lib/grape/extensions/hash.rb in grape-1.7.1 vs lib/grape/extensions/hash.rb in grape-1.8.0

@@ -9,16 +9,13 @@
         included do
           namespace_inheritable(:build_params_with, Grape::Extensions::Hash::ParamBuilder)
         end
 
         def build_params
-          params = Grape::Extensions::DeepMergeableHash[rack_params]
-          params.deep_merge!(grape_routing_args) if env[Grape::Env::GRAPE_ROUTING_ARGS]
-          post_process_params(params)
-        end
-
-        def post_process_params(params)
-          Grape::Extensions::DeepSymbolizeHash.deep_symbolize_keys_in(params)
+          rack_params.deep_dup.tap do |params|
+            params.deep_merge!(grape_routing_args) if env.key?(Grape::Env::GRAPE_ROUTING_ARGS)
+            params.deep_symbolize_keys!
+          end
         end
       end
     end
   end
 end