248 lines
8.7 KiB
OCaml
248 lines
8.7 KiB
OCaml
(***********************************************************************)
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(* *)
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(* OCamldoc *)
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(* *)
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(* Maxence Guesdon, projet Cristal, INRIA Rocquencourt *)
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(* *)
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(* Copyright 2001 Institut National de Recherche en Informatique et *)
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(* en Automatique. All rights reserved. This file is distributed *)
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(* under the terms of the Q Public License version 1.0. *)
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(* *)
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(***********************************************************************)
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(** Environment for finding complete names from relative names. *)
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let print_DEBUG s = print_string s ; print_newline ();;
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module Name = Odoc_name
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(** relative name * complete name *)
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type env_element = Name.t * Name.t
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type env = {
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env_values : env_element list ;
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env_types : env_element list ;
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env_class_types : env_element list ;
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env_classes : env_element list ;
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env_modules : env_element list ;
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env_module_types : env_element list ;
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env_extensions : env_element list ;
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}
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let empty = {
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env_values = [] ;
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env_types = [] ;
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env_class_types = [] ;
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env_classes = [] ;
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env_modules = [] ;
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env_module_types = [] ;
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env_extensions = [] ;
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}
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(** Add a signature to an environment. *)
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let rec add_signature env root ?rel signat =
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let qualify id = Name.concat root (Name.from_ident id) in
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let rel_name id =
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let n = Name.from_ident id in
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match rel with
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None -> n
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| Some r -> Name.concat r n
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in
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let f env item =
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match item with
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Types.Sig_value (ident, _) -> { env with env_values = (rel_name ident, qualify ident) :: env.env_values }
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| Types.Sig_type (ident,_,_) -> { env with env_types = (rel_name ident, qualify ident) :: env.env_types }
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| Types.Sig_typext (ident, _, _) -> { env with env_extensions = (rel_name ident, qualify ident) :: env.env_extensions }
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| Types.Sig_module (ident, md, _) ->
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let env2 =
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match md.Types.md_type with (* FIXME: we don't have signature for identifiers *)
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Types.Mty_signature s -> add_signature env (qualify ident) ~rel: (rel_name ident) s
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| _ -> env
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in
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{ env2 with env_modules = (rel_name ident, qualify ident) :: env2.env_modules }
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| Types.Sig_modtype (ident, modtype_decl) ->
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let env2 =
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match modtype_decl.Types.mtd_type with
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None ->
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env
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| Some modtype ->
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match modtype with
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(* FIXME: we don't have signature for identifiers *)
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Types.Mty_signature s -> add_signature env (qualify ident) ~rel: (rel_name ident) s
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| _ -> env
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in
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{ env2 with env_module_types = (rel_name ident, qualify ident) :: env2.env_module_types }
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| Types.Sig_class (ident, _, _) -> { env with env_classes = (rel_name ident, qualify ident) :: env.env_classes }
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| Types.Sig_class_type (ident, _, _) -> { env with env_class_types = (rel_name ident, qualify ident) :: env.env_class_types }
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in
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List.fold_left f env signat
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let add_extension env full_name =
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let simple_name = Name.simple full_name in
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{ env with env_extensions = (simple_name, full_name) :: env.env_extensions }
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let add_type env full_name =
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let simple_name = Name.simple full_name in
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{ env with env_types = (simple_name, full_name) :: env.env_types }
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let add_value env full_name =
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let simple_name = Name.simple full_name in
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{ env with env_values = (simple_name, full_name) :: env.env_values }
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let add_module env full_name =
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let simple_name = Name.simple full_name in
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{ env with env_modules = (simple_name, full_name) :: env.env_modules }
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let add_module_type env full_name =
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let simple_name = Name.simple full_name in
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{ env with env_module_types = (simple_name, full_name) :: env.env_module_types }
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let add_class env full_name =
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let simple_name = Name.simple full_name in
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{ env with
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env_classes = (simple_name, full_name) :: env.env_classes ;
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(* we also add a type 'cause the class name may appear as a type *)
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env_types = (simple_name, full_name) :: env.env_types
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}
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let add_class_type env full_name =
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let simple_name = Name.simple full_name in
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{ env with
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env_class_types = (simple_name, full_name) :: env.env_class_types ;
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(* we also add a type 'cause the class type name may appear as a type *)
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env_types = (simple_name, full_name) :: env.env_types
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}
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let full_module_name env n =
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try List.assoc n env.env_modules
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with Not_found ->
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print_DEBUG ("Module "^n^" not found with env=");
