lib/grape/request.rb in grape-2.0.0 vs lib/grape/request.rb in grape-2.1.0

@@ -1,9 +1,7 @@
 # frozen_string_literal: true
 
-require 'grape/util/lazy_object'
-
 module Grape
   class Request < Rack::Request
     HTTP_PREFIX = 'HTTP_'
 
     alias rack_params params
@@ -34,26 +32,20 @@
       args.delete(:route_info)
       args
     end
 
     def build_headers
-      Grape::Util::LazyObject.new do
-        env.each_pair.with_object({}) do |(k, v), headers|
+      Grape::Util::Lazy::Object.new do
+        env.each_pair.with_object(Grape::Util::Header.new) do |(k, v), headers|
           next unless k.to_s.start_with? HTTP_PREFIX
 
           transformed_header = Grape::Http::Headers::HTTP_HEADERS[k] || transform_header(k)
           headers[transformed_header] = v
         end
       end
     end
 
-    if Grape.lowercase_headers?
-      def transform_header(header)
-        -header[5..].tr('_', '-').downcase
-      end
-    else
-      def transform_header(header)
-        -header[5..].split('_').map(&:capitalize).join('-')
-      end
+    def transform_header(header)
+      -header[5..].tr('_', '-').downcase
     end
   end
 end