
 import Store from 'react-devtools-shared/src/devtools/store';
 import {getBrowserName, getBrowserTheme} from './utils';

packages/react-devtools-scheduling-profiler/src/hooks.js

@@ -8,9 +8,11 @@
  */
 
 import {
+  // $FlowFixMe
   unstable_createMutableSource as createMutableSource,
-  unstable_useMutableSource as useMutableSource,
   useLayoutEffect,
+  // $FlowFixMe
+  unstable_useMutableSource as useMutableSource,
 } from 'react';
 
 import {

packages/react-devtools-scheduling-profiler/src/import-worker/__tests__/preprocessData-test.internal.js

@@ -382,7 +382,7 @@ describe(preprocessData, () => {
     });
   });
 
-  // @gate experimental && enableSchedulingProfiler
+  // @gate enableSchedulingProfiler
   it('should process a sample createRoot render sequence', () => {
     function App() {
       const [didMount, setDidMount] = React.useState(false);

packages/react-devtools-scheduling-profiler/src/index.js

@@ -11,7 +11,7 @@ import 'regenerator-runtime/runtime';
 
 import * as React from 'react';
 // $FlowFixMe Flow does not yet know about createRoot()
-import {unstable_createRoot as createRoot} from 'react-dom';
+import {createRoot} from 'react-dom';
 import nullthrows from 'nullthrows';
 import App from './App';
 

packages/react-devtools-shared/src/__tests__/profilingCommitTreeBuilder-test.js

@@ -149,7 +149,7 @@ describe('commit tree', () => {
 
     it('should support Lazy components (createRoot)', async () => {
       const container = document.createElement('div');
-      const root = ReactDOM.unstable_createRoot(container);
+      const root = ReactDOM.createRoot(container);
 
       utils.act(() => store.profilerStore.startProfiling());
       utils.act(() => root.render(<App renderChildren={true} />));
@@ -226,7 +226,7 @@ describe('commit tree', () => {
 
     it('should support Lazy components that are unmounted before resolving (createRoot)', async () => {
       const container = document.createElement('div');
-      const root = ReactDOM.unstable_createRoot(container);
+      const root = ReactDOM.createRoot(container);
 
       utils.act(() => store.profilerStore.startProfiling());
       utils.act(() => root.render(<App renderChildren={true} />));

packages/react-devtools-shared/src/__tests__/profilingHostRoot-test.js

@@ -89,7 +89,7 @@ describe('profiling HostRoot', () => {
     utils.act(() => store.profilerStore.startProfiling());
     utils.act(() => {
       const container = document.createElement('div');
-      const root = ReactDOM.unstable_createRoot(container);
+      const root = ReactDOM.createRoot(container);
       root.render(<App />);
     });
     utils.act(() => store.profilerStore.stopProfiling());
@@ -122,7 +122,7 @@ describe('profiling HostRoot', () => {
     }
 
     const container = document.createElement('div');
-    const root = ReactDOM.unstable_createRoot(container);
+    const root = ReactDOM.createRoot(container);
 
     utils.act(() => store.profilerStore.startProfiling());
     utils.act(() => root.render(<App />));

packages/react-devtools-shared/src/__tests__/store-test.js

@@ -356,18 +356,18 @@ describe('Store', () => {
       };
       const Wrapper = ({shouldSuspense}) => (
         <React.Fragment>
-          <React.unstable_SuspenseList revealOrder="forwards" tail="collapsed">
+          <React.SuspenseList revealOrder="forwards" tail="collapsed">
             <Component key="A" />
             <React.Suspense fallback={<Loading />}>
               {shouldSuspense ? <SuspendingComponent /> : <Component key="B" />}
             </React.Suspense>
             <Component key="C" />
-          </React.unstable_SuspenseList>
+          </React.SuspenseList>
         </React.Fragment>
       );
 
       const container = document.createElement('div');
-      const root = ReactDOM.unstable_createRoot(container);
+      const root = ReactDOM.createRoot(container);
       act(() => {
         root.render(<Wrapper shouldSuspense={true} />);
       });
@@ -984,7 +984,7 @@ describe('Store', () => {
 
     it('should support Lazy components in (createRoot)', async () => {
       const container = document.createElement('div');
-      const root = ReactDOM.unstable_createRoot(container);
+      const root = ReactDOM.createRoot(container);
 
       // Render once to start fetching the lazy component
       act(() => root.render(<App renderChildren={true} />));
@@ -1020,7 +1020,7 @@ describe('Store', () => {
 
     it('should support Lazy components that are unmounted before they finish loading in (createRoot)', async () => {
       const container = document.createElement('div');
-      const root = ReactDOM.unstable_createRoot(container);
+      const root = ReactDOM.createRoot(container);
 
       // Render once to start fetching the lazy component
       act(() => root.render(<App renderChildren={true} />));