fix

gistfile1.js

var Route = function(pattern, callback) {
    this.pattern  = pattern;
    this.callback = callback;
};

Route.prototype.matches = function(url) {
    var params   = {};
    if(!url.length) return false;
    if(url[url.length-1] === "/") {
        url = url.slice(0, url.length-1);
    }
    var i=0, j=0;
    for(i=0, j=0; i<url.length && j<this.pattern.length;) {
        if(this.pattern[j] == '*') return true;
        if(url[i] == this.pattern[j]) {
            i++;
            j++;
        } else if(this.pattern[j] == ':') {
            j++;
            var name     = this.skipPathNode(this.pattern, j);
            var match    = this.skipPathNode(url, i);
            params[name] = match;
            return params;
        } else return false;
    }
};

Route.prototype.skipPathNode = function(str, idx) {
    var start = idx;
    while(idx < str.length && str[idx] != '/') idx++;
    return str.slice(start, idx);
};

/**
 * Example 1:
 * var route = new Route("/css/:file", function() { console.log("hit"); });
 * if(route.matches("/css/awesome.css")) { route.callback() }
 *
 * Example 2:
 * var route = new Route("/public/images/*", function() { console.log("hit"); });
 * if(route.matches("/public/images/awesomeness/awesome.png")) { route.callback() }
 */