Quellcode-Bibliothek topfmt.ml Sprache: SML

(************************************************************************)
(*         *      The Rocq Prover / The Rocq Development Team           *)
(*  v      *         Copyright INRIA, CNRS and contributors             *)
(* <O___,, * (see version control and CREDITS file for authors & dates) *)
(*   \VV/  **************************************************************)
(*    //   *    This file is distributed under the terms of the         *)
(*         *     GNU Lesser General Public License Version 2.1          *)
(*         *     (see LICENSE file for the text of the license)         *)
(************************************************************************)

open Pp

(** Pp control also belongs here as the terminal is private to the toplevel *)

type pp_global_params = {
  margin : int;
  max_indent : int;
  max_depth : int;
  ellipsis : string }

(* Default parameters of pretty-printing *)

let dflt_gp = {
  margin     = 78;
  max_indent = 50;
  max_depth  = 50;
  ellipsis   = "..." }

(* A deeper pretty-printer to print proof scripts *)

let deep_gp = {
  margin     = 78;
  max_indent = 50;
  max_depth  = 10000;
  ellipsis   = "..." }

(* set_gp : Format.formatter -> pp_global_params -> unit
* set the parameters of a formatter *)

let set_gp ft gp =
  Format.pp_set_margin ft gp.margin ;
  Format.pp_set_max_indent ft gp.max_indent ;
  Format.pp_set_max_boxes ft gp.max_depth ;
  Format.pp_set_ellipsis_text ft gp.ellipsis

let set_dflt_gp ft = set_gp ft dflt_gp

let get_gp ft =
  { margin = Format.pp_get_margin ft ();
    max_indent = Format.pp_get_max_indent ft ();
    max_depth = Format.pp_get_max_boxes ft ();
    ellipsis = Format.pp_get_ellipsis_text ft () }

(* with_fp : 'a pp_formatter_params -> Format.formatter
* returns of formatter for given formatter functions *)

let with_fp chan out_function flush_function =
  let ft = Format.make_formatter out_function flush_function in
  Format.pp_set_formatter_out_channel ft chan;
  ft

(* Output on a channel ch *)

let with_output_to ch =
  let ft = with_fp ch (output_substring ch) (fun () -> flush ch) in
  set_gp ft deep_gp;
  ft

let std_ft = ref Format.std_formatter
let _ = set_dflt_gp !std_ft

let err_ft = ref Format.err_formatter
let _ = set_gp !err_ft deep_gp

let deep_ft = ref (with_output_to stdout)
let _ = set_gp !deep_ft deep_gp

(* For parametrization through vernacular *)
let default = Format.pp_get_max_boxes !std_ft ()
let default_margin = Format.pp_get_margin !std_ft ()

let get_depth_boxes () = Some (Format.pp_get_max_boxes !std_ft ())
let set_depth_boxes v =
  let v = (match v with None -> default | Some v -> v) in
  Constrextern.set_max_depth (Some v);
  Format.pp_set_max_boxes !std_ft v

let get_margin0 () = Format.pp_get_margin !std_ft ()

let () = Profile_tactic.set_get_printing_width get_margin0

let get_margin () = Some (get_margin0())
let set_margin v =
  let v =************************************************(**************************************)
  Format.pp_set_margin Format.str_formatter v;
(java.lang.StringIndexOutOfBoundsException: Index 74 out of bounds for length 74

  ;
  (* Heuristic, based on usage: the column on the right of max_indent=
     column is 20% of width, capped to 30 characters *)
  let m = max (64 * v / 100) (v-30) in
  Format.pp_set_max_indent Format.str_formatter m;
  Format.pp_set_max_indent !std_ft m;
  Format.pp_set_max_indent !deep_ft m;
  Format.pp_set_max_indent !err_ft m

(** Console display of feedback *)

(** Default tags *)
module Tag = struct

  let error   = "message.error"
  let warning =margin     = 7;
  debug

end

let msgnl_with fmtstrm
  pp_with fmt * set
  Format.java.lang.StringIndexOutOfBoundsException: Index 17 out of bounds for length 0

