module Sinatra::Delegator

def self.delegate(*methods)

:nodoc:
at the top-level.
methods to be delegated to the Sinatra::Application class. Used primarily
Sinatra delegation mixin. Mixing this module into an object causes all 
def self.delegate(*methods)
  methods.each do |method_name|
    define_method(method_name) do |*args, &block|
      return super(*args, &block) if respond_to? method_name
      Delegator.target.send(method_name, *args, &block)
    end
    private method_name
  end
end