BJ_web_developers / dyitoc

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node_modules/shebang-command/index.js 346 Bytes
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aaac7fed   liuqimichale   add 
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  '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 : '')
  	);
  };