feat: migrate to tsdown

.gitignore

@@ -1,10 +1,9 @@
 /.nyc_output
-/.temp
 /coverage
 node_modules
 /test/temp
-/index.*
 /npm-debug.log
 /test.js
 /test/fixtures/espree-v8/node_modules
 /test/fixtures/integrations/**/_actual.json
+/dist

README.md

@@ -324,7 +324,7 @@ The `npm install` command installs dependencies.
 ### Development Tools
 
 - `npm test` runs tests and measures coverage.
-- `npm run build` compiles TypeScript source code to `index.js`, `index.js.map`, and `index.d.ts`.
+- `npm run build` compiles TypeScript source code to `index.js`, `index.js.map`, and `index.d.ts` in `dist`.
 - `npm run coverage` shows the coverage result of `npm test` command with the default browser.
 - `npm run clean` removes the temporary files which are created by `npm test` and `npm run build`.
 - `npm run lint` runs ESLint.

eslint.config.mjs

@@ -23,17 +23,15 @@ export default [
     {
         ignores: [
             ".nyc_output",
-            ".temp",
             "coverage",
+            "dist",
             "**/node_modules",
             "src/html/util/alternative-cr.ts",
             "src/html/util/attribute-names.ts",
             "src/html/util/entities.ts",
             "src/html/util/tag-names.ts",
             "test/fixtures",
             "test/temp",
-            "index.d.ts",
-            "index.js",
         ],
     },
     ...nodeDeps.configs["flat/recommended"],

package.json

@@ -2,9 +2,9 @@
   "name": "vue-eslint-parser",
   "version": "10.2.0",
   "description": "The ESLint custom parser for `.vue` files.",
-  "main": "index.js",
+  "main": "dist/index.js",
   "files": [
-    "index.*"
+    "dist"
   ],
   "engines": {
     "node": "^18.18.0 || ^20.9.0 || >=21.1.0"
@@ -37,7 +37,6 @@
     "@typescript-eslint/parser": "^8.22.0",
     "chokidar": "^3.5.2",
     "cross-spawn": "^7.0.3",
-    "dts-bundle": "^0.7.3",
     "eslint": "^9.19.0",
     "eslint-plugin-eslint-comments": "^3.2.0",
     "eslint-plugin-jsonc": "^2.19.1",
@@ -53,19 +52,15 @@
     "opener": "^1.5.2",
     "prettier": "^3.4.2",
     "rimraf": "^3.0.2",
-    "rollup": "^2.60.0",
-    "rollup-plugin-node-resolve": "^5.2.0",
-    "rollup-plugin-replace": "^2.2.0",
-    "rollup-plugin-sourcemaps": "^0.6.3",
     "ts-node": "^10.9.2",
+    "tsdown": "^0.12.9",
     "typescript": "~5.7.3",
     "wait-on": "^6.0.0",
     "warun": "^1.0.0"
   },
   "scripts": {
-    "prebuild": "npm run -s clean",
-    "build": "tsc --module es2015 && rollup -c -o index.js && dts-bundle --name vue-eslint-parser --main .temp/index.d.ts --out ../index.d.ts",
-    "clean": "rimraf .nyc_output .temp coverage index.*",
+    "build": "tsdown",
+    "clean": "rimraf .nyc_output coverage",
     "coverage": "opener ./coverage/lcov-report/index.html",
     "lint": "eslint src test package.json",
     "pretest": "run-s build lint",
@@ -79,10 +74,9 @@
     "postversion": "git push && git push --tags",
     "prewatch": "npm run -s clean",
     "watch": "run-p watch:*",
-    "watch:tsc": "tsc --module es2015 --watch",
-    "watch:rollup": "wait-on .temp/index.js && rollup -c -o index.js --watch",
-    "watch:test": "wait-on index.js && warun index.js \"test/*.js\" \"test/fixtures/ast/*/*.json\" \"test/fixtures/*\" --debounce 1000 --no-initial -- nyc mocha \"test/*.js\" --reporter dot --timeout 10000",
-    "watch:update-ast": "wait-on index.js && warun index.js \"test/fixtures/ast/*/*.vue\" -- ts-node scripts/update-fixtures-ast.js",
+    "watch:tsdown": "tsdown --watch",
+    "watch:test": "wait-on dist/index.js && warun dist/index.js \"test/*.js\" \"test/fixtures/ast/*/*.json\" \"test/fixtures/*\" --debounce 1000 --no-initial -- nyc mocha \"test/*.js\" --reporter dot --timeout 10000",
+    "watch:update-ast": "wait-on dist/index.js && warun dist/index.js \"test/fixtures/ast/*/*.vue\" -- ts-node scripts/update-fixtures-ast.js",
     "watch:coverage-report": "wait-on coverage/lcov-report/index.html && opener coverage/lcov-report/index.html"
   },
   "repository": {

src/index.ts

@@ -25,6 +25,7 @@ import {
 import { parseStyleElements } from "./style/index"
 import { analyzeScope } from "./script/scope-analyzer"
 import { analyzeScriptSetupScope } from "./script-setup/scope-analyzer"
+import { name, version } from "../package.json" with { type: "json" }
 
 const STARTS_WITH_LT = /^\s*</u
 
@@ -211,7 +212,6 @@ function parseAsScript(code: string, options: ParserOptions) {
 }
 
 export const meta = {
-    name: "vue-eslint-parser",
-    // eslint-disable-next-line no-process-env
-    version: process.env.PACKAGE_VERSION,
+    name,
+    version,
 }

test/fixtures/.eslintrc.json

@@ -1,3 +1,3 @@
 {
-    "parser": "../../index.js"
+    "parser": "../../dist/index.js"
 }

tsconfig.json

@@ -1,5 +1,4 @@
 {
-  "compileOnSave": true,
   "compilerOptions": {
     "allowJs": false,
     "allowSyntheticDefaultImports": true,
@@ -8,13 +7,11 @@
     "alwaysStrict": true,
     "baseUrl": ".",
     "checkJs": false,
-    "declaration": true,
     "esModuleInterop": true,
     "forceConsistentCasingInFileNames": true,
-    "inlineSources": true,
     "lib": ["es2023"],
-    "module": "commonjs",
-    "moduleResolution": "node",
+    "module": "preserve",
+    "moduleResolution": "bundler",
     "newLine": "LF",
     "noEmitOnError": true,
     "noFallthroughCasesInSwitch": true,
@@ -23,19 +20,15 @@
     "noImplicitThis": true,
     "noUnusedLocals": true,
     "noUnusedParameters": true,
-    "outDir": ".temp",
     "paths": {
       "*": ["typings/*"]
     },
-    "pretty": true,
-    "removeComments": true,
-    "sourceMap": true,
-    "sourceRoot": "src",
+    "resolveJsonModule": true,
     "strict": true,
     "strictNullChecks": true,
     "target": "ES2024",
 
     "skipLibCheck": true
   },
-  "include": ["src/**/*.ts"]
+  "include": ["src/**/*.ts", "tsdown.config.ts"]
 }

tsdown.config.ts

@@ -0,0 +1,17 @@
+import { defineConfig } from "tsdown"
+
+const banner = `/**
+ * @author Toru Nagashima <https://github.com/mysticatea>
+ * See LICENSE file in root directory for full license.
+ */`
+
+export default defineConfig({
+    entry: "./src/index.ts",
+    target: "es2015",
+    sourcemap: true,
+    outputOptions: {
+        banner,
+    },
+    dts: true,
+    format: "cjs",
+})