ocaml/ocamldoc/odoc_texi.ml

1313 lines
45 KiB
OCaml

(**************************************************************************)
(* *)
(* OCaml *)
(* *)
(* Olivier Andrieu, base sur du code de Maxence Guesdon *)
(* *)
(* Copyright 2001 Institut National de Recherche en Informatique et *)
(* en Automatique. *)
(* *)
(* All rights reserved. This file is distributed under the terms of *)
(* the GNU Lesser General Public License version 2.1, with the *)
(* special exception on linking described in the file LICENSE. *)
(* *)
(**************************************************************************)
(** Generation of Texinfo documentation. *)
open Odoc_info
open Value
open Type
open Extension
open Exception
open Class
open Module
let esc_8bits = ref false
let info_section = ref "OCaml"
let info_entry = ref []
(** {1 Some small helper functions} *)
let puts_nl chan s =
output_string chan s ;
output_char chan '\n'
let puts chan s =
output_string chan s
let nl chan =
output_char chan '\n'
let is = function
| None -> false
| Some _ -> true
let pad_to n s =
let len = String.length s in
if len < n then s ^ String.make (n - len) ' ' else s
let indent nb_sp s =
let c = ref 0 in
let len = pred (String.length s) in
for i = 0 to len do if s.[i] = '\n' then incr c done ;
let s' = Bytes.make (succ len + (succ !c) * nb_sp ) ' ' in
c := nb_sp ;
for i = 0 to len do
Bytes.set s' !c s.[i] ;
if s.[i] = '\n' then c := !c + nb_sp ;
incr c
done ;
Bytes.to_string s'
type subparts = [
| `Module of Odoc_info.Module.t_module
| `Module_type of Odoc_info.Module.t_module_type
| `Class of Odoc_info.Class.t_class
| `Class_type of Odoc_info.Class.t_class_type
]
type menu_data = [
| subparts
| `Blank
| `Comment of string
| `Texi of string
| `Index of string
] list
let nothing = Verbatim ""
let module_subparts =
let rec iter acc = function
| [] -> List.rev acc
(* skip aliases *)
| Element_module { m_kind = Module_alias _ } :: n ->
iter acc n
| Element_module_type { mt_kind = Some (Module_type_alias _) } :: n ->
iter acc n
(* keep modules, module types, classes and class types *)
| Element_module m :: n ->
iter (`Module m :: acc) n
| Element_module_type mt :: n ->
iter (`Module_type mt :: acc) n
| Element_class c :: n ->
iter (`Class c :: acc) n
| Element_class_type ct :: n ->
iter (`Class_type ct :: acc) n
(* forget the rest *)
| _ :: n -> iter acc n
in
iter []
type indices = [
| `Type
| `Extension
| `Exception
| `Value
| `Class_att
| `Method
| `Class
| `Class_type
| `Module
| `Module_type
]
let indices = function
| `Type -> "ty"
| `Extension -> "xt"
| `Exception -> "ex"
| `Value -> "va"
| `Class_att -> "ca"
| `Method -> "me"
| `Class -> "cl"
| `Class_type -> "ct"
| `Module -> "mo"
| `Module_type -> "mt"
let indices_names = [
"Types" , "ty" ;
"Extensions" , "xt" ;
"Exceptions" , "ex" ;
"Values" , "va" ;
"Class attributes", "ca" ;
"Methods" , "me" ;
"Classes" , "cl" ;
"Class types" , "ct" ;
"Modules" , "mo" ;
"Module types" , "mt" ; ]
(** Module for generating various Texinfo things (menus, xrefs, ...) *)
module Texi =
struct
(** Associations of strings to substitute in Texinfo code. *)
let subst_strings = [
(Str.regexp "@", "@@") ;
(Str.regexp "{", "@{") ;
(Str.regexp "}", "@}") ;
(Str.regexp "\\.\\.\\.", "@dots{}") ;
] @
(if !esc_8bits
then [
(Str.regexp "\xE0", "@`a") ;
(Str.regexp "\xE2", "@^a") ;
(Str.regexp "\xE9", "@'e") ;
(Str.regexp "\xE8", "@`e") ;
(Str.regexp "\xEA", "@^e") ;
(Str.regexp "\xEB", "@\"e") ;
(Str.regexp "\xF7", "@,{c}") ;
(Str.regexp "\xF4", "@^o") ;
(Str.regexp "\xF6", "@\"o") ;
(Str.regexp "\xEE", "@^i") ;
(Str.regexp "\xEF", "@\"i") ;
(Str.regexp "\xF9", "@`u") ;
(Str.regexp "\xFB", "@^u") ;
(Str.regexp "\xE6", "@ae{}" ) ;
(Str.regexp "\xC6", "@AE{}" ) ;
(Str.regexp "\xDF", "@ss{}" ) ;
(Str.regexp "\xA9", "@copyright{}" ) ;
]
else [])
(** Escape the strings which would clash with Texinfo syntax. *)
let escape s =
List.fold_left
(fun acc (p, r) -> Str.global_replace p r acc)
s subst_strings
(** Removes dots (no good for a node name). *)
let fix_nodename s =
Str.global_replace (Str.regexp "\\.") "/" (escape s)
(** Generates a Texinfo menu. *)
let generate_menu chan subpart_list =
if subpart_list <> []
then begin
let menu_line part_qual name =
let sname = Name.simple name in
if sname = name
then (
puts chan (pad_to 35
("* " ^ sname ^ ":: ")) ;
puts_nl chan part_qual )
else (
puts chan (pad_to 35
("* " ^ sname ^ ": " ^ (fix_nodename name) ^ ". " )) ;
puts_nl chan part_qual )
in
puts_nl chan "@menu" ;
List.iter
(function
| `Module { m_name = name } ->
menu_line Odoc_messages.modul name
| `Module_type { mt_name = name } ->
menu_line Odoc_messages.module_type name
| `Class { cl_name = name } ->
menu_line Odoc_messages.clas name
| `Class_type { clt_name = name } ->
menu_line Odoc_messages.class_type name
| `Blank -> nl chan
| `Comment c -> puts_nl chan (escape c)
| `Texi t -> puts_nl chan t
| `Index ind -> Printf.fprintf chan "* %s::\n" ind)
subpart_list ;
puts_nl chan "@end menu"
end
(** cross reference to node [name] *)
let xref ?xname name =
"@xref{" ^ (fix_nodename name) ^
(match xname with | None -> "" | Some s -> "," ^ s) ^
"}."
