//regex for locating & replacing ES6 import/export syntax with commonJS require syntax.
//this is not comprehensive. Used in a very basic scenario.

//find: import ([a-zA-Z\_\-]{1,}) from '([a-zA-Z0-9\.\/\-]{1,})'
//replace: let $1 = require('$2')

//find: export default
//replace: module.exports =