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(************************************************************************)
(* v * The Coq Proof Assistant / The Coq Development Team *)
(* <O___,, * CNRS-Ecole Polytechnique-INRIA Futurs-Universite Paris Sud *)
(* \VV/ **************************************************************)
(* // * This file is distributed under the terms of the *)
(* * GNU Lesser General Public License Version 2.1 *)
(************************************************************************)
(*i $Id$ i*)
(*i*)
open Pp
open Names
open Term
open Sign
open Environ
open Type_errors
(*i*)
(* This module provides functions to explain the various typing errors.
It is parameterized by a function to pretty-print a term in a given
context. *)
module type Printer = sig
val pr_term : path_kind -> env -> constr -> std_ppcmds
end
(*s The result is a module which provides a function [explain_type_error]
to explain a type error for a given kind in a given env, which are
usually the three arguments carried by the exception [TypeError]
(see \refsec{typeerrors}). *)
module Make (P : Printer) : sig
val explain_type_error : path_kind -> env -> type_error -> std_ppcmds
val pr_ne_ctx : std_ppcmds -> path_kind -> env -> std_ppcmds
val explain_unbound_rel : path_kind -> env -> int -> std_ppcmds
val explain_not_type : path_kind -> env -> constr -> std_ppcmds
val explain_bad_assumption : path_kind -> env -> constr -> std_ppcmds
val explain_reference_variables : identifier -> std_ppcmds
val explain_elim_arity :
path_kind -> env -> constr -> constr list -> constr
-> unsafe_judgment -> (constr * constr * string) option -> std_ppcmds
val explain_case_not_inductive :
path_kind -> env -> unsafe_judgment -> std_ppcmds
val explain_number_branches :
path_kind -> env -> unsafe_judgment -> int -> std_ppcmds
val explain_ill_formed_branch :
path_kind -> env -> constr -> int -> constr -> constr -> std_ppcmds
val explain_generalization :
path_kind -> env -> name * types -> constr -> std_ppcmds
val explain_actual_type :
path_kind -> env -> constr -> constr -> constr -> std_ppcmds
val explain_ill_formed_rec_body :
path_kind -> env -> guard_error ->
name array -> int -> constr array -> std_ppcmds
val explain_ill_typed_rec_body :
path_kind -> env -> int -> name list -> unsafe_judgment array
-> types array -> std_ppcmds
end
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