(** enclose the string between [\@ifinfo] tags *)
let ifinfo s =
String.concat "\n"
[ "@ifinfo" ; s ; "@end ifinfo" ; "" ]
(** [install-info] information *)
let dirsection sec =
"@dircategory " ^ (escape sec)
let direntry ent =
[ "@direntry" ] @
(List.map escape ent) @
[ "@end direntry" ]
end
(** {1 Generation of Texinfo code} *)
(** {2 Associations between a title number and texinfo code.} *)
let titles_and_headings = ref [
0, ("@chapter ", "@majorheading ") ;
1, ("@chapter ", "@majorheading ") ;
2, ("@section ", "@heading ") ;
3, ("@subsection ", "@subheading ") ;
4, ("@subsubsection ", "@subsubheading ") ;
]
let title = fst
let heading = snd
let fallback_title =
"@unnumberedsubsubsec "
let fallback_heading =
"@subsubheading "
(** This class generates Texinfo code from text structures *)
class text =
object(self)
method escape =
Texi.escape
(** this method is not used here but is virtual
in a class we will inherit later *)
method label ?no_:(_ : bool option) (_ : string) : string =
failwith "gni"
(** Return the Texinfo code corresponding to the [text] parameter.*)
method texi_of_text t =
String.concat ""
(List.map self#texi_of_text_element t)
(** {2 Conversion methods}
[texi_of_????] converts a [text_element] to a Texinfo string. *)
(** Return the Texinfo code for the [text_element] in parameter. *)
method texi_of_text_element = function
| Verbatim s | Latex s -> self#texi_of_Verbatim s
| Raw s -> self#texi_of_Raw s
| Code s -> self#texi_of_Code s
| CodePre s -> self#texi_of_CodePre s
| Bold t -> self#texi_of_Bold t
| Italic t -> self#texi_of_Italic t
| Emphasize t -> self#texi_of_Emphasize t
| Center t -> self#texi_of_Center t
| Left t -> self#texi_of_Left t
| Right t -> self#texi_of_Right t
| List tl -> self#texi_of_List tl
| Enum tl -> self#texi_of_Enum tl
| Newline -> self#texi_of_Newline
| Block t -> self#texi_of_Block t
| Title (n, _, t) -> self#texi_of_Title n t
| Link (s, t) -> self#texi_of_Link s t
| Ref (name, kind, _) ->self#texi_of_Ref name kind
| Superscript t -> self#texi_of_Superscript t
| Subscript t -> self#texi_of_Subscript t
| Odoc_info.Module_list _ -> ""
| Odoc_info.Index_list -> ""
| Odoc_info.Custom (s,t) -> self#texi_of_custom_text s t
| Odoc_info.Target (target, code) -> self#texi_of_Target ~target ~code
method texi_of_custom_text _ _ = ""
method texi_of_Target ~target ~code =
if String.lowercase_ascii target = "texi" then code else ""
method texi_of_Verbatim s = s
method texi_of_Raw s = self#escape s
method texi_of_Code s = "@code{" ^ (self#escape s) ^ "}"
method texi_of_CodePre s =
String.concat "\n"
[ "" ; "@example" ; self#escape s ; "@end example" ; "" ]
method texi_of_Bold t = "@strong{" ^ (self#texi_of_text t) ^ "}"
method texi_of_Italic t = "@i{" ^ (self#texi_of_text t) ^ "}"
method texi_of_Emphasize t = "@emph{" ^ (self#texi_of_text t) ^ "}"
method texi_of_Center t =
let sl = Str.split (Str.regexp "\n") (self#texi_of_text t) in
String.concat ""
((List.map (fun s -> "\n@center "^s) sl) @ [ "\n" ])
method texi_of_Left t =
String.concat "\n"
[ "" ; "@flushleft" ; self#texi_of_text t ; "@end flushleft" ; "" ]
method texi_of_Right t =
String.concat "\n"
