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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 Util
open Names
open Term
open Mod_subst
(*i*)
(*s Global reference is a kernel side type for all references together *)
type global_reference =
| VarRef of variable
| ConstRef of constant
| IndRef of inductive
| ConstructRef of constructor
val isVarRef : global_reference -> bool
val subst_global : substitution -> global_reference -> global_reference * constr
(* Turn a global reference into a construction *)
val constr_of_global : global_reference -> constr
(* Turn a construction denoting a global reference into a global reference;
raise [Not_found] if not a global reference *)
val global_of_constr : constr -> global_reference
(* Obsolete synonyms for constr_of_global and global_of_constr *)
val constr_of_reference : global_reference -> constr
val reference_of_constr : constr -> global_reference
module Refset : Set.S with type elt = global_reference
module Refmap : Map.S with type key = global_reference
(*s Dirpaths *)
val pr_dirpath : dir_path -> Pp.std_ppcmds
val dirpath_of_string : string -> dir_path
(* Give the immediate prefix of a [dir_path] *)
val dirpath_prefix : dir_path -> dir_path
(* Give the immediate prefix and basename of a [dir_path] *)
val split_dirpath : dir_path -> dir_path * identifier
val extend_dirpath : dir_path -> module_ident -> dir_path
val add_dirpath_prefix : module_ident -> dir_path -> dir_path
val chop_dirpath : int -> dir_path -> dir_path * dir_path
val drop_dirpath_prefix : dir_path -> dir_path -> dir_path
val extract_dirpath_prefix : int -> dir_path -> dir_path
val is_dirpath_prefix_of : dir_path -> dir_path -> bool
module Dirset : Set.S with type elt = dir_path
module Dirmap : Map.S with type key = dir_path
(*s Section paths are {\em absolute} names *)
type section_path
(* Constructors of [section_path] *)
val make_path : dir_path -> identifier -> section_path
(* Destructors of [section_path] *)
val repr_path : section_path -> dir_path * identifier
val dirpath : section_path -> dir_path
val basename : section_path -> identifier
(* Parsing and printing of section path as ["coq_root.module.id"] *)
val path_of_string : string -> section_path
val string_of_path : section_path -> string
val pr_sp : section_path -> std_ppcmds
module Sppred : Predicate.S with type elt = section_path
module Spmap : Map.S with type key = section_path
val restrict_path : int -> section_path -> section_path
type extended_global_reference =
| TrueGlobal of global_reference
| SyntacticDef of kernel_name
(*s Temporary function to brutally form kernel names from section paths *)
val encode_kn : dir_path -> identifier -> kernel_name
val decode_kn : kernel_name -> dir_path * identifier
val encode_con : dir_path -> identifier -> constant
val decode_con : constant -> dir_path * identifier
(*s A [qualid] is a partially qualified ident; it includes fully
qualified names (= absolute names) and all intermediate partial
qualifications of absolute names, including single identifiers *)
type qualid
val make_qualid : dir_path -> identifier -> qualid
val repr_qualid : qualid -> dir_path * identifier
val string_of_qualid : qualid -> string
val pr_qualid : qualid -> std_ppcmds
val qualid_of_string : string -> qualid
(* Turns an absolute name into a qualified name denoting the same name *)
val qualid_of_sp : section_path -> qualid
val qualid_of_dirpath : dir_path -> qualid
val make_short_qualid : identifier -> qualid
(* Both names are passed to objects: a "semantic" [kernel_name], which
can be substituted and a "syntactic" [section_path] which can be printed
*)
type object_name = section_path * kernel_name
type object_prefix = dir_path * (module_path * dir_path)
val make_oname : object_prefix -> identifier -> object_name
(* to this type are mapped [dir_path]'s in the nametab *)
type global_dir_reference =
| DirOpenModule of object_prefix
| DirOpenModtype of object_prefix
| DirOpenSection of object_prefix
| DirModule of object_prefix
| DirClosedSection of dir_path
(* this won't last long I hope! *)
type reference =
| Qualid of qualid located
| Ident of identifier located
val qualid_of_reference : reference -> qualid located
val string_of_reference : reference -> string
val pr_reference : reference -> std_ppcmds
val loc_of_reference : reference -> loc
(* popping one level of section in global names *)
val pop_con : constant -> constant
val pop_kn : kernel_name -> kernel_name
val pop_global_reference : global_reference -> global_reference
|
