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213 | ------------------------------------------------------------------------------
-- --
-- Matreshka Project --
-- --
-- Localization, Internationalization, Globalization for Ada --
-- --
-- Runtime Library Component --
-- --
------------------------------------------------------------------------------
-- --
-- Copyright © 2010-2017 Vadim Godunko <vgodunko@gmail.com> --
-- --
-- Matreshka is free software; you can redistribute it and/or modify it --
-- under terms of the GNU General Public License as published by the Free --
-- Software Foundation; either version 2, or (at your option) any later --
-- version. Matreshka is distributed in the hope that it will be useful, --
-- but WITHOUT ANY WARRANTY; without even the implied warranty of --
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General --
-- Public License for more details. You should have received a copy of the --
-- GNU General Public License distributed with Matreshka; see file COPYING. --
-- If not, write to the Free Software Foundation, 51 Franklin Street, --
-- Fifth Floor, Boston, MA 02110-1301, USA. --
-- --
-- As a special exception, if other files instantiate generics from this --
-- unit, or you link this unit with other files to produce an executable, --
-- this unit does not by itself cause the resulting executable to be --
-- covered by the GNU General Public License. This exception does not --
-- however invalidate any other reasons why the executable file might be --
-- covered by the GNU Public License. --
-- --
------------------------------------------------------------------------------
-- $Revision: 5776 $ $Date: 2017-09-15 16:26:40 +0300 (Пт, 15 сен 2017) $
------------------------------------------------------------------------------
with Ada.Characters.Latin_1;
with Ada.Strings.Fixed;
with Ada.Strings.Unbounded;
package body Matreshka.Internals.Regexps.Engine.Debug is
use Matreshka.Internals.Utf16;
type State is record
PC : Positive;
SP : Utf16_String_Index;
SI : Positive;
SS : Regexps.Slice_Array (0 .. 9);
end record;
----------
-- Dump --
----------
function Dump (Program : Engine.Program) return String is
use Ada.Characters.Latin_1;
use Ada.Strings;
use Ada.Strings.Fixed;
use Ada.Strings.Unbounded;
Result : Unbounded_String;
begin
for J in Program.Instructions'Range loop
declare
Address_Image : constant String := Trim (Integer'Image (J), Both);
Address_Buffer : String (1 .. 4) := (others => ' ');
Instruction : constant Engine.Instruction
:= Program.Instructions (J);
begin
Address_Buffer (4 - Address_Image'Length + 1 .. 4) :=
Address_Image;
Append (Result, Address_Buffer);
Append (Result, ' ');
case Instruction.Kind is
when None =>
Append (Result, "nop");
when I_Terminate =>
Append
(Result,
"terminate ["
& Trim (Integer'Image (Instruction.Next), Both)
& "]");
when Split =>
Append
(Result,
"split ["
& Trim (Integer'Image (Instruction.Next), Both)
& "], ["
& Trim (Integer'Image (Instruction.Another), Both)
& "]");
when Any_Code_Point =>
Append
(Result,
"char is any ["
& Trim (Integer'Image (Instruction.Next), Both)
& "]");
when Code_Point =>
Append
(Result,
"char is "
& Wide_Wide_Character'Image
(Wide_Wide_Character'Val (Instruction.Code))
& " ["
& Trim (Integer'Image (Instruction.Next), Both)
& "]");
when Code_Range =>
Append
(Result,
"char in "
& Wide_Wide_Character'Image
(Wide_Wide_Character'Val (Instruction.Low))
& " .. "
& Wide_Wide_Character'Image
(Wide_Wide_Character'Val (Instruction.High)));
if Instruction.Negate then
Append (Result, " {negate}");
end if;
Append
(Result,
" ["
& Trim (Integer'Image (Instruction.Next), Both)
& "]");
when I_Property =>
case Instruction.Value.Kind is
when None =>
raise Program_Error;
when General_Category =>
Append (Result, "char General_Category is");
for K in Instruction.Value.GC_Flags'Range loop
if Instruction.Value.GC_Flags (K) then
Append
(Result,
' '
& Matreshka.Internals.Unicode.Ucd.
General_Category'Image
(K));
end if;
end loop;
when Binary =>
Append
(Result,
"char is "
& Matreshka.Internals.Unicode.Ucd.
Boolean_Properties'Image
(Instruction.Value.Property));
end case;
if Instruction.Negative then
Append (Result, " {negative}");
end if;
when Match =>
Append (Result, "match");
when Save =>
Append
(Result,
"save $"
& Trim (Integer'Image (Instruction.Slot), Both)
& " ");
if Instruction.Start then
Append (Result, "{begin}");
else
Append (Result, "{end}");
end if;
Append
(Result,
" ["
& Trim (Integer'Image (Instruction.Next), Both)
& "]");
when I_Anchor =>
Append (Result, "anchor");
if Instruction.Start_Of_Line then
Append (Result, " {start of line}");
end if;
if Instruction.End_Of_Line then
Append (Result, " {end of line}");
end if;
Append
(Result,
" ["
& Trim (Integer'Image (Instruction.Next), Both)
& "]");
end case;
Append (Result, LF);
end;
end loop;
return To_String (Result);
end Dump;
end Matreshka.Internals.Regexps.Engine.Debug;
|