[ "" ; "@flushright" ; self#texi_of_text t ; "@end flushright"; "" ]
method texi_of_List tl =
String.concat "\n"
( [ "" ; "@itemize" ] @
(List.map (fun t -> "@item\n" ^ (self#texi_of_text t)) tl) @
[ "@end itemize"; "" ] )
method texi_of_Enum tl =
String.concat "\n"
( [ "" ; "@enumerate" ] @
(List.map (fun t -> "@item\n" ^ (self#texi_of_text t)) tl) @
[ "@end enumerate"; "" ] )
method texi_of_Newline = "\n"
method texi_of_Block t =
String.concat "\n"
[ "@format" ; self#texi_of_text t ; "@end format" ; "" ]
method texi_of_Title n t =
let t_begin =
try title @@ List.assoc n !titles_and_headings
with Not_found -> fallback_title in
t_begin ^ (self#texi_of_text t) ^ "\n"
method texi_of_Link s t =
String.concat ""
[ "@uref{" ; s ; "," ; self#texi_of_text t ; "}" ]
method texi_of_Ref name kind =
let xname =
match kind with
| Some RK_module ->
Odoc_messages.modul ^ " " ^ (Name.simple name)
| Some RK_module_type ->
Odoc_messages.module_type ^ " " ^ (Name.simple name)
| Some RK_class ->
Odoc_messages.clas ^ " " ^ (Name.simple name)
| Some RK_class_type ->
Odoc_messages.class_type ^ " " ^ (Name.simple name)
| _ -> ""
in
if xname = "" then self#escape name else Texi.xref ~xname name
method texi_of_Superscript t =
"^@{" ^ (self#texi_of_text t) ^ "@}"
method texi_of_Subscript t =
"_@{" ^ (self#texi_of_text t) ^ "@}"
method heading n t =
let f =
try heading @@ List.assoc n !titles_and_headings
with Not_found -> fallback_heading
in
f ^ (self#texi_of_text t) ^ "\n"
method fixedblock t =
Block ( ( Verbatim "@t{" :: t ) @ [ Verbatim "}" ] )
end
exception Aliased_node
module Generator =
struct
(** This class is used to create objects which can generate a simple
Texinfo documentation. *)
class texi =
object (self)
inherit text
inherit Odoc_to_text.to_text as to_text
(** {2 Small helper stuff.} *)
val maxdepth = 4
val bullet = Verbatim " @bullet{} "
val minus = Verbatim " @minus{} "
val linebreak = Verbatim "@*\n"
val mutable indices_to_build = [ `Module ]
(** Keep a set of nodes we create. If we try to create one
a second time, that means it is some kind of alias, so
don't do it, just link to the previous one *)
val node_tbl = Hashtbl.create 37
method node depth name =
if Hashtbl.mem node_tbl name
then raise Aliased_node ;
Hashtbl.add node_tbl name () ;
if depth <= maxdepth
then Verbatim ("@node " ^ (Texi.fix_nodename name) ^ ",\n")
else nothing
method index (ind : indices) ent =
Verbatim
(if !Global.with_index
then (assert(List.mem ind indices_to_build) ;
String.concat ""
[ "@" ; indices ind ; "index " ;
Texi.escape (Name.simple ent) ; "\n" ])
else "")
(** Two hacks to fix linebreaks in the descriptions.*)
method private fix_linebreaks =
let re = Str.regexp "\n[ \t]*" in
fun t ->
List.map
(function
| Newline -> Raw "\n"
| Raw s -> Raw (Str.global_replace re "\n" s)
| List tel -> List (List.map self#fix_linebreaks tel)
| Enum tel -> Enum (List.map self#fix_linebreaks tel)
| txt -> txt) t
method private soft_fix_linebreaks =
let re = Str.regexp "\n[ \t]*" in
fun ind t ->
let rep = "\n" ^ String.make ind ' ' in
List.map
(function
| Raw s -> Raw (Str.global_replace re rep s)
| txt -> txt) t
(** {2 [text] values generation}
Generates [text] values out of description parts.
