call (Merb::Rack::Static)

    # File lib/merb-core/rack/middleware/static.rb, line 12
          def call(env)
            path = if env[Merb::Const::PATH_INFO]
                     env[Merb::Const::PATH_INFO].chomp(Merb::Const::SLASH)
                   else
                     Merb::Const::EMPTY_STRING
                   end
            cached_path = (path.empty? ? 'index' : path) + '.html'

            if file_exist?(path) && env[Merb::Const::REQUEST_METHOD] =~ /GET|HEAD/ # Serve the file if it's there and the request method is GET or HEAD
              serve_static(env)
            elsif file_exist?(cached_path) && env[Merb::Const::REQUEST_METHOD] =~ /GET|HEAD/ # Serve the page cache if it's there and the request method is GET or HEAD
              env[Merb::Const::PATH_INFO] = cached_path
              serve_static(env)
            elsif path =~ /favicon\.ico/
              return [404, { Merb::Const::CONTENT_TYPE => Merb::Const::TEXT_SLASH_HTML }, "404 Not Found."]
            else
              @app.call(env)
            end
          end