support indirect route-handlers for NodeJS

javascript/ql/test/library-tests/frameworks/NodeJSLib/src/indirect.js

@@ -0,0 +1,36 @@
+var http = require('http');
+
+function decorate(method) {
+  return function(req, res) {
+    return method.call(this, req, res);
+  };
+}
+
+function Server(routes) {
+  this.routes = routes;
+}
+
+Server.prototype = {
+  requestHandler: function() {
+    var routes = this.routes;
+    return function(req, res) { // route handler
+      var handler = routes[req.url] || routes['*'];
+
+      return handler.call(this, req, res);
+    }.bind(this);
+  },
+};
+
+var routes = {
+  '/foo/bar': decorate((req, res) => { // route handler
+    res.end("foo");
+  }),
+  '/bar/foo': function(req, res) { // route handler
+    res.end("bar");
+  }
+};
+
+var appServer = new Server(routes);
+var server = http.createServer(appServer.requestHandler());
+
+server.listen(8080, () => {});