Redefines some of methods of {! Odoc_to_text.to_text}. *)
method text_of_desc = function
| None -> []
| Some [ Raw "" ] -> []
| Some t -> (self#fix_linebreaks t) @ [ Newline ]
method text_of_sees_opt see_l =
List.concat
(List.map
(function
| (See_url s, t) ->
[ linebreak ; Bold [ Raw Odoc_messages.see_also ] ;
Raw " " ; Link (s, t) ; Newline ]
| (See_file s, t)
| (See_doc s, t) ->
[ linebreak ; Bold [ Raw Odoc_messages.see_also ] ;
Raw " " ; Raw s ] @ t @ [ Newline ])
see_l)
method! text_of_before l =
List.flatten
(List.map
(fun x -> linebreak :: (to_text#text_of_before [x])) l)
method text_of_params params_list =
List.concat
(List.map
(fun (s, t) ->
[ linebreak ;
Bold [ Raw Odoc_messages.parameters ] ;
Raw " " ; Raw s ; Raw ": " ] @ t @ [ Newline ] )
params_list)
method! text_of_raised_exceptions = function
| [] -> []
| (s, t) :: [] ->
[ linebreak ;
Bold [ Raw Odoc_messages.raises ] ;
Raw " " ; Code s ; Raw " " ]
@ t @ [ Newline ]
| l ->
[ linebreak ;
Bold [ Raw Odoc_messages.raises ] ;
Raw " :" ;
List
(List.map
(fun (ex, desc) ->(Code ex) :: (Raw " ") :: desc ) l ) ;
Newline ]
method! text_of_return_opt = function
| None -> []
| Some t ->
(Bold [Raw Odoc_messages.returns ]) :: Raw " " :: t @ [ Newline ]
method! text_of_custom c_l =
List.flatten
(List.rev
(List.fold_left
(fun acc -> fun (tag, text) ->
try
let f = List.assoc tag tag_functions in
( linebreak :: (f text) @ [ Newline ] ) :: acc
with
Not_found ->
Odoc_info.warning (Odoc_messages.tag_not_handled tag) ;
acc
) [] c_l))
method! text_of_info ?(block=false) = function
| None -> []
| Some info ->
let t =
List.concat
[ ( match info.i_deprecated with
| None -> []
| Some t ->
(Raw (Odoc_messages.deprecated ^ " ")) ::
(self#fix_linebreaks t)
@ [ Newline ; Newline ] ) ;
self#text_of_desc info.i_desc ;
if info.i_authors <> []
then ( linebreak ::
self#text_of_author_list info.i_authors )
else [] ;
if is info.i_version
then ( linebreak ::
self#text_of_version_opt info.i_version )
else [] ;
self#text_of_sees_opt info.i_sees ;
self#text_of_before info.i_before ;
if is info.i_since
then ( linebreak ::
self#text_of_since_opt info.i_since )
else [] ;
self#text_of_params info.i_params ;
self#text_of_raised_exceptions info.i_raised_exceptions ;
if is info.i_return_value
then ( linebreak ::
self#text_of_return_opt info.i_return_value )
else [] ;
self#text_of_custom info.i_custom ;
] in
if block
then [ Block t ]
else (t @ [ Newline ] )
method texi_of_info i =
self#texi_of_text (self#text_of_info i)
(** {2 Conversion of [module_elements] into Texinfo strings}
The following functions convert [module_elements] and their
description to [text] values then to Texinfo strings using the
functions above. *)
method text_el_of_type_expr m_name typ =
Raw (indent 5
(self#relative_idents m_name
(Odoc_info.string_of_type_expr typ)))
method! text_of_short_type_expr m_name typ =
[ Raw (self#normal_type m_name typ) ]
(** Return Texinfo code for a value. *)
method texi_of_value v =
Odoc_info.reset_type_names () ;
let t = [ self#fixedblock
[ Newline ; minus ;
Raw ("val " ^ (Name.simple v.val_name) ^ " :\n") ;
self#text_el_of_type_expr
(Name.father v.val_name) v.val_type ] ;
self#index `Value v.val_name ; Newline ] @
(self#text_of_info v.val_info) in
self#texi_of_text t
(** Return Texinfo code for a class attribute. *)
method texi_of_attribute a =
Odoc_info.reset_type_names () ;
let t = [ self#fixedblock
[ Newline ; minus ;
Raw "val " ;
Raw (if a.att_virtual then "virtual " else "") ;
Raw (if a.att_mutable then "mutable " else "") ;
Raw (Name.simple a.att_value.val_name) ;
Raw " :\n" ;
self#text_el_of_type_expr
(Name.father a.att_value.val_name)
a.att_value.val_type ] ;
self#index `Class_att a.att_value.val_name ; Newline ] @
(self#text_of_info a.att_value.val_info) in
self#texi_of_text t
(** Return Texinfo code for a class method. *)
method texi_of_method m =
Odoc_info.reset_type_names () ;
let t = [ self#fixedblock
[ Newline ; minus ; Raw "method " ;
Raw (if m.met_private then "private " else "") ;
Raw (if m.met_virtual then "virtual " else "") ;
Raw (Name.simple m.met_value.val_name) ;
Raw " :\n" ;
self#text_el_of_type_expr
(Name.father m.met_value.val_name)
m.met_value.val_type ] ;
self#index `Method m.met_value.val_name ; Newline ] @
(self#text_of_info m.met_value.val_info) in
self#texi_of_text t
method string_of_type_parameters t =
let f (tp, co, cn) =
Printf.sprintf "%s%s"
(Odoc_info.string_of_variance t (co, cn))
(Odoc_info.string_of_type_expr tp)
in
match t.ty_parameters with
| [] -> ""
| [ (tp, co, cn) ] ->
(f (tp, co, cn))^" "
| l ->
Printf.sprintf "(%s) "
(String.concat ", " (List.map f l))
method string_of_type_args (args:constructor_args) (ret:Types.type_expr option) =
let f = function
| Cstr_tuple l -> Odoc_info.string_of_type_list " * " l