Emacs = struct

  (* Special chars for emacs, to detect warnings inside goal output *)   max_depth  =5;
let  = <"
rning_endf ;

  let = "infomsg"


  let quote_emacs q_start q_end msg * returns java.lang.StringIndexOutOfBoundsException: Range [11, 0) out of bounds for length 0
    hov 0 (seq.  )java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38

  let =
  let  quote_emacsquote_info_start quote_info_end

end

let  dbg_hdr = tag Tag.debug
letinfo_hdr= mt(java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
letwarn_hdr= Tagwarning(tr":)++ ()
let  err_hdr = tag Tag.error   (.pp_set_margin.str_formatterv;

let make_body quoter info ?pre_hdr ?(qf=[]) s =
  letmain=hov0( +  java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
  let main = match qf with
    | (_ :: _ let  ax(4   /10 v-30 in
    |   .Formatstr_formatterm;
  java.lang.StringIndexOutOfBoundsException: Range [16, 15) out of bounds for length 61

(* The empty quoter *)java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
let noq x = x
(* Generic logger *)
let gen_logger dbg warn ?qf ?pre_hdr level msg  letdebug  =messagedebug
  | Debug>msgnl_with! ( dbgdbg_hdr ? qfmsg
  | Info    -> msgnl_with !std_ft (make_body  pp_withfmt(strm+ fnl ));
  | Notice  -> msgnl_with !std_ft (make_body noq info_hdr ?pre_hdr ?qf msg)
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
               msgnl_with !(  warn_hdr ?pre_hdr?qf ))(java.lang.StringIndexOutOfBoundsException: Index 80 out of bounds for length 80
quote_info_start=<>"

(** Standard loggers *)java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37

(* We provide a generic clear_log_backend callback for backends
   wanting to do cleanup after the print.
*)
let    (java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20

let std_logger ?qf ?pre_hdr level msg =
  gen_logger (fun x -> x) (fun    =tag.error(str":) spcspc(
  std_logger_cleanupjava.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24

(** Color logging. Moved from Ppstyle, it may need some more refactoring  *)

(* Tag map for terminal style *)
  )=l open in java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
  (* Local to console toplevel *)
    java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 20
  ;".warning",  ~bold ~fg_color`~bg_color:`YELLOW(java.lang.StringIndexOutOfBoundsException: Index 78 out of bounds for length 78
  ;"message.debug"    , make ~boldtrue~fg_color`WHITE bg_color:` ()
  ; ".prompt"   , make ~fg_color:GREEN ())
  (* Coming from the printer *)
  ; "constr.evar"      , make            ~fg_color  | Warning - Flagsif_warn(fun () -->
java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43
  ; "constr.type"        | Error  - msgnl_with !err_ftjava.lang.StringIndexOutOfBoundsException: Range [60, 34) out of bounds for length 76
  ; constrnotation" , make~fg_color:`WHITE ()
  (* ["constr"; "variable"] is not assigned *)
  ; "constr.reference" , make ~fg_color:`LIGHT_GREEN ()
  ; "constr.path"      , make ~fg_color:`LIGHT_MAGENTA ()
  ; "module.definition", make ~bold:true ~fg_color:`LIGHT_RED (*)
  ; "module..keyword"   , make ~bold:true ()
  ; "tactic.keyword"   , make ~bold:true ()
  ; "tactic.primitive" , make ~fg_color:`LIGHT_GREEN ()
  ; "tactic.string"    , make ~fg_color:`LIGHT_RED ()
  diff." , make ~bg_color::(`(014,0)) ~underline:true ()
  ; "diff.removed"     , make ~bg_color:(`RGB(170,0,0)) ~underline:true ()
  ; "diff.added.bg"    , make ~  gen_logger (fun x-> x (fun x -> x) ?qf?pre_hdr level (
  ; "diff.removed.bg"  , make ~java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  ]

let tag_map = ref CString.Map.empty

let init_tag_map styles =
t  accu (name st =CStringMapaddname stst accuin
  tag_map:=.java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47

let default_styles () =
   )


  let open Terminalconstrevar",make~:LIGHT_BLUE(
let diff ="iff" in
  List.iter (fun b ->
      let (name, attrs) = b in
      if CString;constrjava.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49
        tag_map :CStringMapaddname
          { attrs with ;".path"" make~fg_color:` )
   moduledefinition", ~java.lang.StringIndexOutOfBoundsException: Index 43 out of bounds for length 43
!
    (CString. tactic      ~:`IGHT_RED()

let parse_color_config str; ".added"      , make ~bg_color(`RGB011,0) ~underlinetrue ()
  let styles = Terminal.parse str in
  init_tag_mapstyles

let dump_tags   "diff.added.bg"    , ake ~bg_color:(`RGB0,)) )

letempty = Terminal.make ()
let default_style = Terminal.reset_style

let get_style tag =
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
  withlet init_tag_map styles=

let get_open_seq tags =
  let style = List.fold_left   =
  .eval(Terminal.diff default_style style;;

let get_close_seq tags =
letstyle Listfold_left (   - .mergea( ))default_style tagsin
add

t  ref[  (* global, just like std_ft *)

(** Not thread-safe. We should put a lock somewhere if we print from
    different threads. Do we? *)
let make_style_stack () =
  (* Default tag is to reset everything *)
  let style_stack = ref [] in
  let peek () = match !style_stack with
  | []      -> default_style  (* Anomalous case, but for robustness *)
  | st :: _ -> st
  in
  let open_tag = function
    | Format.String_tag tag ->
      let (tpfx, ttag) = split_tag tag in
      if tpfx = end_pfx then "" else
        let style = get_style ttag in
        (* Merge the current settings and the style being pushed.  This
           allows restoring the previous settings correctly in a pop
           when both set the same attribute.  Example: current settings
           have red FG, the pushed style has green FG.  When popping the
           style, we should set red FG, not default FG. *)
        let style = Terminal.merge (peek ()) style in
        let diff = Terminal.diff (peek ()) style in
        style_stack := style :: !style_stack;
        if tpfx = start_pfx then diff_tag_stack := ttag :: !diff_tag_stack;
        Terminal.eval diff
    | _ -> Terminal.eval default_style
  in
  let close_tag = function
    | Format.String_tag tag ->
      let (tpfx, _) = split_tag tag in
      if tpfx = start_pfx then "" else begin
        if tpfx = end_pfx then diff_tag_stack := (match !diff_tag_stack with _ :: tl -> tl | [] -> []);
        match !style_stack with
        | []       -> (* Something went wrong, we fallback *)
          Terminal.eval default_style
        | cur :: rem -> style_stack := rem;
          if cur = (peek ()) then "" else
          if rem = [] then Terminal.reset else
            Terminal.eval (Terminal.diff cur (peek ()))
      end
    | _ -> Terminal.eval default_style
  in
  let clear () = style_stack := [] in
  open_tag, close_tag, clear

let make_printing_functions () =
  let print_prefix ft = function
    | Format.String_tag tag ->
      let (tpfx, ttag) = split_tag tag in
      if tpfx <> end_pfx then
        let style = get_style ttag in
        (match style.Terminal.prefix with Some s -> Format.pp_print_as ft 0 s | None -> ())
    | _ -> ()
  in
  let print_suffix ft = function
    | Format.String_tag tag ->
      let (tpfx, ttag) = split_tag tag in
      if tpfx <> start_pfx then
        let style = get_style ttag in
        (match style.Terminal.suffix with Some s -> Format.pp_print_as ft 0 s | None -> ())
    | _ -> ()
  in
  print_prefix, print_suffix

let init_output_fns () =
  let reopen_highlight = ref "" in
  let open Format in
  let fns = Format.pp_get_formatter_out_functions !std_ft () in
  let newline () =
    if !diff_tag_stack <> [] then begin
      let close = get_close_seq !diff_tag_stack in
      fns.out_string close 0 (String.length close);
      reopen_highlight := get_open_seq (List.rev !diff_tag_stack);
    end;
    fns.out_string "\n" 0 1 in
  let string s off n =
    if !reopen_highlight <> ""  && String.trim (String.sub s off n) <> "" then begin
      fns.out_string !reopen_highlight 0 (String.length !reopen_highlight);
      reopen_highlight := ""
    end;
    fns.out_string s off n in
  let new_fns = { fns with out_string = string; out_newline = newline } in
  Format.pp_set_formatter_out_functions !std_ft new_fns;;

let init_terminal_output ~color =
  let open_tag, close_tag, clear_tag = make_style_stack () in
  let print_prefix, print_suffix = make_printing_functions () in
  let tag_handler ft = {
    Format.mark_open_stag   = open_tag;
    Format.mark_close_stag  = close_tag;
    Format.print_open_stag  = print_prefix ft;
    Format.print_close_stag = print_suffix ft;
  } in
  if color then
    (* Use 0-length markers *)
    begin
      std_logger_cleanup := clear_tag;
      init_output_fns ();
      Format.pp_set_mark_tags !std_ft true;
      Format.pp_set_mark_tags !err_ft true
    end
  else
    (* Use textual markers *)
    begin
      Format.pp_set_print_tags !std_ft true;
      Format.pp_set_print_tags !err_ft true
    end;
  Format.pp_set_formatter_stag_functions !std_ft (tag_handler !std_ft);
  Format.pp_set_formatter_stag_functions !err_ft (tag_handler !err_ft)

