functor
(S : sig
type t
type character
val empty : Sosa.t
val is_whitespace : Sosa.character -> bool
val length : Sosa.t -> int
val find :
?from:int ->
?length:int -> Sosa.t -> f:(Sosa.character -> bool) -> int option
val find_reverse :
?from:int ->
?length:int -> Sosa.t -> f:(Sosa.character -> bool) -> int option
val sub_exn : Sosa.t -> index:int -> length:int -> Sosa.t
end) ->
sig
val strip :
?on:[< `Both | `Left | `Right > `Both ] ->
?whitespace:(S.character -> bool) -> S.t -> S.t
end