| Cstr_record l -> Odoc_info.string_of_record l
in
match args, ret with
| Cstr_tuple [], None -> ""
| args, None -> " of " ^ (f args)
| Cstr_tuple [], Some r -> " : " ^ (Odoc_info.string_of_type_expr r)
| args, Some r -> " : " ^ (f args) ^
" -> " ^ (Odoc_info.string_of_type_expr r)
(** Return Texinfo code for a type. *)
method texi_of_type ty =
Odoc_info.reset_type_names () ;
let entry_doc = function
| None -> [ Newline ]
| Some t ->
(Raw (indent 5 "\n(*\n") :: (self#soft_fix_linebreaks 8 (self#text_of_info (Some t))))
@ [ Raw " *)" ; Newline ]
in
let t =
[ self#fixedblock (
[ Newline ; minus ; Raw "type " ;
Raw (self#string_of_type_parameters ty) ;
Raw (Name.simple ty.ty_name) ] @
let priv = ty.ty_private = Asttypes.Private in
( match ty.ty_manifest with
| None -> []
| Some (Other typ) ->
(Raw " = ") ::
(Raw (if priv then "private " else "")) ::
(self#text_of_short_type_expr (Name.father ty.ty_name) typ)
| Some (Object_type l) ->
(Raw (" = "^(if priv then "private " else "")^"{\n")) ::
(List.flatten
(List.map
(fun r ->
[ Raw (" " ^ r.of_name ^ " : ") ] @
(self#text_of_short_type_expr
(Name.father r.of_name)
r.of_type) @
[ Raw " ;" ] @
(entry_doc r.of_text))
l ) )
@ [ Raw " }" ]
) @
(
match ty.ty_kind with
| Type_abstract -> [ Newline ]
| Type_variant l ->
(Raw (" ="^(if priv then " private" else "")^"\n")) ::
(List.flatten
(List.map
(fun constr ->
(Raw (" | " ^ constr.vc_name)) ::
(Raw (self#string_of_type_args
constr.vc_args constr.vc_ret)) ::
(entry_doc constr.vc_text)
) l ) )
| Type_record l ->
(Raw (" = "^(if priv then "private " else "")^"{\n")) ::
(List.flatten
(List.map
(fun r ->
[ Raw (" " ^ r.rf_name ^ " : ") ] @
(self#text_of_short_type_expr
(Name.father r.rf_name)
r.rf_type) @
[ Raw " ;" ] @
(entry_doc r.rf_text)
)
l ) )
@ [ Raw " }" ]
| Type_open -> [ Raw " = .." ; Newline ]
) ) ;
self#index `Type ty.ty_name ; Newline ] @
(self#text_of_info ty.ty_info) in
self#texi_of_text t
(** Return Texinfo code for a type extension. *)
method texi_of_type_extension m_name te =
Odoc_info.reset_type_names () ;
let t =
( self#fixedblock (
[ Newline ; minus ;
Raw "type " ;
Raw (match te.te_type_parameters with
| [] -> ""
| [ tp ] ->
Printf.sprintf "%s "
(Odoc_info.string_of_type_expr tp)
| l ->
Printf.sprintf "(%s) "
(String.concat ", "
(List.map Odoc_info.string_of_type_expr l))) ;
Raw (self#relative_idents m_name te.te_type_name) ;
Raw (" +=" ^
(if te.te_private = Asttypes.Private
then " private" else "")^"\n") ] @
(List.flatten
(List.map
(fun x ->
(Raw (" | " ^ (Name.simple x.xt_name))) ::
(Raw (self#string_of_type_args
x.xt_args x.xt_ret)) ::
(match x.xt_alias with
| None -> []
| Some xa ->
[ Raw " = " ;
Raw ( match xa.xa_xt with
| None -> xa.xa_name
| Some x -> x.xt_name ) ]) @
(match x.xt_text with
| None -> [ Newline ]
| Some t ->
(Raw (indent 5 "\n(* ") ::
self#soft_fix_linebreaks 8
(self#text_of_info (Some t))) @
[ Raw " *)" ; Newline ] ) @
[self#index `Extension x.xt_name ] )
te.te_constructors ) ) ) ) ::
(self#text_of_info te.te_info) in
self#texi_of_text t
(** Return Texinfo code for an exception. *)
method texi_of_exception e =
Odoc_info.reset_type_names () ;
let t =
[ self#fixedblock
( [ Newline ; minus ; Raw "exception " ;
Raw (Name.simple e.ex_name) ;
Raw (self#string_of_type_args e.ex_args e.ex_ret) ] @
(match e.ex_alias with
| None -> []
| Some ea -> [ Raw " = " ; Raw
( match ea.ea_ex with
| None -> ea.ea_name
| Some e -> e.ex_name ) ; ]
) ) ;
self#index `Exception e.ex_name ; Newline ] @
(self#text_of_info e.ex_info) in
self#texi_of_text t
(** Return the Texinfo code for the given module. *)
method texi_of_module m =
let is_alias = function
| { m_kind = Module_alias _ } -> true
| _ -> false in
let is_alias_there = function
| { m_kind = Module_alias { ma_module = None } } -> false
| _ -> true in
let resolve_alias_name = function
| { m_kind = Module_alias { ma_name = name } } -> name
| { m_name = name } -> name in
let t =
[ [ self#fixedblock
[ Newline ; minus ; Raw "module " ;
Raw (Name.simple m.m_name) ;
Raw (if is_alias m
then " = " ^ (resolve_alias_name m)
else "" ) ] ] ;
( if is_alias_there m
then [ Ref (resolve_alias_name m, Some RK_module, None) ;
Newline ; ]
else [] ) ;
( if is_alias m
then [ self#index `Module m.m_name ; Newline ]
else [ Newline ] ) ;
self#text_of_info m.m_info ]
in
self#texi_of_text (List.flatten t)
(** Return the Texinfo code for the given module type. *)
method texi_of_module_type mt =
let is_alias = function
| { mt_kind = Some (Module_type_alias _) } -> true
| _ -> false in
let is_alias_there = function
| { mt_kind = Some (Module_type_alias { mta_module = None }) } -> false
| _ -> true in
let resolve_alias_name = function
| { mt_kind = Some (Module_type_alias { mta_name = name }) } -> name
| { mt_name = name } -> name in
let t =
[ [ self#fixedblock
[ Newline ; minus ; Raw "module type " ;
