lenis/tsdown.config.ts at main · darkroomengineering/lenis · GitHub

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import { defineConfig } from 'tsdown'

const shared = {
  outDir: 'dist',
  target: 'es2022' as const,
  platform: 'browser' as const,
  format: 'esm' as const,
  sourcemap: true,
  outExtensions: () => ({ js: '.mjs', dts: '.d.ts' }),
}

const iife = (globalName: string, minify = false) =>
  ({
    ...shared,
    format: 'iife' as const,
    dts: false,
    clean: false,
    globalName,
    minify,
    outExtensions: undefined,
    outputOptions: {
      entryFileNames: minify ? '[name].min.js' : '[name].js',
    },
  }) as const

export default defineConfig([
  // Core + Snap ESM
  {
    ...shared,
    entry: {
      lenis: 'packages/core/index.ts',
      'lenis-snap': 'packages/snap/index.ts',
    },
    dts: true,
    clean: true,
    copy: [{ from: 'packages/core/lenis.css', to: 'dist', flatten: true }],
    deps: { neverBundle: ['lenis'] },
  },

  // React ESM
  {
    ...shared,
    entry: { 'lenis-react': 'packages/react/index.ts' },
    dts: { resolver: 'tsc' },
    clean: false,
    banner: '"use client";',
    deps: { neverBundle: ['react', 'lenis'] },
  },

  // Vue ESM
  {
    ...shared,
    entry: { 'lenis-vue': 'packages/vue/index.ts' },
    dts: { resolver: 'tsc' },
    clean: false,
    deps: { neverBundle: ['vue', 'lenis'] },
  },

  // Nuxt ESM
  {
    ...shared,
    entry: {
      'lenis-vue-nuxt': 'packages/vue/nuxt/module.ts',
      'nuxt/runtime/lenis': 'packages/vue/nuxt/runtime/lenis.ts',
    },
    dts: false,
    sourcemap: false,
    clean: false,
    deps: { neverBundle: ['lenis', 'lenis/vue', '#imports', '#app', '@nuxt/kit'] },
  },

  // Browser IIFE builds
  { entry: { lenis: 'packages/core/browser.ts' }, ...iife('Lenis') },
  { entry: { lenis: 'packages/core/browser.ts' }, ...iife('Lenis', true) },
  { entry: { 'lenis-snap': 'packages/snap/browser.ts' }, ...iife('Snap') },
  { entry: { 'lenis-snap': 'packages/snap/browser.ts' }, ...iife('Snap', true) },
])