feat!: move to ESM-only

antfu · antfu · commit 89f2410c7cea · 2026-01-14T12:21:44.000+09:00
diff --git a/package.json b/package.json
@@ -14,50 +14,17 @@
   },
   "bugs": "https://github.com/unplugin/unplugin-icons/issues",
   "exports": {
-    ".": {
-      "import": "./dist/index.js",
-      "require": "./dist/index.cjs"
-    },
-    "./esbuild": {
-      "import": "./dist/esbuild.js",
-      "require": "./dist/esbuild.cjs"
-    },
-    "./loaders": {
-      "import": "./dist/loaders.js",
-      "require": "./dist/loaders.cjs"
-    },
-    "./nuxt": {
-      "import": "./dist/nuxt.js",
-      "require": "./dist/nuxt.cjs"
-    },
-    "./resolver": {
-      "import": "./dist/resolver.js",
-      "require": "./dist/resolver.cjs"
-    },
-    "./rolldown": {
-      "import": "./dist/rolldown.js",
-      "require": "./dist/rolldown.cjs"
-    },
-    "./rollup": {
-      "import": "./dist/rollup.js",
-      "require": "./dist/rollup.cjs"
-    },
-    "./rspack": {
-      "import": "./dist/rspack.js",
-      "require": "./dist/rspack.cjs"
-    },
-    "./types": {
-      "import": "./dist/types.js",
-      "require": "./dist/types.cjs"
-    },
-    "./vite": {
-      "import": "./dist/vite.js",
-      "require": "./dist/vite.cjs"
-    },
-    "./webpack": {
-      "import": "./dist/webpack.js",
-      "require": "./dist/webpack.cjs"
-    },
+    ".": "./dist/index.js",
+    "./esbuild": "./dist/esbuild.js",
+    "./loaders": "./dist/loaders.js",
+    "./nuxt": "./dist/nuxt.js",
+    "./resolver": "./dist/resolver.js",
+    "./rolldown": "./dist/rolldown.js",
+    "./rollup": "./dist/rollup.js",
+    "./rspack": "./dist/rspack.js",
+    "./types": "./dist/types.js",
+    "./vite": "./dist/vite.js",
+    "./webpack": "./dist/webpack.js",
     "./package.json": "./package.json",
     "./types/astro": {
       "types": "./types/astro.d.ts"
@@ -102,9 +69,6 @@
       "types": "./types/web-components.d.ts"
     }
   },
-  "main": "./dist/index.cjs",
-  "module": "./dist/index.js",
-  "types": "./dist/index.d.cts",
   "typesVersions": {
     "*": {
       "*": [
diff --git a/tsdown.config.ts b/tsdown.config.ts
@@ -3,7 +3,7 @@ import { defineConfig } from 'tsdown'
 
 export default defineConfig({
   entry: ['src/*.ts'],
-  format: ['esm', 'cjs'],
+  format: ['esm'],
   external: ['vue', '@iconify/json/package.json'],
   fixedExtension: false,
   exports: {
@@ -18,36 +18,8 @@ export default defineConfig({
       return exp
     },
   },
-  hooks: {
-    'build:done': async () => {
-      await patchNode16CJSDefaultExports([
-        'index',
-        'resolver',
-      ])
-    },
-  },
 })
 
-async function patchNode16CJSDefaultExports(
-  files: string[],
-) {
-  await Promise.all(files.map(async (file) => {
-    const path = `./dist/${file}.d.cts`
-    const content = await fsPromises.readFile(path, { encoding: 'utf8' })
-    const fixedContent = content.match(/export\s+\{(.*)\};/)
-    if (fixedContent && fixedContent.length > 0) {
-      const exports = fixedContent[1].split(',').map(e => e.trim()).filter(e => e.includes(' as default'))
-      if (exports.length === 1) {
-        await fsPromises.writeFile(
-          path,
-          content.replace(fixedContent[0], `export = ${exports[0].replace(' as default', '').trim()};`),
-          { encoding: 'utf8' },
-        )
-      }
-    }
-  }))
-}
-
 async function* getDtsTypesFiles(): AsyncGenerator<[
   key: string,
   types: string,