Raw (Name.simple mt.mt_name) ;
Raw (if is_alias mt
then " = " ^ (resolve_alias_name mt)
else "" ) ] ] ;
( if is_alias_there mt
then [ Ref (resolve_alias_name mt, Some RK_module_type, None) ;
Newline ; ]
else [] ) ;
( if is_alias mt
then [ self#index `Module_type mt.mt_name ; Newline ]
else [ Newline ] ) ;
self#text_of_info mt.mt_info ]
in
self#texi_of_text (List.flatten t)
(** Return the Texinfo code for the given included module. *)
method texi_of_included_module im =
let t = [ self#fixedblock
( Newline :: minus :: (Raw "include ") ::
( match im.im_module with
| None ->
[ Raw im.im_name ]
| Some (Mod { m_name = name }) ->
[ Raw name ; Raw "\n " ;
Ref (name, Some RK_module, None) ]
| Some (Modtype { mt_name = name }) ->
[ Raw name ; Raw "\n " ;
Ref (name, Some RK_module_type, None) ]
) @
[ Newline ] @
(self#text_of_info im.im_info)
)
]
in
self#texi_of_text t
(** Return the Texinfo code for the given class. *)
method texi_of_class c =
Odoc_info.reset_type_names () ;
let t = [ self#fixedblock
[ Newline ; minus ; Raw "class " ;
Raw (Name.simple c.cl_name) ] ;
Ref (c.cl_name, Some RK_class, None) ; Newline ;
Newline ] @ (self#text_of_info c.cl_info) in
self#texi_of_text t
(** Return the Texinfo code for the given class type. *)
method texi_of_class_type ct =
Odoc_info.reset_type_names () ;
let t = [ self#fixedblock
[ Newline ; minus ; Raw "class type " ;
Raw (Name.simple ct.clt_name) ] ;
Ref (ct.clt_name, Some RK_class_type, None) ; Newline ;
Newline ] @ (self#text_of_info ct.clt_info) in
self#texi_of_text t
(** Return the Texinfo code for the given class element. *)
method texi_of_class_element _class_name class_ele =
match class_ele with
| Class_attribute att -> self#texi_of_attribute att
| Class_method met -> self#texi_of_method met
| Class_comment t -> self#texi_of_text t
(** Return the Texinfo code for the given module element. *)
method texi_of_module_element module_name module_ele =
(match module_ele with
| Element_module m -> self#texi_of_module m
| Element_module_type mt -> self#texi_of_module_type mt
| Element_included_module im -> self#texi_of_included_module im
| Element_class c -> self#texi_of_class c
| Element_class_type ct -> self#texi_of_class_type ct
| Element_value v -> self#texi_of_value v
| Element_type_extension te -> self#texi_of_type_extension module_name te
| Element_exception e -> self#texi_of_exception e
| Element_type t -> self#texi_of_type t
| Element_module_comment t ->
self#texi_of_text (Newline :: t @ [Newline])
)
(** {2 Generating methods }
These methods write Texinfo code to an [out_channel] *)
(** Generate the Texinfo code for the given list of inherited classes.*)
method generate_inheritance_info chanout inher_l =
let f inh =
match inh.ic_class with
| None -> (* we can't make the reference *)
(Code inh.ic_name) ::
(match inh.ic_text with
| None -> []
| Some t -> Newline :: t)
| Some cct -> (* we can create the reference *)
let kind =
match cct with
| Cl _ -> Some RK_class
| Cltype _ -> Some RK_class_type in
(Code inh.ic_name) ::
(Ref (inh.ic_name, kind, None)) ::
( match inh.ic_text with
| None -> []
| Some t -> Newline :: t)
in
let text = [
Bold [ Raw Odoc_messages.inherits ] ;
List (List.map f inher_l) ; Newline ]
in
puts chanout (self#texi_of_text text)
(** Generate the Texinfo code for the inherited classes
of the given class. *)
method generate_class_inheritance_info chanout cl =
let rec iter_kind = function
| Class_structure ([], _) -> ()
| Class_structure (l, _) ->
self#generate_inheritance_info chanout l
| Class_constraint (k, _) -> iter_kind k
| Class_apply _
| Class_constr _ -> ()
in
iter_kind cl.cl_kind
(** Generate the Texinfo code for the inherited classes
of the given class type. *)
method generate_class_type_inheritance_info chanout clt =
match clt.clt_kind with
| Class_signature ([], _) ->
()
| Class_signature (l, _) ->
self#generate_inheritance_info chanout l
| Class_type _ ->
()
(** Generate the Texinfo code for the given class,
in the given out channel. *)
method generate_for_class chanout c =
try
Odoc_info.reset_type_names () ;
let depth = Name.depth c.cl_name in
let title = [
self#node depth c.cl_name ;
Title (depth, None, [ Raw (Odoc_messages.clas ^ " ") ;
Code c.cl_name ]) ;
self#index `Class c.cl_name ] in
puts chanout (self#texi_of_text title) ;
if is c.cl_info
then begin
let descr = [ Title (succ depth, None,
[ Raw Odoc_messages.description ]) ] in
puts chanout (self#texi_of_text descr) ;
puts chanout (self#texi_of_info c.cl_info)
end ;
let intf = [ Title (succ depth, None,
[ Raw Odoc_messages.interface]) ] in
puts chanout (self#texi_of_text intf);
self#generate_class_inheritance_info chanout c ;
List.iter
(fun ele -> puts chanout
(self#texi_of_class_element c.cl_name ele))
(Class.class_elements ~trans:false c)
