Update downloadFlowTypes with newly missing flow types

Author: jonthysell

packages/@rnw-scripts/just-task/flow-tasks.js

@@ -112,6 +112,8 @@ async function downloadFlowTypes(overwrite = false) {
 
   const reactNativeRef = await getAbbreviatedRef(reactNativeVersion);
 
+  // Download the 'flow-typed' path from the react-native monorepo root
+  // and copy it into a ./flow folder
   await downloadFilesFromReactNative(
     reactNativeRef,
     'flow-typed',
@@ -120,6 +122,16 @@ async function downloadFlowTypes(overwrite = false) {
     overwrite,
   );
 
+  // Download the 'flow' path from the react-native package root
+  // and copy it into a ./flow folder
+  await downloadFilesFromReactNative(
+    reactNativeRef,
+    'packages/react-native/flow',
+    path.resolve(rnDir, '../.flow/flow'),
+    '**/*.*',
+    overwrite,
+  );
+
   // Get the unpublished @react-native/* flow files from the react-native monorepo
   const reactNativePackages = [
     {
@@ -148,6 +160,8 @@ task(
   series('downloadFlowTypes', async () => {
     const flowBinPath = require.resolve('flow-bin');
     const flowPath = path.join(path.dirname(flowBinPath), 'cli.js');
-    require('child_process').execSync(`node "${flowPath}" check`, {stdio: 'inherit'});
+    require('child_process').execSync(`node "${flowPath}" check`, {
+      stdio: 'inherit',
+    });
   }),
 );

vnext/.flowconfig

@@ -106,7 +106,7 @@
 
 [libs]
 interface.js
-flow/
+../node_modules/.flow/flow/
 ../node_modules/.flow/flow-typed/
 ../node_modules/react-native/src/types
 src/types/