Rollup Async functions plugin This Rollup plugin will replace async functions with generator functions that can run in modern browsers or in most versions of node.js during bundling using async-to-gen. Install npm install --save rollup-plugin-async var rollup = require('rollup').rollup;var async = require('rollup-plugin-async'); rollup({ entry: 'main.js', plugins: [ async() ]}).then(...);