node/deps/npm/node_modules/shebang-command/index.js
Rebecca Turner 468ab4519e deps: upgrade npm to 6.1.0
PR-URL: https://github.com/nodejs/node/pull/20190
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: Tiancheng "Timothy" Gu <timothygu99@gmail.com>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
2018-05-24 23:24:45 -07:00

20 lines
346 B
JavaScript

'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 : '')
);
};