From 56b2981379271a755e34069f8b9a6a654e8777b6 Mon Sep 17 00:00:00 2001
From: Tobias Witek <tobi@tobi-wan-kenobi.at>
Date: Sat, 18 Nov 2017 14:59:30 +0100
Subject: [PATCH] [core/themes] Fix exception on missing theme

If no theme is found, raise an exception.

see #203
---
 bumblebee/theme.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/bumblebee/theme.py b/bumblebee/theme.py
index ff4ab00..41f2e32 100644
--- a/bumblebee/theme.py
+++ b/bumblebee/theme.py
@@ -148,6 +148,8 @@ class Theme(object):
                 except ValueError as exception:
                     raise bumblebee.error.ThemeLoadError("JSON error: {}".format(exception))
 
+        if not result:
+            raise bumblebee.error.ThemeLoadError("no such theme")
         return result
 
     def _get(self, widget, name, default=None):