NSError-WIFoundation.m

/* $Id$ */

/*
 *  Copyright (c) 2006-2009 Axel Andersson
 *  All rights reserved.
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions
 *  are met:
 *  1. Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *  2. Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#import <WiredFoundation/NSError-WIFoundation.h>

@implementation NSError(WIFoundation)

+ (id)errorWithDomain:(NSString *)domain code:(NSInteger)code argument:(id)argument {
        return [self errorWithDomain:domain code:code userInfo:[NSDictionary dictionaryWithObject:argument forKey:WIArgumentErrorKey]];
}



+ (id)errorWithDomain:(NSString *)domain code:(NSInteger)code {
        return [self errorWithDomain:domain code:code userInfo:NULL];
}



- (id)initWithDomain:(NSString *)domain code:(NSInteger)code {
        return [self initWithDomain:domain code:code userInfo:NULL];
}



#pragma mark -

- (id)errorByAddingUserInfo:(NSDictionary *)addingUserInfo {
        NSMutableDictionary             *userInfo;
        
        userInfo = [[[self userInfo] mutableCopy] autorelease];
        [userInfo addEntriesFromDictionary:addingUserInfo];
        
        return [[self class] errorWithDomain:[self domain] code:[self code] userInfo:userInfo];
}

@end