build: align cjs/esm types + add explicit cjs extensions

package.json

@@ -11,7 +11,7 @@
     "format": "biome format . --write",
     "postinstall": "simple-git-hooks install",
     "lint": "biome check . --diagnostic-level=warn",
-    "publint": "pnpm -r --filter='vite-plugin-checker' exec publint",
+    "publint": "pnpm build && pnpm -r --filter='vite-plugin-checker' exec publint",
     "sort-package-json": "npx sort-package-json \"packages/*/package.json\"",
     "test": "run-s test-unit test-serve test-build",
     "test-build": "VITE_TEST_BUILD=1 vitest run -c vitest.config.e2e.ts",

packages/vite-plugin-checker/package.json

@@ -18,13 +18,12 @@
   "type": "module",
   "exports": {
     ".": {
-      "types": "./dist/esm/main.d.ts",
       "import": "./dist/esm/main.js",
-      "require": "./dist/cjs/main.js"
+      "require": "./dist/cjs/main.cjs"
     }
   },
-  "main": "./dist/cjs/main.js",
-  "types": "./dist/esm/main.d.ts",
+  "main": "./dist/cjs/main.cjs",
+  "types": "./dist/cjs/main.d.cts",
   "files": [
     "dist",
     "!dist/checkers/vueTsc/typescript-vue-tsc"

packages/vite-plugin-checker/tsup.config.ts

@@ -19,7 +19,7 @@ export default defineConfig([
     shims: true,
     outExtension() {
       return {
-        js: '.js',
+        js: '.cjs',
       }
     },
     async onSuccess() {

scripts/patchCjs.mjs

@@ -1,18 +1,26 @@
-import fs from 'node:fs/promises'
-import path, { dirname } from 'node:path'
+import fs, { copyFile } from 'node:fs/promises'
+import path from 'node:path'
 import { fileURLToPath } from 'node:url'
+import { glob } from 'tinyglobby'
 
-const __filename = fileURLToPath(import.meta.url)
-const __dirname = dirname(__filename)
+const cjsDist = fileURLToPath(new URL('../packages/vite-plugin-checker/dist/cjs', import.meta.url))
 
 async function main() {
   await fs.writeFile(
-    path.resolve(
-      __dirname,
-      '../packages/vite-plugin-checker/dist/cjs/package.json',
-    ),
+    path.join(cjsDist, 'package.json'),
     JSON.stringify({ type: 'commonjs' }, null, 2),
   )
+
+  // correct declaration file extensions
+  const cjsDeclarations = await glob('**/*.d.ts', {
+    absolute: true,
+    cwd: cjsDist
+  })
+
+  for (const file of cjsDeclarations) {
+    await copyFile(file, file.replace('.d.ts', '.d.cts'))
+    await fs.rm(file)
+  }
 }
 
 main()