perf: improve auto linking performance

packages/cli-config-android/src/config/findComponentDescriptors.ts

@@ -5,7 +5,20 @@ import {extractComponentDescriptors} from './extractComponentDescriptors';
 import {unixifyPaths} from '@react-native-community/cli-tools';
 
 export function findComponentDescriptors(packageRoot: string) {
-  const files = glob.sync('**/+(*.js|*.jsx|*.ts|*.tsx)', {
+  let jsSrcsDir = null;
+  try {
+    const packageJson = fs.readFileSync(
+      path.join(packageRoot, 'package.json'),
+      'utf8',
+    );
+    jsSrcsDir = JSON.parse(packageJson).codegenConfig.jsSrcsDir;
+  } catch (error) {
+    // no jsSrcsDir, continue with default glob pattern
+  }
+  const globPattern = jsSrcsDir
+    ? `${jsSrcsDir}/**/+(*.js|*.jsx|*.ts|*.tsx)`
+    : '**/+(*.js|*.jsx|*.ts|*.tsx)';
+  const files = glob.sync(globPattern, {
     cwd: unixifyPaths(packageRoot),
     onlyFiles: true,
     ignore: ['**/node_modules/**'],

packages/cli-config-android/src/config/findManifest.ts

@@ -14,15 +14,14 @@ export default function findManifest(folder: string) {
   let manifestPaths = glob.sync('**/AndroidManifest.xml', {
     cwd: unixifyPaths(folder),
     ignore: [
-      'node_modules/**',
       '**/build/**',
       '**/debug/**',
       'Examples/**',
       'examples/**',
-      '**/Pods/**',
       '**/sdks/hermes/android/**',
       '**/src/androidTest/**',
       '**/src/test/**',
+      '**/.cxx/**',
     ],
   });
   if (manifestPaths.length > 1) {

packages/cli-config-android/src/config/findPackageClassName.ts

@@ -25,6 +25,8 @@ export function getMainActivityFiles(
 
   return glob.sync(`**/+(${patternArray.join('|')})`, {
     cwd: unixifyPaths(folder),
+    onlyFiles: true,
+    ignore: ['**/.cxx/**'],
   });
 }
 

packages/cli-config-apple/src/config/findAllPodfilePaths.ts

@@ -9,7 +9,9 @@ import glob from 'fast-glob';
 import {unixifyPaths} from '@react-native-community/cli-tools';
 
 // These folders will be excluded from search to speed it up
-const GLOB_EXCLUDE_PATTERN = ['**/@(Pods|node_modules|Carthage|vendor)/**'];
+const GLOB_EXCLUDE_PATTERN = [
+  '**/@(Pods|node_modules|Carthage|vendor|android)/**',
+];
 
 export default function findAllPodfilePaths(cwd: string) {
   return glob.sync('**/Podfile', {

packages/cli-config/src/commands/config.ts

@@ -10,12 +10,13 @@ function isValidRNDependency(config: DependencyConfig) {
 
 function filterConfig(config: Config) {
   const filtered = {...config};
+  const dependencies: Record<string, DependencyConfig> = {};
   Object.keys(filtered.dependencies).forEach((item) => {
-    if (!isValidRNDependency(filtered.dependencies[item])) {
-      delete filtered.dependencies[item];
+    if (isValidRNDependency(filtered.dependencies[item])) {
+      dependencies[item] = filtered.dependencies[item];
     }
   });
-  return filtered;
+  return {...filtered, dependencies};
 }
 
 export default {