Update

src/env.ts

@@ -6,39 +6,48 @@ import { tailwind } from './presets/tailwind';
 import { reactQuery } from './presets/misc';
 import { testingLibrary } from './presets/testing-library';
 
+const middlewares = {
+  react,
+  reactRefresh,
+  tailwind,
+  storybook,
+  reactQuery,
+  testingLibrary,
+};
+
 export const envs: {
   dependency: string;
   eslintPlugin?: string;
-  middleware: Middleware;
+  middleware: keyof typeof middlewares;
 }[] = [
   {
     dependency: 'react',
-    middleware: react,
+    middleware: 'react',
   },
   {
     dependency: '@vitejs/plugin-react',
     eslintPlugin: 'eslint-plugin-react-refresh',
-    middleware: reactRefresh,
+    middleware: 'reactRefresh',
   },
   {
     dependency: 'tailwindcss',
     eslintPlugin: 'eslint-plugin-tailwindcss',
-    middleware: tailwind,
+    middleware: 'tailwind',
   },
   {
     dependency: 'storybook',
     eslintPlugin: 'eslint-plugin-storybook',
-    middleware: storybook,
+    middleware: 'storybook',
   },
   {
     dependency: '@tanstack/react-query',
     eslintPlugin: '@tanstack/eslint-plugin-query',
-    middleware: reactQuery,
+    middleware: 'reactQuery',
   },
   {
     dependency: '@testing-library/react',
     eslintPlugin: 'eslint-plugin-testing-library',
-    middleware: testingLibrary,
+    middleware: 'testingLibrary',
   },
 ];
 
@@ -64,7 +73,7 @@ export function* checkEnv(): Generator<Middleware> {
 
   for (const { dependency, eslintPlugin, middleware } of envs) {
     if (deps.has(dependency) && (!eslintPlugin || deps.has(eslintPlugin))) {
-      yield middleware;
+      yield middlewares[middleware];
     }
   }
 }

src/index.ts

@@ -135,7 +135,7 @@ interface MiddlewareFunctions {
  */
 export function extendConfig(
   of: InputConfig & {
-    middlewares: Middleware[];
+    middlewares?: Middleware[];
   } = {
     middlewares: [],
   },

src/install.ts

@@ -9,11 +9,7 @@ const packages = uniq(
     .map(_ => _.eslintPlugin!),
 );
 
-console.log('Installing missing ESLint plugins:');
-for (const pkg of packages) {
-  console.log(`- ${pkg}`);
-}
-console.log();
+console.log('Installing missing ESLint plugins.\n');
 
 void installPackage(packages, {
   silent: false,