class Rake::Application

def init(app_name="rake", argv = ARGV)

Initialize the command line parameters and app name. 
def init(app_name="rake", argv = ARGV)
  standard_exception_handling do
    @name = app_name
    begin
      args = handle_options argv
    rescue ArgumentError
      # Backward compatibility for capistrano
      args = handle_options
    end
    load_debug_at_stop_feature
    collect_command_line_tasks(args)
  end
end