Module `Exninfo`

Additional information worn by exceptions.

type 'a t: Information containing a given type.

type info: All information

type iexn = exn * info: Information-wearing exceptions

val make : unit -> 'a t: Create a new piece of information.

val null : info: No information

val add : info -> 'a t -> 'a -> info: Add information to an exception.

val get : info -> 'a t -> 'a option: Get information worn by an exception. Returns None if undefined.

val info : exn -> info: Retrieve the information of the last exception raised.

val iraise : iexn -> 'a: Raise the given enriched exception.

val raise : ?⁠info:info -> exn -> 'a: Raise the given exception with additional information.