(************************************************************************) (* * 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 *)
(* 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 = match v with None -> default_margin | Some v -> v in
Format.pp_set_margin Format.str_formatter v;
Format.pp_set_margin !std_ft v;
Format.pp_set_margin !deep_ft v;
Format.pp_set_margin !err_ft v; (* 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 = "message.warning" let debug = "message.debug"
let quote_warning = quote_emacs quote_warning_start quote_warning_end let quote_info = quote_emacs quote_info_start quote_info_end
end
let dbg_hdr = tag Tag.debug (str "Debug:") ++ spc () let info_hdr = mt () let warn_hdr = tag Tag.warning (str "Warning:") ++ spc () let err_hdr = tag Tag.error (str "Error:") ++ spc ()
let make_body quoter info ?pre_hdr ?(qf=[]) s = let main = hov 0 (info ++ s) in let main = match qf with
| (_ :: _ as qf) when !Flags.test_mode -> v 0 (main ++ cut () ++ Quickfix.print qf)
| _ -> main in
pr_opt_no_spc (fun x -> x ++ fnl ()) pre_hdr ++ quoter main
(* We provide a generic clear_log_backend callback for backends wanting to do cleanup after the print.
*) let std_logger_cleanup = ref (fun () -> ())
let std_logger ?qf ?pre_hdr level msg =
gen_logger (fun x -> x) (fun x -> x) ?qf ?pre_hdr level msg;
!std_logger_cleanup ()
(** Color logging. Moved from Ppstyle, it may need some more refactoring *)
(* Tag map for terminal style *) let default_tag_map () = letopen Terminal in [ (* Local to console toplevel *) "message.error" , make ~bold:true ~fg_color:`WHITE ~bg_color:`RED ()
; "message.warning" , make ~bold:true ~fg_color:`WHITE ~bg_color:`YELLOW ()
; "message.debug" , make ~bold:true ~fg_color:`WHITE ~bg_color:`MAGENTA ()
; "message.prompt" , make ~fg_color:`GREEN () (* Coming from the printer *)
; "constr.evar" , make ~fg_color:`LIGHT_BLUE ()
; "constr.keyword" , make ~bold:true ()
; "constr.type" , make ~bold:true ~fg_color:`YELLOW ()
; "constr.notation" , 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.added" , make ~bg_color:(`RGB(0,141,0)) ~underline:true ()
; "diff.removed" , make ~bg_color:(`RGB(170,0,0)) ~underline:true ()
; "diff.added.bg" , make ~bg_color:(`RGB(0,91,0)) ()
; "diff.removed.bg" , make ~bg_color:(`RGB(91,0,0)) ()
]
let tag_map = ref CString.Map.empty
let init_tag_map styles = letset accu (name, st) = CString.Map.add name st accu in
tag_map := List.fold_left set !tag_map styles
let default_styles () =
init_tag_map (default_tag_map ())
let set_emacs_print_strings () = letopen Terminal in let diff = "diff."in List.iter (fun b -> let (name, attrs) = b in if CString.is_sub diff name 0 then
tag_map := CString.Map.add name
{ attrs with prefix = Some (Printf.sprintf "<%s>" name);
suffix = Some (Printf.sprintf "%s>" name) }
!tag_map)
(CString.Map.bindings !tag_map)
let parse_color_config str = let styles = Terminal.parse str in
init_tag_map styles
let dump_tags () = CString.Map.bindings !tag_map
let empty = Terminal.make () let default_style = Terminal.reset_style
let get_style tag = try CString.Map.find tag !tag_map with Not_found -> empty;;
let get_open_seq tags = let style = List.fold_left (fun a b -> Terminal.merge a (get_style b)) default_style tags in
Terminal.eval (Terminal.diff default_style style);;
let get_close_seq tags = let style = List.fold_left (fun a b -> Terminal.merge a (get_style b)) default_style tags in
Terminal.eval (Terminal.diff style default_style);;
let diff_tag_stack = 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""elsebegin 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 letopen Format in let fns = Format.pp_get_formatter_out_functions !std_ft () in let newline () = if !diff_tag_stack <> [] thenbegin 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 letstring s off n = if !reopen_highlight <> "" && String.trim (String.sub s off n) <> ""thenbegin
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
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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