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Tidyups and implementation of setSet: method

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@10010 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Richard Frith-Macdonald 2001-05-22 09:30:07 +00:00
parent 20dc038685
commit e8cb9dcc9d
9 changed files with 78 additions and 38 deletions
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49
Source/NSSet.m
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@ -30,6 +30,7 @@
#include <Foundation/NSString.h>
#include <Foundation/NSException.h>
#include <Foundation/NSObjCRuntime.h>
#include <Foundation/NSDebug.h>
@class GSSet;
@class GSMutableSet;
@ -523,20 +524,6 @@ static Class NSMutableSet_concrete_class;
}
}
- (void) unionSet: (NSSet*) other
{
if (other != self)
{
id keys = [other objectEnumerator];
id key;
while ((key = [keys nextObject]))
{
[self addObject: key];
}
}
}
- (void) intersectSet: (NSSet*) other
{
if (other != self)
@ -577,4 +564,38 @@ static Class NSMutableSet_concrete_class;
[self subclassResponsibility: _cmd];
}
- (void) setSet: (NSSet*)other
{
if (other == self)
{
return;
}
if (other == nil)
{
NSWarnMLog(@"Setting mutable set to nil");
[self removeAllObjects];
}
else
{
RETAIN(other); // In case it's held by us
[self removeAllObjects];
[self unionSet: other];
RELEASE(other);
}
}
- (void) unionSet: (NSSet*) other
{
if (other != self)
{
id keys = [other objectEnumerator];
id key;
while ((key = [keys nextObject]))
{
[self addObject: key];
}
}
}
@end