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(************************************************************************)
(* v * The Coq Proof Assistant / The Coq Development Team *)
(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2011 *)
(* \VV/ **************************************************************)
(* // * This file is distributed under the terms of the *)
(* * GNU Lesser General Public License Version 2.1 *)
(************************************************************************)
(*i $Id: sign.mli 14641 2011-11-06 11:59:10Z herbelin $ i*)
(*i*)
open Names
open Term
(*i*)
(*s Signatures of ordered named declarations *)
type named_context = named_declaration list
type section_context = named_context
val empty_named_context : named_context
val add_named_decl : named_declaration -> named_context -> named_context
val vars_of_named_context : named_context -> identifier list
val lookup_named : identifier -> named_context -> named_declaration
(* number of declarations *)
val named_context_length : named_context -> int
(*s Recurrence on [named_context]: older declarations processed first *)
val fold_named_context :
(named_declaration -> 'a -> 'a) -> named_context -> init:'a -> 'a
(* newer declarations first *)
val fold_named_context_reverse :
('a -> named_declaration -> 'a) -> init:'a -> named_context -> 'a
(*s Section-related auxiliary functions *)
val instance_from_named_context : named_context -> constr array
(*s Signatures of ordered optionally named variables, intended to be
accessed by de Bruijn indices *)
val push_named_to_rel_context : named_context -> rel_context -> rel_context
(*s Recurrence on [rel_context]: older declarations processed first *)
val fold_rel_context :
(rel_declaration -> 'a -> 'a) -> rel_context -> init:'a -> 'a
(* newer declarations first *)
val fold_rel_context_reverse :
('a -> rel_declaration -> 'a) -> init:'a -> rel_context -> 'a
(*s Map function of [rel_context] *)
val map_rel_context : (constr -> constr) -> rel_context -> rel_context
(*s Map function of [named_context] *)
val map_named_context : (constr -> constr) -> named_context -> named_context
(*s Map function of [rel_context] *)
val iter_rel_context : (constr -> unit) -> rel_context -> unit
(*s Map function of [named_context] *)
val iter_named_context : (constr -> unit) -> named_context -> unit
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