attempt to reproduce SO 34973542

README.md

Unsuccessful attempt to reproduce http://stackoverflow.com/questions/34973542/rollup-js-undefined-objects-in-external-dependencies. Clone, npm install, npm test.

main.js

import SHA256 from 'crypto-js/sha256';

console.log( SHA256( 'hello' ) );

package.json

{
  "devDependencies": {
    "rollup": "^0.25.1",
    "rollup-plugin-commonjs": "^2.2.0",
    "rollup-plugin-npm": "^1.3.0"
  },
  "scripts": {
    "build": "rollup -c",
    "pretest": "npm run build",
    "test": "node bundle.js"
  },
  "dependencies": {
    "crypto-js": "^3.1.6"
  }
}

rollup.config.js

import npm from 'rollup-plugin-npm';
import commonjs from 'rollup-plugin-commonjs';

export default {
	entry: 'main.js',
	format: 'cjs',
	plugins: [
		npm({
			jsnext: true,
			main: true,
		}),
		commonjs()
	],
	dest: 'bundle.js',
};