rollup.config.mjs

import peerDepsExternal from 'rollup-plugin-peer-deps-external';
import resolve from '@rollup/plugin-node-resolve';
import commonjs from '@rollup/plugin-commonjs';
import typescript from '@rollup/plugin-typescript';
import postcss from 'rollup-plugin-postcss';
import dts from 'rollup-plugin-dts';
import terser from '@rollup/plugin-terser';
import packageJson from './package.json' assert { type: 'json' };

export default [
  {
    input: 'src/index.ts',
    output: [
      {
        file: packageJson.main,
        format: 'cjs',
        sourcemap: false,
      },
      {
        file: packageJson.module,
        format: 'esm',
        sourcemap: false,
      },
    ],
    plugins: [
      peerDepsExternal(),
      resolve(),
      commonjs(),
      typescript(),
      postcss({
        extensions: ['.css'],
      }),
      terser(),
    ],
    external: Object.keys(packageJson.peerDependencies),
  },
  {
    input: 'src/index.ts',
    output: [{ file: packageJson.types, format: 'es' }],
    plugins: [dts()],
    external: [/\.css$/],
  },
];