rollup.config.js

import path from "path";
import { name, version } from "./package.json";
import { nodeResolve } from "@rollup/plugin-node-resolve";
import { babel } from "@rollup/plugin-babel";
import commonjs from "@rollup/plugin-commonjs";
import { terser } from "rollup-plugin-terser";

/**
 * @desc Rollup 配置
 * @type {(commandLineArgs: {_: string[];[k: string]: string | number | boolean }) => import('rollup').RollupOptions}
 */
export default (commandLineArgs) => ({
  input: path.resolve(__dirname, "src/index.ts"),

  plugins: [
    nodeResolve({ extensions: [".ts", ".js", ".json"] }),
    commonjs(),
    babel({
      babelHelpers: "bundled",
      extensions: [".ts", ".js"],
      include: ["src/**/*"],
      exclude: ["node_modules"],
    }),
  ],

  output: MODULE_FORMATES.map((format) => ({
    file: path.resolve(
      __dirname,
      `dist/${PKG_SUB_SCOPE_NAME}.${format}.min.js`
    ),
    name: PKG_SUB_SCOPE_NAME.toLocaleUpperCase(),
    plugins: [
      terser({
        module: true,
        format: {
          comments: "some",
        },
      }),
    ],
    format,
    banner,
    inlineDynamicImports: true,
  })),
});

const MODULE_FORMATES = ["cjs", "esm"];

const PKG_SUB_SCOPE_NAME = name.match(/(@\w+\/)(\w+)/)
  ? name.match(/(@\w+\/)(\w+)/)[2]
  : "";

const banner = `/*!
  * ${name} v${version}
  * (c) 2022 - ${new Date().getFullYear()} luckrya
  * Released under the MIT License.
  */
  `;