diff options
Diffstat (limited to 'lib/exninfo.mli')
| -rw-r--r-- | lib/exninfo.mli | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/lib/exninfo.mli b/lib/exninfo.mli index 844ff0f96..c960ac7c0 100644 --- a/lib/exninfo.mli +++ b/lib/exninfo.mli @@ -11,20 +11,29 @@ 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 add : exn -> 'a t -> 'a -> exn +val null : info +(** No information *) + +val add : info -> 'a t -> 'a -> info (** Add information to an exception. *) -val get : exn -> 'a t -> 'a option +val get : info -> 'a t -> 'a option (** Get information worn by an exception. Returns [None] if undefined. *) -(* val remove : exn -> 'a t -> exn *) -(** TODO: Remove a given piece of information. *) +val info : exn -> info +(** Retrieve the information of the last exception raised. *) -val clear : exn -> exn -(** Remove any information. *) +val iraise : iexn -> 'a +(** Raise the given enriched exception. *) -val copy : exn -> exn -> exn -(** [copy src dst] adds the additional info from [src] to [dst]. *) +val raise : ?info:info -> exn -> 'a +(** Raise the given exception with additional information. *) |