var dispatcher = {
	location: window.location,
	stash   : [],

	connect: function(paths, action) {
		if (paths || paths === 0) {
			paths = paths.valueOf();
			if (!(typeof paths == 'object' && !(paths instanceof RegExp))) // webkit: typeof RegExp == 'function'
				paths = { pathname: paths };
			dispatcher.stash.push([paths, action]);
		}
		return dispatcher;
	},

	and: function() {
		var stash = dispatcher.stash,
			length = stash.length;
		length && (stash[length - 1][2] = true);
		return dispatcher;
	},

	dispatch: function(location) {
		location = location || dispatcher.location;
		var stash = dispatcher.stash,
			params = {};
		for (var i = 0, c; c = stash[i]; ++i) {
			var paths = c[0], action = c[1], chain = c[2];
			var matched = false;
			for (var k in paths) {
				var v = paths[k];
				var path = location[k];
				if (!path) {
					matched = false;
					continue;
				}
				var m = dispatcher.match(v, path);
				matched = !!m;
				if (matched) {
					params[k] = m;
				} else {
					break;
				}
			}
			if (matched) {
				if (action)
					action(params);
				if (!chain) break;
			}
			else if (chain)
				break;
		}
		dispatcher.clear();
		return dispatcher;
	},

	match: function(value, path) {
		var ret;
		if (value instanceof RegExp)
			ret = value.exec(path) || false;
		else {
			value = value.toString();
			ret = (path.indexOf(value) != -1) && value;
		}
		return ret;
	},

	clear: function() {
		dispatcher.stash = [];
		return dispatcher;
	}
};