rollup.config.mjs

import typescript from "@rollup/plugin-typescript";
import json from "@rollup/plugin-json";
import { terser } from "rollup-plugin-terser";
// import gzipPlugin from 'rollup-plugin-gzip';
import license from "rollup-plugin-license";

const ALGORITHMS = [
  "adler32",
  "argon2",
  "bcrypt",
  "blake2b",
  "blake2s",
  "blake3",
  "crc32",
  "crc64",
  "hmac",
  "keccak",
  "md4",
  "md5",
  "pbkdf2",
  "ripemd160",
  "scrypt",
  "sha1",
  "sha3",
  "sha224",
  "sha256",
  "sha384",
  "sha512",
  "sm3",
  "whirlpool",
  "xxhash32",
  "xxhash64",
  "xxhash3",
  "xxhash128",
];

const TERSER_CONFIG = {
  output: {
    comments: false,
  },
};

const LICENSE_CONFIG = {
  banner: {
    commentStyle: "ignored",
    content: `hash-wasm (https://www.npmjs.com/package/hash-wasm)
    (c) Dani Biro
    @license MIT`,
  },
};

const MAIN_BUNDLE_CONFIG = {
  input: "lib/index.ts",
  output: [
    {
      file: "dist/index.umd.js",
      name: "hashwasm",
      format: "umd",
    },
    {
      file: "dist/index.esm.js",
      format: "es",
    },
  ],
  plugins: [json(), typescript(), license(LICENSE_CONFIG)],
};

const MINIFIED_MAIN_BUNDLE_CONFIG = {
  input: "lib/index.ts",
  output: [
    {
      file: "dist/index.umd.min.js",
      name: "hashwasm",
      format: "umd",
    },
    {
      file: "dist/index.esm.min.js",
      format: "es",
    },
  ],
  plugins: [
    json(),
    typescript(),
    terser(TERSER_CONFIG),
    license(LICENSE_CONFIG),
  ],
};

const INDIVIDUAL_BUNDLE_CONFIG = (algorithm) => ({
  input: `lib/${algorithm}.ts`,
  output: [
    {
      file: `dist/${algorithm}.umd.min.js`,
      name: "hashwasm",
      format: "umd",
      extend: true,
    },
  ],
  plugins: [
    json(),
    typescript(),
    terser(TERSER_CONFIG),
    license(LICENSE_CONFIG),
    // gzipPlugin(),
  ],
});

export default [
  MAIN_BUNDLE_CONFIG,
  MINIFIED_MAIN_BUNDLE_CONFIG,
  ...ALGORITHMS.map(INDIVIDUAL_BUNDLE_CONFIG),
];