From 9df2870d20e754af7c34eacc66738d3ef49e2dae Mon Sep 17 00:00:00 2001
From: Catherine Lu <catherineglu@gmail.com>
Date: Thu, 5 Feb 2015 18:48:09 -0800
Subject: [PATCH] `add_url_rule()` looks for OPTIONS string in case-insensitive
 manner in methods

---
 flask/app.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/flask/app.py b/flask/app.py
index 7532b99..759a351 100644
--- a/flask/app.py
+++ b/flask/app.py
@@ -1009,7 +1009,7 @@ def index():
             'provide_automatic_options', None)
 
         if provide_automatic_options is None:
-            if 'OPTIONS' not in methods:
+            if 'options' not in [m.lower() for m in methods]:
                 provide_automatic_options = True
                 required_methods.add('OPTIONS')
             else: