- abstraction

 - univers fonctionnels
 - erreurs de typage maintenant sous forme d'exception,
   déclarées dans Type_errors


git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@24 85f007b7-540e-0410-9357-904b9bb8a0f7

1 files changed, 71 insertions, 0 deletions

diff --git a/kernel/type_errors.mli b/kernel/type_errors.mli
new file mode 100644
index 0000000000..cec8b78184
--- /dev/null
+++ b/kernel/type_errors.mli
@@ -0,0 +1,71 @@
+
+(* $Id$ *)
+
+open Pp
+open Names
+open Term
+open Sign
+open Environ
+
+(* Type errors. *)
+
+type type_error =
+  | UnboundRel of int
+  | CantExecute of constr
+  | NotAType of constr
+  | BadAssumption of constr
+  | ReferenceVariables of identifier
+  | ElimArity of constr * constr list * constr * constr * constr
+      * (constr * constr * string) option
+  | CaseNotInductive of constr * constr
+  | NumberBranches of constr * constr * int
+  | IllFormedBranch of constr * int * constr * constr
+  | Generalization of (name * typed_type) * constr
+  | ActualType of unsafe_judgment * unsafe_judgment
+  | CantAply of string * unsafe_judgment * unsafe_judgment list
+  | IllFormedRecBody of std_ppcmds * name list * int * constr array
+  | IllTypedRecBody of int * name list * unsafe_judgment array 
+      * typed_type array
+
+exception TypeError of path_kind * environment * type_error
+
+val error_unbound_rel : path_kind -> 'a unsafe_env -> int -> 'b
+
+val error_cant_execute : path_kind -> 'a unsafe_env -> constr -> 'b
+
+val error_not_type : path_kind -> 'a unsafe_env -> constr -> 'b
+
+val error_assumption : path_kind -> 'a unsafe_env -> constr -> 'b
+ 
+val error_reference_variables : path_kind -> 'a unsafe_env -> identifier -> 'b
+
+val error_elim_arity : 
+  path_kind -> 'a unsafe_env -> constr -> constr list -> constr 
+    -> constr -> constr -> (constr * constr * string) option -> 'b
+
+val error_case_not_inductive : 
+  path_kind -> 'a unsafe_env -> constr -> constr -> 'b
+
+val error_number_branches : 
+  path_kind -> 'a unsafe_env -> constr -> constr -> int -> 'b
+
+val error_ill_formed_branch :
+  path_kind -> 'a unsafe_env -> constr -> int -> constr -> constr -> 'b
+
+val error_generalization :
+  path_kind -> 'a unsafe_env -> name * typed_type -> constr -> 'b
+
+val error_actual_type :
+  path_kind -> 'a unsafe_env -> unsafe_judgment -> unsafe_judgment -> 'b
+
+val error_cant_apply : 
+  path_kind -> 'a unsafe_env -> string -> unsafe_judgment 
+    -> unsafe_judgment list -> 'b
+
+val error_ill_formed_rec_body :
+  path_kind -> 'a unsafe_env -> std_ppcmds
+    -> name list -> int -> constr array -> 'b
+
+val error_ill_typed_rec_body  :
+  path_kind -> 'a unsafe_env -> int -> name list -> unsafe_judgment array 
+    -> typed_type array -> 'b