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Implement NSTextCheckingResult -resultByAdjustingRangesWithOffset:

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@34350 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Wolfgang Lux 2011-12-23 16:49:23 +00:00
parent 4e79a89139
commit 3b65abba77
3 changed files with 39 additions and 1 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2011-12-23 Wolfgang Lux <wolfgang.lux@gmail.com>
* Headers/Foundation/NSTextCheckingResult.h:
* Source/NSTextCheckingResult.m (-resultByAdjustingRangesWithOffset:):
Implement method.
2011-12-23 Wolfgang Lux <wolfgang.lux@gmail.com>
* Headers/Foundation/NSTextCheckingResult.h:

2
Headers/Foundation/NSTextCheckingResult.h
View file

@ -72,4 +72,6 @@ static const NSTextCheckingType NSTextCheckingTypeRegularExpression = 1ULL<<10;
+ (NSTextCheckingResult*)regularExpressionCheckingResultWithRanges: (NSRangePointer)ranges
count: (NSUInteger)count
regularExpression: (NSRegularExpression*)regularExpression;
- (NSRange)rangeAtIndex: (NSUInteger)idx;
- (NSTextCheckingResult *)resultByAdjustingRangesWithOffset: (NSInteger)offset;
@end

32
Source/NSTextCheckingResult.m
View file

@ -87,6 +87,12 @@
}
return [self range];
}
- (NSTextCheckingResult *)resultByAdjustingRangesWithOffset: (NSInteger)offset
{
[self subclassResponsibility: _cmd];
return nil;
}
@end
@ -130,5 +136,29 @@
return NSTextCheckingTypeRegularExpression;
}
@end
- (NSTextCheckingResult *)resultByAdjustingRangesWithOffset: (NSInteger)offset
{
NSUInteger i;
GSRegularExpressionCheckingResult *result =
[[GSRegularExpressionCheckingResult new] autorelease];
result->rangeCount = rangeCount;
result->ranges = calloc(sizeof(NSRange), rangeCount);
for (i = 0; i < rangeCount; i++)
{
NSRange r = ranges[i];
if ((offset > 0 && NSNotFound - r.location <= offset) ||
(offset < 0 && r.location < -offset))
{
[NSException raise: NSInvalidArgumentException
format: @"Invalid offset %ld for range: %@",
(long)offset, NSStringFromRange(r)];
}
r.location += offset;
result->ranges[i] = r;
}
ASSIGN(result->regularExpression, regularExpression);
return result;
}
@end