rollup.config.js

import resolve from '@rollup/plugin-node-resolve';
import commonjs from '@rollup/plugin-commonjs';
import typescript from '@rollup/plugin-typescript';
import dts from 'rollup-plugin-dts';
import { createRequire } from 'module';

const require = createRequire(import.meta.url);
const pkg = require('./package.json');

const external = ['react', 'react-dom'];

export default [
  {
    input: 'src/index.tsx',
    output: [
      {
        file: pkg.main,
        format: 'cjs',
        sourcemap: true
      },
      {
        file: pkg.module,
        format: 'esm',
        sourcemap: true
      }
    ],
    plugins: [
      resolve(),
      commonjs(),
      typescript({
        tsconfig: './tsconfig.json',
        declaration: false,
      })
    ],
    external
  },
  {
    input: 'src/index.tsx',
    output: {
      file: 'dist/index.d.ts',
      format: 'es'
    },
    plugins: [dts()],
    external
  }
];