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[Caml-list] Legality of using module types from .mli in .ml
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Thorsten Ohl
-
Julien Signoles
- Thorsten Ohl
-
Julien Signoles
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Date: | 2003-01-15 (17:50) |
From: | Thorsten Ohl <ohl@p...> |
Subject: | [Caml-list] Re: Legality of using module types from .mli in .ml |
Julien Signoles <Julien.Signoles@lri.fr> writes: > The previous example doesn't break my defunctorizer : > > $ ocamldefun --version > 1.02 > $ ocamldefun a.mli a.ml > $ cat a.ml > module type T = A.T > module M = struct let n = 42 end > > That's ok (normal because a.mli is still in the ocamldefun environment > when a.ml is defunctorized)... The O'Caml compiler will later not be able to resolve A.T if you use the `-d' option: ohl@wptx47:~misc$ ocamldefun -v 1.02 ohl@wptx47:~misc$ cat a.mli module type T = sig val n : int end module M : T ohl@wptx47:~misc$ cat a.ml module type T = A.T module M : T = struct let n = 42 end ohl@wptx47:~misc$ ocamldefun -d defun a.mli a.ml ohl@wptx47:~misc$ cd defun/ ohl@wptx47:~defun$ ls a.cmd a.ml ohl@wptx47:~defun$ cat a.ml module type T = A.T module M = struct let n = 42 end ohl@wptx47:~defun$ ocamlopt a.ml File "a.ml", line 1, characters 16-19: Unbound module type A.T I could ignore appendix B of the manual and create a a.cmi: ohl@wptx47:~defun$ cp ../a.mli . ohl@wptx47:~defun$ ocamlc a.mli ohl@wptx47:~defun$ ocamlopt a.ml but I'm not supposed to do that, am I? BTW: given the (currently) uncertain semantics, I have started to remove the construct from my applications. -- Thorsten Ohl, Physics Dept., Wuerzburg Univ. -- ohl@physik.uni-wuerzburg.de http://theorie.physik.uni-wuerzburg.de/~ohl/ [<=== PGP public key here] ------------------- To unsubscribe, mail caml-list-request@inria.fr Archives: http://caml.inria.fr Bug reports: http://caml.inria.fr/bin/caml-bugs FAQ: http://caml.inria.fr/FAQ/ Beginner's list: http://groups.yahoo.com/group/ocaml_beginners