feat: add include, exclude options

README.md

@@ -80,6 +80,20 @@ This plugin accepts all `@swc/core` options, except for `jsc` which should be co
 
 Disable the use of tsconfig file or specify a custom one.
 
+### `options.include`
+
+- Type: `RegExp`
+- Default: `/\.[jt]sx?$/`
+
+Files to include in the transpilation process.
+
+### `options.exclude`
+
+- Type: `RegExp`
+- Default: `/node_modules/`
+
+Files to exclude in the transpilation process.
+
 ## Sponsors
 
 [![sponsors](https://sponsors-images.egoist.sh/sponsors.svg)](https://github.com/sponsors/egoist)

package.json

@@ -21,6 +21,7 @@
   },
   "devDependencies": {
     "@egoist/prettier-config": "0.1.0",
+    "@rollup/pluginutils": "^4.1.1",
     "@swc/core": "^1.2.108",
     "esbuild": "^0.13.13",
     "esbuild-register": "^3.1.2",

src/index.ts

@@ -1,18 +1,31 @@
 import { createUnplugin } from 'unplugin'
+import { createFilter, FilterPattern } from '@rollup/pluginutils'
+
 import { transform, JscConfig, Options as SwcOptions } from '@swc/core'
 import { resolveId } from './resolve'
 import { getCompilerOptions } from './tsconfig'
 
-export type Options = SwcOptions & { tsconfigFile?: string | boolean }
+export type Options = SwcOptions & {
+  include?: FilterPattern
+  exclude?: FilterPattern
+  tsconfigFile?: string | boolean
+}
 
 export default createUnplugin(
-  ({ tsconfigFile, minify, ...options }: Options = {}) => {
+  ({ tsconfigFile, minify, include, exclude, ...options }: Options = {}) => {
+    const filter = createFilter(
+      include || /\.[jt]sx?$/,
+      exclude || /node_modules/,
+    )
+
     return {
       name: 'swc',
 
       resolveId,
 
       async transform(code, id) {
+        if (!filter(id)) return null
+
         const compilerOptions =
           tsconfigFile === false
             ? {}