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/**
STUndefinedObject.h
Wrapper for nil object
Copyright (c) 2002 Free Software Foundation
This file is part of the StepTalk project.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#import <StepTalk/STUndefinedObject.h>
@class STBlock;
@interface STUndefinedObject(SmalltalkAdditions)
- ifFalse:(STBlock *)block ifTrue:(STBlock *)anotherBlock;
- ifTrue:(STBlock *)block ifFalse:(STBlock *)anotherBlock;
- ifTrue:(STBlock *)block;
- ifFalse:(STBlock *)block;
- ifNil:(STBlock *)block;
- notNil:(STBlock *)block;
- (BOOL)isNil;
@end
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