# File lib/rack/server.rb, line 168
168:     def self.middleware
169:       @middleware ||= begin
170:         m = Hash.new {|h,k| h[k] = []}
171:         m["deployment"].concat  [lambda {|server| server.server.name =~ /CGI/ ? nil : [Rack::CommonLogger, $stderr] }]
172:         m["development"].concat m["deployment"] + [[Rack::ShowExceptions], [Rack::Lint]]
173:         m
174:       end
175:     end