module Sinatra
module Sinatra::Delegator
module Sinatra::Helpers
module Sinatra::Templates
module Sinatra::Templates::ContentTyped
class Rack::Builder
class Sinatra::Application
class Sinatra::Base
class Sinatra::CommonLogger
class Sinatra::ExtendedRack
class Sinatra::Helpers::Stream
class Sinatra::NotFound
class Sinatra::Request
class Sinatra::Request::AcceptEntry
class Sinatra::Response
class Sinatra::ShowExceptions
class Sinatra::Wrapper
sinatra
1.4.5
# idempotent?
def idempotent? safe? or put? or delete? or link? or unlink? end