bitwarden-estensione-browser/rollup.config.ts

// Based upon https://github.com/alexjoverm/typescript-library-starter/blob/master/rollup.config.ts

import commonjs from 'rollup-plugin-commonjs';
import resolve from 'rollup-plugin-node-resolve';
import sourceMaps from 'rollup-plugin-sourcemaps';

const pkg = require('./package.json');
const libraryName = 'index';

export default {
    input: `dist/es/${libraryName}.js`,
    output: [
        { file: pkg.main, name: libraryName, format: 'umd' },
        { file: pkg.module, format: 'es' },
    ],
    sourcemap: true,
    // Indicate here external modules you don't wanna include in your bundle (i.e.: 'lodash')
    external: [],
    watch: {
        include: 'dist/es/**',
    },
    plugins: [
        // Allow bundling cjs modules (unlike webpack, rollup doesn't understand cjs)
        commonjs(),

        // Allow node_modules resolution, so you can use 'external' to control
        // which external modules to include in the bundle
        // https://github.com/rollup/rollup-plugin-node-resolve#usage
        resolve(),

        // Resolve source maps to the original source
        sourceMaps(),
    ],
};