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- -- This file is part of SmallEiffel The GNU Eiffel Compiler.
- -- Copyright (C) 1994-98 LORIA - UHP - CRIN - INRIA - FRANCE
- -- Dominique COLNET and Suzanne COLLIN - colnet@loria.fr
- -- http://www.loria.fr/SmallEiffel
- -- SmallEiffel 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 2, or (at your option) any later
- -- version. SmallEiffel 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 along with SmallEiffel; see the file COPYING. If not,
- -- write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- -- Boston, MA 02111-1307, USA.
- --
- deferred class WHEN_ITEM
- --
- -- WHEN_ITEM_1 for a single value.
- -- WHEN_ITEM_2 for a slice.
- --
-
- inherit GLOBALS;
-
- feature {ANY}
-
- e_when: E_WHEN;
- -- Corresponding one when checked;
-
- current_type: TYPE is
- require
- e_when /= Void;
- do
- Result := e_when.current_type;
- end;
-
- start_position: POSITION is
- deferred
- end;
-
- pretty_print is
- deferred
- end;
-
- feature {E_WHEN}
-
- to_runnable_integer(ew: E_WHEN): like Current is
- require
- ew /= Void;
- deferred
- ensure
- Result.e_when = ew
- end;
-
- to_runnable_character(ew: E_WHEN): like Current is
- require
- ew /= Void;
- deferred
- ensure
- Result.e_when = ew
- end;
-
- clear_e_when is
- do
- e_when := Void;
- ensure
- e_when = Void;
- end;
-
- feature {E_WHEN}
-
- eval(exp: INTEGER): BOOLEAN is
- deferred
- end;
-
- end -- WHEN_ITEM
-
-