A NodeJS file-watcher for .NET

iisWatcher.js

var fs = require('fs'),
	walk = function(dir, done) {
		var results = [];
		fs.readdir(dir, function(err, list) {
			if(err) return done(err);
			var pending = list.length;
			if(!pending) return done(null, results);
			list.forEach(function(file) {
				file = dir + '/' + file;
				fs.stat(file, function(err, stat) {
					if(stat && stat.isDirectory()) {
						walk(file, function(err, res) {
							results = results.concat(res);
							if(!--pending) done(null, results);
						});
					} else {
						results.push(file);
						if(!--pending) done(null, results);
					}
				});
			});
		});
	},
	sys = require('sys'),
	exec = require('child_process').exec,
	isFrontEndFile = /\.(js\b)|(cshtml\b)/,
	filename = __filename.split('/'),
	output = '\n',

	filename = filename[filename.length - 1],
	resetCmd = 'C:\\Windows\\System32\\inetsrv\\appcmd.exe recycle APPPOOL appPoolName';

function puts(error, stdout, stderr) {
	sys.puts(stdout);
}

function watchFile(file) {
	fs.watchFile(file, function () {
		console.log('\n----------------\n\033[0mFile \033[0;32m"' + file + '" \033[0mmodified\n----------------');
		exec(resetCmd, puts);
	});
}

walk('.', function (err, files){
	files.forEach(function (file) {
		if (isFrontEndFile.test(file) && file !== filename) {
			watchFile(file);
		}
	});
});


output += 'iisWatcher.js:\nwatching \033[0;33m' + __dirname + '\033[0m\n';

console.log(output);