rollup.config.js

import babel from "rollup-plugin-babel";
import commonjs from "rollup-plugin-commonjs";
import external from "rollup-plugin-peer-deps-external";
import postcss from "rollup-plugin-postcss";
import resolve from "@rollup/plugin-node-resolve";
import url from "@rollup/plugin-url";
import svgr from "@svgr/rollup";
import { terser } from "rollup-plugin-terser";
import typescript from "rollup-plugin-typescript2";

export default [
  {
    input: "src/lib/index.ts",
    output: [
      {
        file: "dist/index.js",
        format: "cjs",
        sourcemap: true,
      },
      {
        file: "dist/index.es.js",
        format: "es",
        sourcemap: true,
      },
    ],
    plugins: [
      typescript({
        typescript: require("typescript"),
      }),
      postcss({
        plugins: [],
        minimize: false,
        sourceMap: "inline",
      }),
      external({
        includeDependencies: true,
      }),
      url(),
      svgr(),
      resolve({ extensions: [".jsx", ".js", ".ts"] }),
      babel({
        presets: ["react-app"],
        plugins: [
          "@babel/plugin-proposal-object-rest-spread",
          "@babel/plugin-proposal-optional-chaining",
          "@babel/plugin-syntax-dynamic-import",
          "@babel/plugin-proposal-class-properties",
          "transform-react-remove-prop-types",
        ],
        exclude: "node_modules/**",
        runtimeHelpers: true,
      }),
      commonjs(),
      terser(),
    ],
  },
];