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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 /interp/genintern.ml | |
parent | 420f78b2caeaaddc6fe484565b2d0e49c66888e5 (diff) |
Imported Upstream version 8.5~beta1+dfsg
Diffstat (limited to 'interp/genintern.ml')
-rw-r--r-- | interp/genintern.ml | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/interp/genintern.ml b/interp/genintern.ml new file mode 100644 index 00000000..c78b13a8 --- /dev/null +++ b/interp/genintern.ml @@ -0,0 +1,57 @@ +(************************************************************************) +(* v * The Coq Proof Assistant / The Coq Development Team *) +(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2015 *) +(* \VV/ **************************************************************) +(* // * This file is distributed under the terms of the *) +(* * GNU Lesser General Public License Version 2.1 *) +(************************************************************************) + +open Names +open Mod_subst +open Genarg + +type glob_sign = { + ltacvars : Id.Set.t; + ltacrecvars : Nametab.ltac_constant Id.Map.t; + genv : Environ.env } + +type ('raw, 'glb) intern_fun = glob_sign -> 'raw -> glob_sign * 'glb +type 'glb subst_fun = substitution -> 'glb -> 'glb + +module InternObj = +struct + type ('raw, 'glb, 'top) obj = ('raw, 'glb) intern_fun + let name = "intern" + let default _ = None +end + +module SubstObj = +struct + type ('raw, 'glb, 'top) obj = 'glb subst_fun + let name = "subst" + let default _ = None +end + +module Intern = Register (InternObj) +module Subst = Register (SubstObj) + +let intern = Intern.obj +let register_intern0 = Intern.register0 + +let generic_intern ist v = + let unpacker wit v = + let (ist, v) = intern wit ist (raw v) in + (ist, in_gen (glbwit wit) v) + in + unpack { unpacker; } v + +(** Substitution functions *) + +let substitute = Subst.obj +let register_subst0 = Subst.register0 + +let generic_substitute subs v = + let unpacker wit v = in_gen (glbwit wit) (substitute wit subs (glb v)) in + unpack { unpacker; } v + +let () = Hook.set Detyping.subst_genarg_hook generic_substitute |