@salaros/is-biz-mail/vite.config.js

isBizMail tells you whether a given email address is free (gmail.com, yahoo.es, yandex.ru etc) or not

import { dirname, resolve } from 'node:path'
import { fileURLToPath } from 'node:url'
import { defineConfig } from 'vite'
import pkg from './package.json' with { type: 'json' }

const __dirname = dirname(fileURLToPath(import.meta.url))

export default defineConfig({
  build: {
    minify: true,
    sourcemap: true,
    lib: {
      entry: resolve(__dirname, 'lib/index.ts'),
      name: 'isBizMail',
      // the proper extensions will be added
      fileName: 'isBizMail',
      formats: ['es', 'cjs', 'iife'],
    },
    rollupOptions: {
      // make sure to externalize deps that shouldn't be bundled
      // into your library
      external: [
        ...Object.keys(pkg.dependencies), // don't bundle dependencies
        /^node:.*/, // don't bundle built-in Node.js modules (use protocol imports!)
      ],
      output: {
        // Provide global variables to use in the UMD build
        // for externalized deps
        globals: {},
      },
    },
  },
})