node path.sep

test_glob.js

var glob = require('glob');
var path = require('path');

var sep = process.platform != 'win32' ? '\\' : '/';
console.log(sep);
var patterns = ['**/*.js', '**\\*.js'];
patterns.map(function(pattern){
	var tmp = pattern.split(sep).join(path.sep);
	console.log(pattern);
	console.log(tmp);

	glob(tmp, function (er, files) {
		// files is an array of filenames.
		// If the `nonull` option is set, and nothing
		// was found, then files is ["**/*.js"]
		// er is an error object or null.
		console.log(files);
	});
});