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/* GemRB - Infinity Engine Emulator
* Copyright (C) 2013 The GemRB Project
*
* This program 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
* of the License, or (at your option) any later version.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#import "EmptyStringTransformer.h"
@implementation EmptyStringTransformer
+(Class)transformedValueClass {
return [NSString class];
}
-(id)transformedValue:(id)value {
if ([value isKindOfClass:[NSString class]]) {
return value;
}
if (value == nil) {
return @"";
}
return nil;
}
@end
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