Update style and formatting to conform to fish style guide.

1 files changed, 1 insertions, 1 deletions

diff --git a/history.h b/history.h
index b9cfc85b..4b08da67 100644
--- a/history.h
+++ b/history.h
@@ -61,7 +61,7 @@ public:
     {
         return contents;
     }
-    
+
     bool empty() const
     {
         return contents.empty();