with Aliased_node -> ()
(** Generate the Texinfo code for the given class type,
in the given out channel. *)
method generate_for_class_type chanout ct =
try
Odoc_info.reset_type_names () ;
let depth = Name.depth ct.clt_name in
let title = [
self#node depth ct.clt_name ;
Title (depth, None, [ Raw (Odoc_messages.class_type ^ " ") ;
Code ct.clt_name ]) ;
self#index `Class_type ct.clt_name ] in
puts chanout (self#texi_of_text title) ;
if is ct.clt_info
then begin
let descr = [ Title (succ depth, None,
[ Raw Odoc_messages.description ]) ] in
puts chanout (self#texi_of_text descr) ;
puts chanout (self#texi_of_info ct.clt_info)
end ;
let intf = [ Title (succ depth, None,
[ Raw Odoc_messages.interface ]) ] in
puts chanout (self#texi_of_text intf) ;
self#generate_class_type_inheritance_info chanout ct;
List.iter
(fun ele -> puts chanout
(self#texi_of_class_element ct.clt_name ele))
(Class.class_type_elements ~trans:false ct)
with Aliased_node -> ()
(** Generate the Texinfo code for the given module type,
in the given out channel. *)
method generate_for_module_type chanout mt =
try
let depth = Name.depth mt.mt_name in
let title = [
self#node depth mt.mt_name ;
Title (depth, None, [ Raw (Odoc_messages.module_type ^ " ") ;
Code mt.mt_name ]) ;
self#index `Module_type mt.mt_name ; Newline ] in
puts chanout (self#texi_of_text title) ;
if is mt.mt_info
then begin
let descr = [ Title (succ depth, None,
[ Raw Odoc_messages.description ]) ] in
puts chanout (self#texi_of_text descr) ;
puts chanout (self#texi_of_info mt.mt_info)
end ;
let mt_ele = Module.module_type_elements ~trans:true mt in
let subparts = module_subparts mt_ele in
if depth < maxdepth && subparts <> []
then begin
let menu = Texi.ifinfo
( self#heading (succ depth) [ Raw "Subparts" ]) in
puts chanout menu ;
Texi.generate_menu chanout (subparts :> menu_data)
end ;
let intf = [ Title (succ depth, None,
[ Raw Odoc_messages.interface ]) ] in
puts chanout (self#texi_of_text intf) ;
List.iter
(fun ele -> puts chanout
(self#texi_of_module_element mt.mt_name ele))
mt_ele ;
(* create sub parts for modules, module types, classes and class types *)
List.iter
(function
| `Module m -> self#generate_for_module chanout m
| `Module_type mt -> self#generate_for_module_type chanout mt
| `Class c -> self#generate_for_class chanout c
| `Class_type ct -> self#generate_for_class_type chanout ct)
subparts
with Aliased_node -> ()
(** Generate the Texinfo code for the given module,
in the given out channel. *)
method generate_for_module chanout m =
try
Odoc_info.verbose ("Generate for module " ^ m.m_name) ;
let depth = Name.depth m.m_name in
let title = [
self#node depth m.m_name ;
Title (depth, None,
if m.m_text_only then
[ Raw m.m_name ]
else
[ Raw (Odoc_messages.modul ^ " ") ;
Code m.m_name ]
) ;
self#index `Module m.m_name ; Newline ] in
puts chanout (self#texi_of_text title) ;
if is m.m_info
then begin
let descr = [ Title (succ depth, None,
[ Raw Odoc_messages.description ]) ] in
puts chanout (self#texi_of_text descr) ;
puts chanout (self#texi_of_info m.m_info)
end ;
let m_ele = Module.module_elements ~trans:true m in
let subparts = module_subparts m_ele in
if depth < maxdepth && subparts <> []
then begin
let menu = Texi.ifinfo
( self#heading (succ depth) [ Raw "Subparts" ]) in
puts chanout menu ;
Texi.generate_menu chanout (subparts :> menu_data)
end ;
let intf = [ Title (succ depth, None,
[ Raw Odoc_messages.interface]) ] in
puts chanout (self#texi_of_text intf) ;
List.iter
(fun ele -> puts chanout
(self#texi_of_module_element m.m_name ele))
m_ele ;
(* create sub nodes for modules, module types, classes and class types *)
List.iter
(function
| `Module m -> self#generate_for_module chanout m
| `Module_type mt -> self#generate_for_module_type chanout mt
| `Class c -> self#generate_for_class chanout c
| `Class_type ct -> self#generate_for_class_type chanout ct )
subparts
with Aliased_node -> ()
(** Writes the header of the TeXinfo document. *)
method generate_texi_header chan texi_filename m_list =
let title = match !Global.title with
| None -> ""
| Some s -> self#escape s in
let filename =
if texi_filename <> "ocamldoc.texi"
then
let fn = Filename.basename texi_filename in
(if Filename.check_suffix fn ".texi"
then Filename.chop_suffix fn ".texi"
else fn) ^ ".info"
else
if title <> ""
then title ^ ".info"
else "doc.info"
in
(* write a standard Texinfo header *)
List.iter
(puts_nl chan)
(List.flatten
[ [ "\\input texinfo @c -*-texinfo-*-" ;
"@c %**start of header" ;
"@setfilename " ^ filename ;
"@settitle " ^ title ;
"@c %**end of header" ; ] ;
(if !Global.with_index then
List.map
(fun ind ->
"@defcodeindex " ^ (indices ind))
indices_to_build
else []) ;
[ Texi.dirsection !info_section ] ;
Texi.direntry
(if !info_entry <> []
then !info_entry
else [ Printf.sprintf "* %s: (%s)."
