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-------------------------------------------------------------------------------
--
-- Copyright (C) 2009, 2014 Stephe Leake
--
-- 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.Tags;
with OpenToken.Token.Linked_List;
package body OpenToken.Token is
procedure Set_Name (Token : in out Class; Name : in String)
is begin
if Name /= "" then
Token.Name := new String'(Name);
end if;
end Set_Name;
function Name (Token : in Instance) return String is
begin
if Token.Name = null then
return Ada.Tags.External_Tag (Class (Token)'Tag);
else
return Token.Name.all;
end if;
end Name;
function Has_Name (Token : in Instance) return Boolean
is begin
return Token.Name /= null;
end Has_Name;
function Name_Dispatch (Token : in Class) return String
is begin
return Name (Token);
end Name_Dispatch;
function Name_Dispatch (Token : access constant Instance'Class) return String
is begin
return Name (Token.all);
end Name_Dispatch;
procedure Expecting (Token : access Instance; List : in out Linked_List.Instance)
is begin
Linked_List.Add (List, Handle (Token));
end Expecting;
end OpenToken.Token;
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