std-esm-0.19.1-bug

.babelrc

{
  "presets": ["flow"]
}

config.js

const foo: string = 'lorem ipsum';

export default {
	foo,
};

package.json

{
  "name": "esm",
  "version": "1.0.0",
  "main": "index.js",
  "license": "MIT",
  "@std/esm": {
    "debug": true,
    "esm": "js"
  },
  "dependencies": {
    "@std/esm": "0.18.0",
    "babel-core": "^6.26.0",
    "babel-preset-flow": "^6.23.0",
    "babel-register": "^6.26.0"
  }
}

test.js

require('babel-register');

require = require('@std/esm')(module);

const config = require('./config');

console.info('config', config, config.default);