# frozen_string_literal: true require_relative 'constants' require_relative 'body_proxy' module Rack # Rack::Head returns an empty body for all HEAD requests. It leaves # all other requests unchanged. class Head def initialize(app) @app = app end def call(env) _, _, body = response = @app.call(env) if env[REQUEST_METHOD] == HEAD response[2] = Rack::BodyProxy.new([]) do body.close if body.respond_to? :close end end response end end end