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List.iter (fun (sn, fn) -> print_DEBUG ("("^sn^", "^fn^")")) env.env_modules;
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n
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let full_module_type_name env n =
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try List.assoc n env.env_module_types
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with Not_found ->
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print_DEBUG ("Module "^n^" not found with env=");
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List.iter (fun (sn, fn) -> print_DEBUG ("("^sn^", "^fn^")")) env.env_modules;
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n
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let full_module_or_module_type_name env n =
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try List.assoc n env.env_modules
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with Not_found -> full_module_type_name env n
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let full_type_name env n =
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try
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let full = List.assoc n env.env_types in
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(** print_string ("type "^n^" is "^full);
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print_newline ();*)
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full
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with Not_found ->
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(** print_string ("type "^n^" not found");
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print_newline ();*)
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n
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let full_value_name env n =
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try List.assoc n env.env_values
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with Not_found -> n
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let full_extension_constructor_name env n =
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try List.assoc n env.env_extensions
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with Not_found ->
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print_DEBUG ("Extension "^n^" not found with env=");
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List.iter (fun (sn, fn) -> print_DEBUG ("("^sn^", "^fn^")")) env.env_extensions;
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n
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let full_class_name env n =
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try List.assoc n env.env_classes
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with Not_found ->
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print_DEBUG ("Class "^n^" not found with env=");
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List.iter (fun (sn, fn) -> print_DEBUG ("("^sn^", "^fn^")")) env.env_classes;
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n
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let full_class_type_name env n =
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try List.assoc n env.env_class_types
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with Not_found ->
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print_DEBUG ("Class type "^n^" not found with env=");
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List.iter (fun (sn, fn) -> print_DEBUG ("("^sn^", "^fn^")")) env.env_class_types;
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n
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let full_class_or_class_type_name env n =
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try List.assoc n env.env_classes
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with Not_found -> full_class_type_name env n
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let print_env_types env =
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List.iter (fun (s1,s2) -> Printf.printf "%s = %s\n" s1 s2) env.env_types
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let subst_type env t =
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(*
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print_string "Odoc_env.subst_type\n";
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print_env_types env ;
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print_newline ();
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*)
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Printtyp.mark_loops t;
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let deja_vu = ref [] in
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let rec iter t =
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if List.memq t !deja_vu then () else begin
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deja_vu := t :: !deja_vu;
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Btype.iter_type_expr iter t;
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match t.Types.desc with
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| Types.Tconstr (p, [ty], a) when Path.same p Predef.path_option ->
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()
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| Types.Tconstr (p, l, a) ->
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let new_p =
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Odoc_name.to_path (full_type_name env (Odoc_name.from_path p)) in
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t.Types.desc <- Types.Tconstr (new_p, l, a)
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| Types.Tpackage (p, n, l) ->
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let new_p =
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Odoc_name.to_path (full_module_type_name env (Odoc_name.from_path p)) in
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t.Types.desc <- Types.Tpackage (new_p, n, l)
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| Types.Tobject (_, ({contents=Some(p,tyl)} as r)) ->
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let new_p =
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Odoc_name.to_path (full_type_name env (Odoc_name.from_path p)) in
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r := Some (new_p, tyl)
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| Types.Tvariant ({Types.row_name=Some(p, tyl)} as row) ->
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let new_p =
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Odoc_name.to_path (full_type_name env (Odoc_name.from_path p)) in
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t.Types.desc <-
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Types.Tvariant {row with Types.row_name=Some(new_p, tyl)}
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| _ ->
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()
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end
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in
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iter t;
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t
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let subst_module_type env t =
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let rec iter t =
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match t with
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Types.Mty_ident p ->
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let new_p = Odoc_name.to_path (full_module_type_name env (Odoc_name.from_path p)) in
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Types.Mty_ident new_p
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| Types.Mty_alias _
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| Types.Mty_signature _ ->
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t
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| Types.Mty_functor (id, mt1, mt2) ->
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Types.Mty_functor (id, Misc.may_map iter mt1, iter mt2)
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in
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iter t
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let subst_class_type env t =
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let rec iter t =
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match t with
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Types.Cty_constr (p,texp_list,ct) ->
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let new_p = Odoc_name.to_path (full_type_name env (Odoc_name.from_path p)) in
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let new_texp_list = List.map (subst_type env) texp_list in
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let new_ct = iter ct in
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Types.Cty_constr (new_p, new_texp_list, new_ct)
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| Types.Cty_signature cs ->
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(* we don't handle vals and methods *)
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t
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| Types.Cty_arrow (l, texp, ct) ->
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let new_texp = subst_type env texp in
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let new_ct = iter ct in
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Types.Cty_arrow (l, new_texp, new_ct)
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in
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iter t
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