| // |
| // NSValueTransformer+MTLInversionAdditions.m |
| // Mantle |
| // |
| // Created by Justin Spahr-Summers on 2013-05-18. |
| // Copyright (c) 2013 GitHub. All rights reserved. |
| // |
| |
| #import "NSValueTransformer+MTLInversionAdditions.h" |
| #import "MTLValueTransformer.h" |
| |
| @implementation NSValueTransformer (MTLInversionAdditions) |
| |
| - (NSValueTransformer *)mtl_invertedTransformer { |
| NSParameterAssert(self.class.allowsReverseTransformation); |
| |
| return [MTLValueTransformer reversibleTransformerWithForwardBlock:^(id value) { |
| return [self reverseTransformedValue:value]; |
| } reverseBlock:^(id value) { |
| return [self transformedValue:value]; |
| }]; |
| } |
| |
| @end |
