diff options
Diffstat (limited to 'lib/util.mli')
| -rw-r--r-- | lib/util.mli | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/util.mli b/lib/util.mli index d910e7e28..c54f5825c 100644 --- a/lib/util.mli +++ b/lib/util.mli @@ -137,3 +137,8 @@ val sym : ('a, 'b) eq -> ('b, 'a) eq val open_utf8_file_in : string -> in_channel (** Open an utf-8 encoded file and skip the byte-order mark if any. *) + +val set_temporary_memory : unit -> ('a -> 'a) * (unit -> 'a) +(** A trick which can typically be used to store on the fly the + computation of values in the "when" clause of a "match" then + retrieve the evaluated result in the r.h.s of the clause *) |