From: Enrico Tassi <enrico.tassi@inria.fr>
Date: Wed, 13 Feb 2008 13:01:15 +0000 (+0000)
Subject: added Local pragma, moved leftno and inductive into obj, added relevance attribute... 
X-Git-Tag: make_still_working~5612
X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=commitdiff_plain;h=660029554586f37c4150b138005656b7bd05e1fb;p=helm.git

added Local pragma, moved leftno and inductive into obj, added relevance attribute of parameters
---

diff --git a/helm/software/components/ng_kernel/nCic.ml b/helm/software/components/ng_kernel/nCic.ml
index 6691acd47..43f6c86d9 100644
--- a/helm/software/components/ng_kernel/nCic.ml
+++ b/helm/software/components/ng_kernel/nCic.ml
@@ -66,24 +66,27 @@ type substitution = (int * (string option * context * term * term)) list
 
 (******************************** OBJECTS **********************************)
 
-type inductiveFun = string * int * term * term 
+type relevance = bool list (* relevance of arguments for conversion *)
+
+type inductiveFun = relevance * string * int * term * term 
   (* if coinductive, the int has no meaning and must be set to -1 *)
 
-type constructor = string * term  (* id, type *)
+type constructor = relevance * string * term  (* id, type *)
 
 type inductiveType = 
- string * bool * term * int * (* typename, inductive, arity, leftno *)
- constructor list             (* constructors                       *)
+ relevance * string * term * constructor list    
+ (* relevance, typename, arity, constructors *)
 
 type def_flavour = (* presentational *)
-  [ `Definition | `Fact | `Lemma | `Remark | `Theorem | `Corollary ]
+  [ `Definition | `Fact | `Lemma | `Theorem | `Corollary | `Example ]
 
 type def_pragma = (* pragmatic of the object *)
   [ `Coercion of int
   | `Elim of sort       (* elimination principle; universe is not relevant *)
   | `Projection         (* record projection *)
   | `InversionPrinciple (* inversion principle *)
-  | `Variant ]
+  | `Variant 
+  | `Local ] (* Local = hidden technicality *)
  
 type ind_pragma = (* pragmatic of the object *)
   [ `Record of (string * bool * int) list ]
@@ -98,7 +101,8 @@ type i_attr = generated * ind_pragma
 
  (* invariant: metasenv and substitution have disjoint domains *)
 type obj =
- | Constant  of NUri.uri * metasenv * substitution * string * term option * term * c_attr
+ | Constant  of NUri.uri * metasenv * substitution * relevance * string * term option * term * c_attr
  | Fixpoint  of NUri.uri * metasenv * substitution * bool * inductiveFun list * f_attr
- | Inductive of NUri.uri * metasenv * substitution * inductiveType list * i_attr
+ | Inductive of NUri.uri * metasenv * substitution * bool * int * inductiveType list * i_attr
+                (* uri, menv, subst, (co)inductive, leftno, types *)