diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/util.ml | 6 | ||||
| -rw-r--r-- | lib/util.mli | 6 |
2 files changed, 12 insertions, 0 deletions
diff --git a/lib/util.ml b/lib/util.ml index 4d86f04f51..117eeef1fe 100644 --- a/lib/util.ml +++ b/lib/util.ml @@ -31,6 +31,12 @@ let user_err_loc (loc,s,strm) = Stdpp.raise_with_loc loc (UserError (s,strm)) let invalid_arg_loc (loc,s) = Stdpp.raise_with_loc loc (Invalid_argument s) let join_loc (deb1,_) (_,fin2) = (deb1,fin2) +(* Projections from triplets *) + +let pi1 (a,_,_) = a +let pi2 (_,a,_) = a +let pi3 (_,_,a) = a + (* Characters *) let is_letter c = diff --git a/lib/util.mli b/lib/util.mli index 85c828abf5..23791fecb3 100644 --- a/lib/util.mli +++ b/lib/util.mli @@ -41,6 +41,12 @@ val user_err_loc : loc * string * std_ppcmds -> 'a val invalid_arg_loc : loc * string -> 'a val join_loc : loc -> loc -> loc +(*s Projections from triplets *) + +val pi1 : 'a * 'b * 'c -> 'a +val pi2 : 'a * 'b * 'c -> 'b +val pi3 : 'a * 'b * 'c -> 'c + (*s Chars. *) val is_letter : char -> bool |