rollup.config.mjs

/*
 * Copyright (c) 2020, salesforce.com, inc.
 * All rights reserved.
 * SPDX-License-Identifier: BSD-3-Clause
 * For full license text, see the LICENSE file in the repo root or https://opensource.org/licenses/BSD-3-Clause
 */
import nodeResolve from '@rollup/plugin-node-resolve'
import cjs from '@rollup/plugin-commonjs'
import globals from 'rollup-plugin-node-globals'
import terser from '@rollup/plugin-terser'

// Note that postcss-selector-parser is bundled into all outputs because its deps (util.promisify)
// cause problems depending on the consumer's bundler. We can make things simpler for consumers of
// kagekiri by just bundling our dependencies. (Polyfills are also bundled.)
const name = 'kagekiri'
export default {
  input: './src/index.js',
  output: [{
    file: 'dist/kagekiri.umd.js',
    format: 'umd',
    name
  },
  {
    file: 'dist/kagekiri.umd.min.js',
    format: 'umd',
    name,
    plugins: [terser()]
  },
  {
    file: 'dist/kagekiri.cjs.js',
    format: 'cjs',
    name
  },
  {
    file: 'dist/kagekiri.es.js',
    format: 'es',
    name
  },
  {
    file: 'dist/kagekiri.iife.js',
    format: 'iife',
    name
  },
  {
    file: 'dist/kagekiri.iife.min.js',
    format: 'iife',
    name,
    plugins: [terser()]
  }],
  plugins: [
    nodeResolve({
      mainFields: ['browser', 'module', 'main'],
      preferBuiltins: false
    }),
    cjs(),
    globals()
  ]
}