rollup.config.js

import commonjs from '@rollup/plugin-commonjs';
import dts from 'rollup-plugin-dts';
import peerDepsExternal from 'rollup-plugin-peer-deps-external';
import postcss from 'rollup-plugin-postcss';
import resolve from '@rollup/plugin-node-resolve';
import { terser } from 'rollup-plugin-terser';
import typescript from '@rollup/plugin-typescript';

import pkg from './package.json';

export default [
  {
    input: 'src/index.ts',
    output: [
      { file: pkg.main, format: 'cjs', sourcemap: true },
      { file: pkg.module, format: 'esm', sourcemap: true },
    ],
    plugins: [
      peerDepsExternal(),
      resolve(),
      commonjs(),
      typescript({tsconfig: './tsconfig.json'}),
      postcss({
        modules: true,
      }),
      terser(),
    ],
  },
  {
    input: 'dist/esm/index.d.ts',
    output: [{ file: 'dist/index.d.ts', format: 'esm'}],
    plugins: [dts()],
    external: [/\.css$/]
  }
];