package hamt

  1. Overview
  2. Docs

Module Make.ExceptionLess

Operations without exceptions.

These functions do not raise Not_found if they do not find a relevant binding. In this case, they use the option type to return None as this binding, and if their results contains a Hamt, it is left unmodified.

val extract : key -> 'a t -> 'a option * 'a t
val update : key -> ('a -> 'a option) -> 'a t -> 'a t
val modify : key -> ('a -> 'a) -> 'a t -> 'a t
val find : key -> 'a t -> 'a option
val choose : 'a t -> (key * 'a) option