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Add a warning if you violate the save expectations of NSManagedObjectContext. fixes #1185

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Blake Watters
2013-01-29 11:51:41 -05:00
parent 4f442b142f
commit ec180fae5b
1 changed files with 1 additions and 0 deletions
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Code/CoreData/NSManagedObjectContext+RKAdditions.m
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@@ -44,6 +44,7 @@
__block BOOL success;
[contextToSave performBlockAndWait:^{
success = [contextToSave save:&localError];
if (! success && localError == nil) RKLogWarning(@"Saving of managed object context failed, but a `nil` value for the `error` argument was returned. This typically indicates an invalid implementation of a key-value validation method exists within your model. This violation of the API contract may result in the save operation being mis-interpretted by callers that rely on the availability of the error.");
}];
if (! success) {