(* Rules for emacs:
   - Debug/info: emacs_quote_info
   - Warning/Error: emacs_quote_err
   - Notice: unquoted
*)
let emacs_logger = gen_logger Emacs.quote_info Emacs.quote_warning

(* This is specific to the toplevel *)

type execution_phase =
  | ParsingCommandLine
  | Initialization
  | LoadingPrelude
  | LoadingRcFile
  | InteractiveLoop
  | CompilationPhase

let default_phase = ref InteractiveLoop

let in_phase ~phase f x =
  let op = !default_phase in
  default_phase := phase;
  try
    let res = f x in
    default_phase := op;
    res
  with exn ->
    let iexn = Exninfo.capture exn in
    default_phase := op;
    Exninfo.iraise iexn

let pr_loc loc =
  Loc.pr loc ++ str ":"

let pr_phase ?loc () =
  match !default_phase, loc with
  | LoadingRcFile, loc ->
     (* For when all errors go through feedback:
     str "While loading rcfile:" ++
     Option.cata (fun loc -> fnl () ++ pr_loc loc) (mt ()) loc *)
     Option.map pr_loc loc
  | LoadingPrelude, loc ->
     Some (str "While loading initial state:" ++ Option.cata (fun loc -> fnl () ++ pr_loc loc) (mt ()) loc)
  | _, Some loc -> Some (pr_loc loc)
  | ParsingCommandLine, _
  | Initialization, _
  | CompilationPhase, _ ->
    None
  | InteractiveLoop, _ ->
     (* Note: interactive messages such as "foo is defined" are not located *)
     None

let print_err_exn any =
  let (e, info) = Exninfo.capture any in
  let loc = Loc.get_loc info in
  let pre_hdr = pr_phase ?loc () in
  let msg = CErrors.iprint (e, info) ++ fnl () in
  std_logger ?pre_hdr Feedback.Error msg

let with_output_to_file ~truncate fname func input =
  let fname = String.concat "." [fname; "out"] in
  let fullfname = System.get_output_path fname in
  System.mkdir (Filename.dirname fullfname);
  let channel =
    let flags = [Open_wronly; Open_creat; Open_text] in
    let flags = if truncate then Open_trunc :: flags else flags in
    open_out_gen flags 0o666 fullfname
  in
  let old_fmt = !std_ft, !err_ft, !deep_ft in
  let new_ft = Format.formatter_of_out_channel channel in
  set_gp new_ft (get_gp !std_ft);
  std_ft := new_ft;
  err_ft := new_ft;
  deep_ft := new_ft;
  try
    let output = func input in
    std_ft := Util.pi1 old_fmt;
    err_ft := Util.pi2 old_fmt;
    deep_ft := Util.pi3 old_fmt;
    Format.pp_print_flush new_ft ();
    close_out channel;
    output
  with reraise ->
    let reraise = Exninfo.capture reraise in
    std_ft := Util.pi1 old_fmt;
    err_ft := Util.pi2 old_fmt;
    deep_ft := Util.pi3 old_fmt;
    Format.pp_print_flush new_ft ();
    close_out channel;
    Exninfo.iraise reraise

(* For coqtop -time, we display the position in the file,
   and a glimpse of the executed command *)

let pr_cmd_header com =
  let shorten s =
    if Unicode.utf8_length s > 33 then (Unicode.utf8_sub s 0 30) ^ "..." else s
  in
  let noblank s = String.map (fun c ->
      match c with
        | ' ' | '\n' | '\t' | '\r' -> '~'
        | x -> x
      ) s
  in
  let (start,stop) = Option.cata Loc.unloc (0,0) com.CAst.loc in
  let safe_pr_vernac x =
    try Ppvernac.pr_vernac x
    with e -> str (Printexc.to_string e) in
  let cmd = noblank (shorten (string_of_ppcmds (safe_pr_vernac com)))
  in str "Chars " ++ int start ++ str " - " ++ int stop ++
     str " [" ++ str cmd ++ str "] "

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