Module `Core.Group`

Manipulate matching groups.

type t = groups: Information about groups in a match.

val get : t -> int -> string: Raise Not_found if the group did not match

val offset : t -> int -> int * int: Raise Not_found if the group did not match

val start : t -> int -> int: Return the start of the match. Raise Not_found if the group did not match.

val stop : t -> int -> int: Return the end of the match. Raise Not_found if the group did not match.

val all : t -> string array: Return the empty string for each group which did not match

val all_offset : t -> (int * int) array: Return (-1,-1) for each group which did not match

val test : t -> int -> bool: Test whether a group matched

val nb_groups : t -> int: Returns the total number of groups defined - matched or not. This function is experimental.

val pp : Stdlib.Format.formatter -> t -> unit