lib/grape/util/stackable_values.rb in grape-0.19.1 vs lib/grape/util/stackable_values.rb in grape-0.19.2

@@ -13,11 +13,11 @@
 
       def [](name)
         return @frozen_values[name] if @frozen_values.key? name
 
         value = []
-        value.concat(@inherited_values[name]) if @inherited_values[name]
-        value.concat(@new_values[name]) if @new_values[name]
+        value.concat(@inherited_values[name] || [])
+        value.concat(@new_values[name] || [])
         value
       end
 
       def []=(name, value)
         raise if @frozen_values.key? name