'use strict'; var shebangRegex = require('shebang-regex'); module.exports = function (str) { var match = str.match(shebangRegex); if (!match) { return null; } var arr = match[0].replace(/#! ?/, '').split(' '); var bin = arr[0].split('/').pop(); var arg = arr[1]; return (bin === 'env' ? arg : bin + (arg ? ' ' + arg : '') ); };