Skip to content
Find file
Fetching contributors…
Cannot retrieve contributors at this time
66 lines (54 sloc) 2.07 KB
// Copyright 2010 Todd Ditchendorf
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#import "TDXmlNmtokenState.h"
#import "PKTokenizer.h"
#import "PKReader.h"
#import "TDXmlToken.h"
@interface PKTokenizerState ()
- (void)resetWithReader:(PKReader *)r;
- (void)append:(PKUniChar)c;
- (NSString *)bufferedString;
@end
@interface TDXmlNameState ()
+ (BOOL)isNameChar:(PKUniChar)c;
+ (BOOL)isValidStartSymbolChar:(PKUniChar)c;
@end
// NameChar ::= Letter | Digit | '.' | '-' | '_' | ':' | CombiningChar | Extender
@implementation TDXmlNmtokenState
+ (BOOL)isValidStartSymbolChar:(PKUniChar)c {
return ('_' == c || ':' == c || '-' == c || '.' == c);
}
- (PKToken *)nextTokenFromReader:(PKReader *)r startingWith:(PKUniChar)cin tokenizer:(PKTokenizer *)t {
[self resetWithReader:r];
PKUniChar c = cin;
do {
[self append:c];
c = [r read];
} while ([[self class] isNameChar:c]);
if (PKEOF != c) {
[r unread];
}
NSString *s = [self bufferedString];
if ([s length] == 1 && [[self class] isValidStartSymbolChar:cin]) {
return [t.symbolState nextTokenFromReader:r startingWith:cin tokenizer:t];
} else if ([s length] == 1 && isdigit(cin)) {
return [t.numberState nextTokenFromReader:r startingWith:cin tokenizer:t];
} else {
return nil;
// return [[[TDXmlToken alloc] initWithTokenType:TDTT_NMTOKEN
// stringValue:[[stringbuf copy] autorelease]
// floatValue:0.0] autorelease];
}
}
@end
Jump to Line
Something went wrong with that request. Please try again.