Add basic type definitions for express 4.x

errorhandler/errorhandler-tests.ts

@@ -0,0 +1,7 @@
+/// <reference path="method-override.d.ts" />
+
+import express = require('express');
+import errorhandler = require('errorhandler');
+var app = express();
+
+app.use(errorhandler());

errorhandler/errorhandler.d.ts

@@ -0,0 +1,12 @@
+// Type definitions for errorhandler
+// Project: https://github.com/expressjs/errorhandler
+// Definitions by: Santi Albo <https://github.com/santialbo/>
+// DefinitelyTyped: https://github.com/borisyankov/DefinitelyTyped
+
+/// <reference path="../express/express.d.ts" />
+
+declare module "errorhandler" {
+    import express = require('express');
+    function e(): express.ErrorRequestHandler;
+    export = e;
+}