include Graphv_core_lib.Flags.S
- type t-  = int
- val no_flags : int
- val has : int -> flag:int -> bool
- val or_ : int -> int -> int
- val (lor) : int -> int -> int
- val remove : int -> flag:int -> int
- val optional : t
- val required : t
- type pattern-  = private 
- val to_pattern : t -> pattern