object
method argument_to_string : 'a -> string
method description : string list
method id : Flags.flag_id
method is_default : bool
method long_name : string
method opt_to_string : string list
method set : 'a -> unit
method set_opt : 'b -> unit
method short_name : string
method signature : string
method value : 'b
method value_to_string : 'b -> string
end