title
(Filename.chop_suffix filename ".info") ]) ;
[ "@ifinfo" ;
"This file was generated by Ocamldoc using the Texinfo generator." ;
"@end ifinfo" ;
"@c no titlepage." ;
"@node Top, , , (dir)" ;
"@top "^ title ; ]
] ) ;
(* insert the intro file *)
begin
match !Odoc_info.Global.intro_file with
| None when title <> "" ->
puts_nl chan "@ifinfo" ;
puts_nl chan ("Documentation for " ^ title) ;
puts_nl chan "@end ifinfo"
| None ->
puts_nl chan "@c no title given"
| Some f ->
nl chan ;
puts_nl chan
(self#texi_of_info
(Some (Odoc_info.info_of_comment_file m_list f)))
end ;
(* write a top menu *)
Texi.generate_menu chan
((List.map (fun m -> `Module m) m_list) @
(if !Global.with_index then
let indices_names_to_build = List.map indices indices_to_build in
List.rev
(List.fold_left
(fun acc ->
function (longname, shortname)
when List.mem shortname indices_names_to_build ->
(`Index (longname ^ " index")) :: acc
| _ -> acc)
[ `Comment "Indices :" ; `Blank ]
indices_names )
else [] ))
(** Writes the trailer of the TeXinfo document. *)
method generate_texi_trailer chan =
nl chan ;
if !Global.with_index
then
let indices_names_to_build = List.map indices indices_to_build in
List.iter (puts_nl chan)
(List.flatten
(List.map
(fun (longname, shortname) ->
if List.mem shortname indices_names_to_build
then [ "@node " ^ longname ^ " index," ;
"@unnumbered " ^ longname ^ " index" ;
"@printindex " ^ shortname ; ]
else [])
indices_names )) ;
if !Global.with_toc
then puts_nl chan "@contents" ;
puts_nl chan "@bye"
method do_index it =
if not (List.mem it indices_to_build)
then indices_to_build <- it :: indices_to_build
(** Scan the whole module information to know which indices need to be build *)
method scan_for_index : subparts -> unit = function
| `Module m ->
let m_ele = Module.module_elements ~trans:true m in
List.iter self#scan_for_index_in_mod m_ele
| `Module_type mt ->
let m_ele = Module.module_type_elements ~trans:true mt in
List.iter self#scan_for_index_in_mod m_ele
| `Class c ->
let c_ele = Class.class_elements ~trans:true c in
List.iter self#scan_for_index_in_class c_ele
| `Class_type ct ->
let c_ele = Class.class_type_elements ~trans:true ct in
List.iter self#scan_for_index_in_class c_ele
method scan_for_index_in_mod = function
(* no recursion *)
| Element_value _ -> self#do_index `Value
| Element_type_extension _ -> self#do_index `Extension
| Element_exception _ -> self#do_index `Exception
| Element_type _ -> self#do_index `Type
| Element_included_module _
| Element_module_comment _ -> ()
(* recursion *)
| Element_module m -> self#do_index `Module ;
self#scan_for_index (`Module m)
| Element_module_type mt -> self#do_index `Module_type ;
self#scan_for_index (`Module_type mt)
| Element_class c -> self#do_index `Class ;
self#scan_for_index (`Class c)
| Element_class_type ct -> self#do_index `Class_type ;
self#scan_for_index (`Class_type ct)
method scan_for_index_in_class = function
| Class_attribute _ -> self#do_index `Class_att
| Class_method _ -> self#do_index `Method
| Class_comment _ -> ()
(** Generate the Texinfo file from a module list,
in the {!Odoc_info.Global.out_file} file. *)
method generate module_list =
Hashtbl.clear node_tbl ;
let filename =
if !Global.out_file = Odoc_messages.default_out_file
then "ocamldoc.texi"
else !Global.out_file in
if !Global.with_index
then List.iter self#scan_for_index
(List.map (fun m -> `Module m) module_list) ;
try
let chanout = open_out
(Filename.concat !Global.target_dir filename) in
if !Global.with_header
then self#generate_texi_header chanout filename module_list ;
List.iter
(self#generate_for_module chanout)
module_list ;
if !Global.with_trailer
then self#generate_texi_trailer chanout ;
close_out chanout
with
| Failure s
| Sys_error s ->
prerr_endline s ;
incr Odoc_info.errors
end
end
module type Texi_generator = module type of Generator