NSString+JavaSubstring.m

/*
 * Diff Match and Patch
 * Copyright 2018 The diff-match-patch Authors.
 * https://github.com/google/diff-match-patch
 *
 * 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.
 *
 * Author: fraser@google.com (Neil Fraser)
 * ObjC port: jan@geheimwerk.de (Jan Weiß)
 */

#import "NSString+JavaSubstring.h"

#import "DiffMatchPatchCFUtilities.h"

@implementation NSString (JavaSubstring)

- (NSString *)diff_javaSubstringFromStart:(NSUInteger)start toEnd:(NSUInteger)end;
{
  CFStringRef c = diff_CFStringCreateJavaSubstring((CFStringRef)self, (CFIndex)start, (CFIndex)end);
  CFMakeCollectable(c);
  return [(NSString *)c autorelease];
}

@end