feat: rolldown support (#5)

package.json

@@ -43,6 +43,10 @@
       "require": "./dist/rollup.js",
       "import": "./dist/rollup.mjs"
     },
+    "./rolldown": {
+      "require": "./dist/rolldown.js",
+      "import": "./dist/rolldown.mjs"
+    },
     "./esbuild": {
       "require": "./dist/esbuild.js",
       "import": "./dist/esbuild.mjs"
@@ -88,6 +92,7 @@
     "eslint": "^8.57.0",
     "fast-glob": "^3.3.2",
     "prettier": "^3.2.5",
+    "rolldown": "0.10.0-canary-862ce3a-20240325012650",
     "rollup": "^4.13.0",
     "tsup": "^8.0.2",
     "tsx": "^4.7.1",

src/rolldown.ts

@@ -0,0 +1,22 @@
+/**
+ * This entry file is for Rolldown plugin.
+ *
+ * @module
+ */
+
+import unplugin from './index'
+
+/**
+ * Rolldown plugin
+ *
+ * @example
+ * ```ts
+ * // rolldown.config.js
+ * import Replace from 'unplugin-replace/rolldown'
+ *
+ * export default {
+ *   plugins: [Replace()],
+ * }
+ * ```
+ */
+export default unplugin.rolldown

tests/__snapshots__/rolldown.test.ts.snap

@@ -0,0 +1,12 @@
+// Vitest Snapshot v1, https://vitest.dev/guide/snapshot.html
+
+exports[`rolldown 1`] = `
+"import { default as process } from "node:process";
+
+// tests/fixtures/main.js
+const platform = 'darwin';
+console.log('hello "darwin"', platform);
+console.log(DEV);
+
+export { platform };"
+`;

tests/rolldown.test.ts

@@ -0,0 +1,21 @@
+import path from 'node:path'
+import { expect, test } from 'vitest'
+import { rolldown } from 'rolldown'
+import UnpluginReplace from '../src/rolldown'
+
+test('rolldown', async () => {
+  const build = await rolldown({
+    input: path.resolve(__dirname, 'fixtures/main.js'),
+    external: ['node:process'],
+    plugins: [
+      UnpluginReplace({
+        'process.platform': '"darwin"',
+      }),
+    ],
+  })
+  const { output } = await build.generate({ format: 'es' })
+  const code = output[0].code
+  expect(code).toMatchSnapshot()
+  expect(code).not.contains('process.platform')
+  expect(code).contains('"darwin"')
+})

tests/rollup.test.ts

@@ -1,7 +1,6 @@
 import path from 'node:path'
 import { describe, expect, test } from 'vitest'
 import { rollupBuild } from '@vue-macros/test-utils'
-
 import UnpluginReplace from '../src/rollup'
 
 describe('rollup', () => {