DefinitelyTyped/types/express-unless/express-unless-tests.ts

import express = require("express");
import unless = require("express-unless");

var app = express();

var middleware: unless.RequestHandler = function(req, res, next) {
    next();
};
middleware.unless = unless;
app.use(middleware.unless({ method: "OPTIONS" }));
app.use(middleware.unless(req => req.path === "test"));