in include/SPTPersistentCache/SPTPersistentCacheResponse.h [31:47]
typedef NS_ENUM(NSInteger, SPTPersistentCacheResponseCode) {
/**
Indicates success of requested operation with data. The record field of SPTPersistentCacheResponse mustn't be nil
if it was load operation otherwise it could be. The error would be nil.
*/
SPTPersistentCacheResponseCodeOperationSucceeded,
/**
Indicates that no file found for given key in cache or is expired. The record and error field of
SPTPersistentCacheResponse is nil in this case.
*/
SPTPersistentCacheResponseCodeNotFound,
/**
Indicates error occured during requested operation. The record field of SPTPersistentCacheResponse would be nil.
The error mustn't be nil and specify exact error.
*/
SPTPersistentCacheResponseCodeOperationError
};