From 90d32f0f2a519db9956ee926404ab28c3f8c5502 Mon Sep 17 00:00:00 2001
From: Elliott Sales de Andrade <quantum.analyst@gmail.com>
Date: Apr 08 2020 07:07:25 +0000
Subject: Add CORS headers to errors too.


---

diff --git a/mdapi/server.py b/mdapi/server.py
index 9b0f3f6..ab0ce63 100644
--- a/mdapi/server.py
+++ b/mdapi/server.py
@@ -22,13 +22,20 @@ from mdapi.views import (
         get_pkg_changelog
 )
 
+
 @middleware
 async def add_cors_headers(request, handler):
-    resp = await handler(request)
+    try:
+        resp = await handler(request)
+    except web.HTTPException as e:
+        e.headers['Access-Control-Allow-Origin'] = '*'
+        e.headers['Access-Control-Allow-Methods'] = 'GET'
+        raise
     resp.headers['Access-Control-Allow-Origin'] = '*'
     resp.headers['Access-Control-Allow-Methods'] = 'GET'
     return resp
 
+
 async def init_app():
     """ Creates the aiohttp application.
         This function creates a web application configure the routes and