iOS/AWSCore.framework/Headers/AWSDDAssertMacros.h

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/**
 * NSAsset replacement that will output a log message even when assertions are disabled.
 **/
#define AWSDDAssert(condition, frmt, ...)                                                \
        if (!(condition)) {                                                           \
            NSString *description = [NSString stringWithFormat:frmt, ## __VA_ARGS__]; \
            AWSDDLogError(@"%@", description);                                           \
            NSAssert(NO, description);                                                \
        }
#define AWSDDAssertCondition(condition) AWSDDAssert(condition, @"Condition not satisfied: %s", #condition)