/usr/share/doc/libopentoken-doc/examples/Language_Lexer_Examples/test_m3_lexer.adb is in libopentoken-doc 6.0b-7.
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--
-- Copyright (C) 1999, 2014 David Starner
--
-- This file is part of the OpenToken package.
--
-- The OpenToken package is free software; you can redistribute it and/or
-- modify it under the terms of the GNU General Public License as published
-- by the Free Software Foundation; either version 3, or (at your option)
-- any later version. The OpenToken package 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 the OpenToken
-- package; see file GPL.txt. If not, write to the Free Software Foundation,
-- 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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.
-------------------------------------------------------------------------------
with Ada.Text_IO;
with Ada.Command_Line;
with OpenToken.Text_Feeder.Text_IO;
with M3_Lexer;
use M3_Lexer;
procedure Test_M3_Lexer is
-- Global text file for reading parse data
File : aliased Ada.Text_IO.File_Type;
Feeder : aliased OpenToken.Text_Feeder.Text_IO.Instance :=
OpenToken.Text_Feeder.Text_IO.Create (File'Unchecked_Access);
begin
Ada.Text_IO.Open
(File => File,
Mode => Ada.Text_IO.In_File,
Name => Ada.Command_Line.Argument (1));
Analyzer.Set_Text_Feeder (Feeder'Unchecked_Access);
loop
Analyzer.Find_Next;
Ada.Text_IO.Put_Line
("Found " & M3_Token'Image (Analyzer.ID) &
' ' & Analyzer.Lexeme);
exit when Analyzer.ID = End_of_File_T;
end loop;
end Test_M3_Lexer;
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