Initial revision

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/base/trunk@419 72102866-910b-0410-8b05-ffd578937521

Source/NSCharacterSet.m

@@ -0,0 +1,221 @@
+/* NSCharacterSet - Character set holder
+   Copyright (C) 1993,1994 Free Software Foundation, Inc.
+
+   Written by:  Adam Fedor <fedor@boulder.colorado.edu>
+   Date: Apr 1995
+
+   This file is part of the GNU Objective C Class Library.
+
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+   
+   This library 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with this library; if not, write to the Free
+   Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include <Foundation/NSCharacterSet.h>
+
+
+@implementation NSCharacterSet
+
+// Creating standard character sets
+
++ (NSCharacterSet *)alphanumericCharacterSet
+{
+  [self notImplemented:_cmd];
+  return 0;
+}
+
++ (NSCharacterSet *)controlCharacterSet
+{
+  [self notImplemented:_cmd];
+  return 0;
+}
+
++ (NSCharacterSet *)decimalDigitCharacterSet
+{
+  [self notImplemented:_cmd];
+  return 0;
+}
+
++ (NSCharacterSet *)decomposableCharacterSet
+{
+  [self notImplemented:_cmd];
+  return 0;
+}
+
++ (NSCharacterSet *)illegalCharacterSet
+{
+  [self notImplemented:_cmd];
+  return 0;
+}
+
++ (NSCharacterSet *)letterCharacterSet
+{
+  [self notImplemented:_cmd];
+  return 0;
+}
+
++ (NSCharacterSet *)lowercaseLetterCharacterSet
+{
+  [self notImplemented:_cmd];
+  return 0;
+}
+
++ (NSCharacterSet *)nonBaseCharacterSet
+{
+  [self notImplemented:_cmd];
+  return 0;
+}
+
++ (NSCharacterSet *)uppercaseLetterCharacterSet
+{
+  [self notImplemented:_cmd];
+  return 0;
+}
+
++ (NSCharacterSet *)whitespaceAndNewlineCharacterSet
+{
+  [self notImplemented:_cmd];
+  return 0;
+}
+
++ (NSCharacterSet *)whitespaceCharacterSet
+{
+  [self notImplemented:_cmd];
+  return 0;
+}
+
+
+// Creating custom character sets
+
++ (NSCharacterSet *)characterSetWithBitmapRepresentation:(NSData *)data
+{
+  [self notImplemented:_cmd];
+  return 0;
+}
+
++ (NSCharacterSet *)characterSetWithCharactersInString:(NSString *)aString
+{
+  [self notImplemented:_cmd];
+  return 0;
+}
+
++ (NSCharacterSet *)characterSetWithRange:(NSRange)aRange
+{
+  [self notImplemented:_cmd];
+  return 0;
+}
+
+
+/* Other instance methods - only the first TWO must be implemented by all 
+   subclasses.  There is an abstract implementation of the inverted set.
+*/
+- (NSData *)bitmapRepresentation
+{
+  [self notImplemented:_cmd];
+  return 0;
+}
+
+- (BOOL)characterIsMember:(unichar)aCharacter
+{
+  [self notImplemented:_cmd];
+  return 0;
+}
+
+- (NSCharacterSet *)invertedSet
+{
+  [self notImplemented:_cmd];
+  return 0;
+}
+
+
+// NSCopying, NSMutableCopying
+/* deepening is done by concrete subclasses */
+- deepen
+{
+    return self;
+}
+
+- (id)copyWithZone:(NSZone *)zone
+{
+  if (NSShouldRetainWithZone(self, zone))
+      return [self retain];
+  else
+      return [[super copyWithZone:zone] deepen];
+}
+
+- (id)mutableCopyWithZone:(NSZone *)zone
+{
+  NSMutableCharacterSet *copy;
+  copy = [[NSMutableCharacterSet allocWithZone:zone] init];
+  [copy formUnionWithCharacterSet:self];
+  return copy;
+}
+
+@end
+
+@implementation NSMutableCharacterSet
+
+/* Mutable subclasses must implement ALL of these methods.  */
+- (void)addCharactersInRange:(NSRange)aRange
+{
+  [self notImplemented:_cmd];
+}
+
+- (void)addCharactersInString:(NSString *)aString
+{
+  [self notImplemented:_cmd];
+}
+
+- (void)formUnionWithCharacterSet:(NSCharacterSet *)otherSet
+{
+  [self notImplemented:_cmd];
+}
+
+- (void)formIntersectionWithCharacterSet:(NSCharacterSet *)otherSet
+{
+  [self notImplemented:_cmd];
+}
+
+- (void)removeCharactersInRange:(NSRange)aRange
+{
+  [self notImplemented:_cmd];
+}
+
+- (void)removeCharactersInString:(NSString *)aString
+{
+  [self notImplemented:_cmd];
+}
+
+- (void)invert
+{
+  [self notImplemented:_cmd];
+}
+
+// NSCopying, NSMutableCopying
+/* deepening is done by concrete subclasses */
+- deepen
+{
+    return self;
+}
+
+- (id)copyWithZone:(NSZone *)zone
+{
+  return [[super copyWithZone:zone] deepen];
+}
+
+- (id)mutableCopyWithZone:(NSZone *)zone
+{
+  return [[super copyWithZone:zone] deepen];
+}
+
+@end