val return : 'a -> ('a, _) t
val ok : 'a -> ('a, _) t
val is_ok : (_, _) t -> bool
val is_error : (_, _) t -> bool
val iter : ('a, _) t -> f:('a -> unit) -> unit
val ok_exn : ('a, exn) t -> 'a
val try_with : (unit -> 'a) -> ('a, exn) t
val hash : ('a -> int) -> ('b -> int) -> ('a, 'b) t -> int
module O : sig ... end
val to_option : ('a, 'error) t -> 'a option
val to_dyn : 'a Dyn.Encoder.t -> 'error Dyn.Encoder.t -> ('a, 'error) t Dyn.Encoder.t
val errorf : ('a, unit, string, (_, string) t) Stdlib.format4 -> 'a
Produce Error <message>
type ('a, 'error) result = ('a, 'error) t
For compatibility with some other code
module List : sig ... end
module Option : sig ... end