* http://helm.cs.unibo.it/
*)
-exception AssertFailure of string
exception MetaSubstFailure of string
+exception Uncertain of string
+exception AssertFailure of string
(* The entry (i,t) in a substitution means that *)
(* (META i) have been instantiated with t. *)
type substitution = (int * Cic.term) list
-val delift :
- int -> substitution -> Cic.context -> Cic.metasenv ->
- (Cic.term option) list -> Cic.term ->
- Cic.term * Cic.metasenv * substitution
-
(* apply_subst subst t *)
(* applies the substitution [subst] to [t] *)
(* [subst] must be already unwinded *)
val apply_subst_context : substitution -> Cic.context -> Cic.context
val apply_subst_metasenv: substitution -> Cic.metasenv -> Cic.metasenv
+(* {2 Kernel wrappers}
+ * From now on we recreate a kernel abstraction where substitutions are part of
+ * the calculus *)
+
+val lift : substitution -> int -> Cic.term -> Cic.term
+val subst: substitution -> Cic.term -> Cic.term -> Cic.term
+val whd: substitution -> Cic.context -> Cic.term -> Cic.term
+val are_convertible: substitution -> Cic.context -> Cic.term -> Cic.term -> bool
+
+val type_of_aux':
+ Cic.metasenv -> substitution -> Cic.context -> Cic.term -> Cic.term
+
+val tempi_type_of_aux : float ref
+val tempi_type_of_aux_subst : float ref
+
+(*** delifting ***)
+
+val delift :
+ int -> substitution -> Cic.context -> Cic.metasenv ->
+ (Cic.term option) list -> Cic.term ->
+ Cic.term * Cic.metasenv * substitution
+
(** {2 Pretty printers} *)
val ppsubst: substitution -> string
val fppterm: Format.formatter -> Cic.term -> unit
val fppmetasenv: Format.formatter -> Cic.metasenv -> unit
-(* {2 Kernel wrappers}
- * From now on we recreate a kernel abstraction where substitutions are part of
- * the calculus *)
-
-val lift : substitution -> int -> Cic.term -> Cic.term
-val subst: substitution -> Cic.term -> Cic.term -> Cic.term
-val whd: substitution -> Cic.context -> Cic.term -> Cic.term
-val are_convertible: substitution -> Cic.context -> Cic.term -> Cic.term -> bool
-
-val type_of_aux':
- Cic.metasenv -> substitution -> Cic.context -> Cic.term -> Cic.term
-