Merge pull request airbrake#340 from grosser/grosser/dup

If we cannot stringify then at least rescue the dup exceptions ...
rokob · Oct 13, 2014 · b192f3d · b192f3d
2 parents cef9a3c + ebd8ced
commit b192f3d
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/lib/airbrake/rails/controller_methods.rb b/lib/airbrake/rails/controller_methods.rb
@@ -63,7 +63,11 @@ def filter_rails3_parameters(hash)
 
       def recursive_stringify_keys(hash)
         hash = hash.stringify_keys
-        hash.each {|k,v| hash[k] = recursive_stringify_keys(v) if v.is_a?(Hash) && v.respond_to?(:stringify_keys) } # Rack::Session::Abstract::SessionHash has a stringify_keys method we should not call
+        hash.each do |k, v|
+          if v.is_a?(Hash)
+            hash[k] = v.respond_to?(:stringify_keys) ? recursive_stringify_keys(v) : nil # Rack::Session::Abstract::SessionHash has a stringify_keys method we should not call
+          end
+        end
         hash
       end