chore: Update to use tsdown for build system

examples/demo-react/package.json

@@ -21,6 +21,7 @@
   },
   "devDependencies": {
     "@vitejs/plugin-react": "^4.3.4",
+    "typescript": "5.7.3",
     "vite": "^6.0.7"
   }
 }

package.json

@@ -6,8 +6,6 @@
     "examples/*"
   ],
   "scripts": {
-    "build:clean": "lerna run build:clean",
-    "build:types": "lerna run build:types",
     "build": "lerna run build",
     "cy:clean": "rm -rf cypress/screenshots",
     "cy:info": "cypress info",
@@ -34,23 +32,13 @@
     "website:test": "yarn workspace @docsearch/website start --no-open"
   },
   "devDependencies": {
-    "@babel/plugin-transform-react-jsx": "7.25.9",
-    "@babel/preset-env": "7.26.0",
-    "@babel/preset-typescript": "7.26.0",
     "@eslint-community/eslint-plugin-eslint-comments": "4.4.1",
-    "@rollup/plugin-babel": "6.0.4",
-    "@rollup/plugin-commonjs": "^28.0.3",
-    "@rollup/plugin-json": "6.1.0",
-    "@rollup/plugin-node-resolve": "^16.0.1",
-    "@rollup/plugin-replace": "6.0.2",
-    "@rollup/plugin-terser": "0.4.4",
     "@stylistic/eslint-plugin": "2.13.0",
     "@testing-library/dom": "10.4.0",
     "@types/react": "^19.0.0",
     "@types/react-dom": "^19.0.0",
     "@typescript-eslint/eslint-plugin": "8.20.0",
     "@typescript-eslint/parser": "8.20.0",
-    "babel-plugin-module-resolver": "5.0.2",
     "bundlesize2": "0.0.32",
     "cssnano": "7.0.6",
     "cypress": "13.17.0",
@@ -71,8 +59,7 @@
     "prettier": "3.4.2",
     "react": "^19.0.0",
     "react-dom": "^19.0.0",
-    "rollup": "4.31.0",
-    "rollup-plugin-filesize": "10.0.0",
+    "rolldown": "1.0.0-beta.57",
     "shipjs": "0.27.0",
     "start-server-and-test": "2.0.10",
     "stylelint": "16.13.2",

packages/docsearch-core/package.json

@@ -35,21 +35,14 @@
   "unpkg": "dist/umd/index.js",
   "jsdelivr": "dist/umd/index.js",
   "scripts": {
-    "build:clean": "rm -rf ./dist",
-    "build:clean-types": "rm -rf ./dist/esm/types",
-    "build:types": "tsc -p ./tsconfig.declaration.json --outDir ./dist/esm/types",
-    "build:source": "rollup --config --bundleConfigAsCjs",
-    "build:dts": "rollup --config rollup.dts.config.js --bundleConfigAsCjs",
-    "build": "yarn build:clean && yarn build:types && yarn build:source && yarn build:dts && yarn build:clean-types",
-    "on:change": "yarn build",
-    "watch": "nodemon --watch src --ext ts,tsx,js,jsx,json --ignore dist/ --ignore node_modules/ --verbose --delay 250ms --exec \"yarn on:change\""
+    "build": "tsdown",
+    "watch": "tsdown --watch"
   },
   "devDependencies": {
-    "@rollup/plugin-replace": "6.0.2",
     "@testing-library/jest-dom": "6.6.3",
     "@testing-library/react": "16.2.0",
-    "nodemon": "^3.1.0",
-    "rollup-plugin-dts": "^6.2.1",
+    "tsdown": "^0.18.3",
+    "typescript": "5.7.3",
     "vitest": "3.0.2"
   },
   "peerDependencies": {

packages/docsearch-core/tsdown.config.ts

@@ -0,0 +1,50 @@
+import type { UserConfig } from 'tsdown';
+import { defineConfig } from 'tsdown';
+
+import { getBundleBanner } from '../../scripts/getBundleBanner';
+import { rolldownPlugins } from '../../tsdown.base';
+
+import pkg from './package.json' with { type: 'json' };
+
+const externals = ['react', 'react-dom'];
+
+const sharedConfig: UserConfig = {
+  platform: 'neutral',
+  external: externals,
+  target: 'es2017',
+  minify: true,
+  plugins: rolldownPlugins,
+  sourcemap: true,
+  outExtensions: () => ({
+    dts: '.js',
+    js: '.js',
+  }),
+};
+
+export default defineConfig([
+  {
+    entry: {
+      index: 'src/index.ts',
+      useTheme: 'src/useTheme.ts',
+      useDocSearchKeyboardEvents: 'src/useDocSearchKeyboardEvents.ts',
+      useKeyboardShortcuts: 'src/useKeyboardShortcuts.ts',
+    },
+    ...sharedConfig,
+    outDir: 'dist/esm',
+  },
+  {
+    entry: 'src/index.ts',
+    outDir: 'dist/umd',
+    ...sharedConfig,
+    banner: getBundleBanner(pkg),
+    outputOptions: {
+      entryFileNames: '[name].js',
+      name: 'DocSearchCore',
+      globals: {
+        react: 'React',
+        'react-dom': 'ReactDOM',
+      },
+    },
+    format: 'umd',
+  },
+]);

packages/docsearch-core/useKeyboardShortcuts.js

@@ -0,0 +1 @@
+export * from './dist/esm/useKeyboardShortcuts.js';

packages/docsearch-js/package.json

@@ -25,22 +25,15 @@
   "unpkg": "dist/umd/index.js",
   "jsdelivr": "dist/umd/index.js",
   "scripts": {
-    "build:clean": "rm -rf ./dist",
-    "build:types": "tsc -p ./tsconfig.declaration.json --outDir ./dist/esm/types",
-    "build:clean-types": "rm -rf ./dist/esm/types",
-    "build:source": "rollup --config --bundleConfigAsCjs",
-    "build:dts": "rollup --config rollup.dts.config.js --bundleConfigAsCjs",
-    "build": "yarn build:clean && yarn build:types && yarn build:source && yarn build:dts && yarn build:clean-types",
-    "on:change": "yarn build",
-    "watch": "nodemon --watch src --exec \"yarn on:change\" --ignore dist/ --ext ts,tsx"
+    "build": "tsdown",
+    "watch": "tsdown --watch"
   },
   "devDependencies": {
     "@docsearch/react": "4.5.0-beta.3",
-    "@rollup/plugin-replace": "6.0.3",
     "htm": "3.1.1",
-    "nodemon": "^3.1.11",
-    "preact": "11.0.0-beta.0",
-    "rollup-plugin-dts": "^6.3.0"
+    "preact": "^10.0.0",
+    "tsdown": "^0.18.3",
+    "typescript": "5.7.3"
   },
   "nx": {
     "implicitDependencies": [