diff options
author | Enrico Tassi <gareuselesinge@debian.org> | 2015-01-25 14:42:51 +0100 |
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committer | Enrico Tassi <gareuselesinge@debian.org> | 2015-01-25 14:42:51 +0100 |
commit | 7cfc4e5146be5666419451bdd516f1f3f264d24a (patch) | |
tree | e4197645da03dc3c7cc84e434cc31d0a0cca7056 /lib/exninfo.mli | |
parent | 420f78b2caeaaddc6fe484565b2d0e49c66888e5 (diff) |
Imported Upstream version 8.5~beta1+dfsg
Diffstat (limited to 'lib/exninfo.mli')
-rw-r--r-- | lib/exninfo.mli | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/lib/exninfo.mli b/lib/exninfo.mli new file mode 100644 index 00000000..c960ac7c --- /dev/null +++ b/lib/exninfo.mli @@ -0,0 +1,39 @@ +(***********************************************************************) +(* v * The Coq Proof Assistant / The Coq Development Team *) +(* <O___,, * INRIA-Rocquencourt & LRI-CNRS-Orsay *) +(* \VV/ *************************************************************) +(* // * This file is distributed under the terms of the *) +(* * GNU Lesser General Public License Version 2.1 *) +(***********************************************************************) + +(** 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. *) |