rollup.config.js

import babel from 'rollup-plugin-babel'
import commonjs from 'rollup-plugin-commonjs'
import resolve from 'rollup-plugin-node-resolve'
import minify from 'rollup-plugin-babel-minify'

export default {
  input: 'src/index.js',
  output: [
    {
      file: 'dist/composi-core.js',
      format: 'umd',
      name: 'composi',
      sourcemap: true,
      sourcemapFile: 'dist/composi-core.js.map'
    },
    {
      file: 'dist/composi-core.mjs',
      format: 'esm',
      name: 'composi',
      sourcemap: true,
      sourcemapFile: 'dist/composi-core.mjs.map'
    }
  ],
  plugins: [
    babel({
      exclude: 'node_modules/**'
    }),
    resolve({
      jsnext: true,
      main: true,
      browser: true
    }),
    commonjs(),
    minify({
      mangle: { topLevel: true },
      comments: false
    })
  ]
}