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Added code to parse literal strings.

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git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@27001 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Richard Frith-MacDonald 2008-10-31 23:43:44 +00:00
parent 324a31ab97
commit 33ee6e2bef
2 changed files with 30 additions and 3 deletions
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1
ChangeLog
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@ -2,6 +2,7 @@
* Tools/gdomap.c: Improve error messages and information about
the -a option.
* Source/NSPredicate.m: parse literal strings
2008-10-29 Richard Frith-Macdonald <rfm@gnu.org>

32
Source/NSPredicate.m
View file

@ -756,6 +756,12 @@
case NSCustomSelectorPredicateOperatorType:
comp = NSStringFromSelector(_selector);
break;
case NSContainsPredicateOperatorType:
comp = @"CONTAINS";
break;
case NSBetweenPredicateOperatorType:
comp = @"BETWEEN";
break;
}
switch (_options)
{
@ -2061,15 +2067,35 @@
if ([self scanString: @"\"" intoString: NULL])
{
NSString *str = @"string constant";
NSCharacterSet *skip = [self charactersToBeSkipped];
NSString *str = nil;
[self setCharactersToBeSkipped: nil];
if ([self scanUpToString: @"\"" intoString: &str] == NO)
{
[self setCharactersToBeSkipped: skip];
[NSException raise: NSInvalidArgumentException
format: @"Invalid double quoted literal at %u", location];
}
[self setCharactersToBeSkipped: skip];
[self scanString: @"\"" intoString: NULL];
return [NSExpression expressionForConstantValue: str];
}
if ([self scanString: @"'" intoString: NULL])
{
NSString *str = @"string constant";
NSCharacterSet *skip = [self charactersToBeSkipped];
NSString *str = nil;
[self setCharactersToBeSkipped: nil];
if ([self scanUpToString: @"'" intoString: &str] == NO)
{
[self setCharactersToBeSkipped: skip];
[NSException raise: NSInvalidArgumentException
format: @"Invalid single quoted literal at %u", location];
}
[self setCharactersToBeSkipped: skip];
[self scanString: @"'" intoString: NULL];
return [NSExpression expressionForConstantValue: str];
}