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Extracting +mtl_modelErrorWithException:
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,23 @@ | ||
| // | ||
| // NSError+MTLModelException.h | ||
| // Mantle | ||
| // | ||
| // Created by Robert Böhnke on 7/6/13. | ||
| // Copyright (c) 2013 GitHub. All rights reserved. | ||
| // | ||
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| #import <Foundation/Foundation.h> | ||
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| @interface NSError (MTLModelException) | ||
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| // Creates a new error for an exception that occured during updating an | ||
| // MTLModel. | ||
| // | ||
| // exception - The exception that was thrown while updating the model. | ||
| // This argument must not be nil. | ||
| // | ||
| // Returns an error that takes its localized description and failure reason | ||
| // from the exception. | ||
| + (instancetype)mtl_modelErrorWithException:(NSException *)exception; | ||
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| @end |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,37 @@ | ||
| // | ||
| // NSError+MTLModelException.m | ||
| // Mantle | ||
| // | ||
| // Created by Robert Böhnke on 7/6/13. | ||
| // Copyright (c) 2013 GitHub. All rights reserved. | ||
| // | ||
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| #import "MTLModel.h" | ||
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| #import "NSError+MTLModelException.h" | ||
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| // The domain for errors originating from MTLModel. | ||
| static NSString * const MTLModelErrorDomain = @"MTLModelErrorDomain"; | ||
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| // An exception was thrown and caught. | ||
| static const NSInteger MTLModelErrorExceptionThrown = 1; | ||
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| // Associated with the NSException that was caught. | ||
| static NSString * const MTLModelThrownExceptionErrorKey = @"MTLModelThrownException"; | ||
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| @implementation NSError (MTLModelException) | ||
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| + (instancetype)mtl_modelErrorWithException:(NSException *)exception | ||
| { | ||
| NSParameterAssert(exception != nil); | ||
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| NSDictionary *userInfo = @{ | ||
| NSLocalizedDescriptionKey: exception.description, | ||
| NSLocalizedFailureReasonErrorKey: exception.reason, | ||
| MTLModelThrownExceptionErrorKey: exception | ||
| }; | ||
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| return [NSError errorWithDomain:MTLModelErrorDomain code:MTLModelErrorExceptionThrown userInfo:userInfo]; | ||
| } | ||
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| @end |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,27 @@ | ||
| // | ||
| // MTLErrorModelExceptionSpec.m | ||
| // Mantle | ||
| // | ||
| // Created by Robert Böhnke on 7/6/13. | ||
| // Copyright (c) 2013 GitHub. All rights reserved. | ||
| // | ||
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| #import "NSError+MTLModelException.h" | ||
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| SpecBegin(MTLErrorModelException) | ||
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| describe(@"+mtl_modelErrorWithException:", ^{ | ||
| it(@"should return a new error for that exception", ^{ | ||
| NSException *exception = [NSException exceptionWithName:@"MTLTestException" reason:@"Just Testing" userInfo:nil]; | ||
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| NSError *error = [NSError mtl_modelErrorWithException:exception]; | ||
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| expect(error).toNot.beNil(); | ||
| expect(error.localizedDescription).to.equal(@"Just Testing"); | ||
| expect(error.localizedFailureReason).to.equal(@"Just Testing"); | ||
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| expect(error.userInfo[@"MTLModelThrownException"]).to.equal(exception); | ||
| }); | ||
| }); | ||
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| SpecEnd |