use key? rather than hash access and double bang

kuroda · Jul 14, 2015 · 4453f50 · 4453f50
1 parent 1569a98
commit 4453f50
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/rack/response.rb b/lib/rack/response.rb
@@ -144,7 +144,7 @@ def redirect?;            [301, 302, 303, 307].include? status; end
       attr_reader :headers, :original_headers
 
       def include?(header)
-        !!headers[header]
+        headers.key? header
       end
 
       def content_type