fixed auth parsing

ref #6

src/middlewares/ErrorHandler.ts

@@ -0,0 +1,20 @@
+import {
+    Middleware,
+    ExpressErrorMiddlewareInterface
+} from "routing-controllers";
+
+@Middleware({ type: "after" })
+export class ErrorHandler implements ExpressErrorMiddlewareInterface {
+    public error(
+        error: any,
+        request: any,
+        response: any,
+        next: (err: any) => any
+    ) {
+        if (response.headersSent) {
+            return;
+        }
+
+        response.json(error);
+    }
+}