feat: expose types on build.swc (#4)

Author: danielroe

package.json

@@ -4,6 +4,7 @@
   "repository": "nuxt-contrib/nuxt-swc",
   "license": "MIT",
   "main": "./dist/index.js",
+  "types": "./dist/index.d.ts",
   "files": [
     "dist"
   ],
@@ -21,6 +22,7 @@
     "swc-loader": "^0.1.14"
   },
   "devDependencies": {
+    "@nuxt/types": "^2.15.8",
     "@nuxtjs/eslint-config-typescript": "^6.0.0",
     "eslint": "^7.22.0",
     "nuxt": "^2.15.3",

src/index.ts

@@ -1,26 +1,28 @@
 import defu from 'defu'
 import { name, version } from '../package.json'
+import type { Options } from '@swc/core'
+import type { NuxtOptionsBuild } from '@nuxt/types/config/build'
 
 function swcModule () {
   const { nuxt } = this
 
-  const swcOptions = defu(nuxt.options.build.swc, {
+  const swcOptions: Options = defu(nuxt.options.build.swc, {
     // sync: true,
     sourceMaps: false,
     jsc: {
       parser: {
         dynamicImport: true
       }
     }
-  })
+  } as Options)
 
   const swcTSOptions = defu(swcOptions, {
     jsc: {
       parser: {
         syntax: 'typescript'
       }
     }
-  })
+  } as Options)
 
   nuxt.options.extensions.push('ts')
   nuxt.options.build.additionalExtensions = ['ts', 'tsx']
@@ -56,3 +58,15 @@ swcModule.meta = {
 }
 
 export default swcModule
+
+declare module '@nuxt/types/config/build' {
+  interface NuxtOptionsBuild {
+    swc?: Options
+  }
+}
+
+declare module '@nuxt/types' {
+  interface NuxtOptions {
+    build: NuxtOptionsBuild
+  }
+}

tsconfig.json

@@ -7,7 +7,8 @@
     "allowSyntheticDefaultImports": true,
     "strict": false,
     "types": [
-      "node"
+      "node",
+      "@nuxt/types"
     ]
   }
 }