STRUNG_ENUM.h

#define STRUNG_ENUM(THE_ARGS...) STRUNG_SOMETHING(NS_ENUM, THE_ARGS)
#define STRUNG_OPTIONS(THE_ARGS...) STRUNG_SOMETHING(NS_OPTIONS, THE_ARGS)

#define STRUNG_SOMETHING(TARGET_NS_MACRO, ENUM_BASE_TYPE, ENUM_NULL_VALUE, ENUM_NAME, ENUM_VALUES...) typedef TARGET_NS_MACRO (ENUM_BASE_TYPE, ENUM_NAME) { \
        ENUM_VALUES \
}; \
\
\
\
    static NSString * ENUM_NAME ## ToDebugString(int enumValue) { \
        static NSString *enumDescription = @"" #ENUM_VALUES;  \
/*parse the enum values into a dict*/ \
        static NSDictionary *enumsByValue = nil; \
        if (enumsByValue == nil) { \
            NSMutableDictionary *mutableEnumsByValue = [NSMutableDictionary dictionary]; \
            NSArray *enumPairs = [enumDescription componentsSeparatedByString:@","]; \
\
            NSInteger lastValue = 0 - 1; /*set to 1 before the default value for the first enum*/ \
            for (NSString *enumPair in enumPairs) { \
                NSArray *labelAndValue = [enumPair componentsSeparatedByString:@"="]; \
                NSString *label = [[labelAndValue objectAtIndex:0] stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceCharacterSet]]; \
                BOOL hasExplictValue = [labelAndValue count] > 1; \
                NSInteger value = (hasExplictValue) ?[[labelAndValue objectAtIndex:1] integerValue] : lastValue + 1; \
\
                [mutableEnumsByValue setObject:label forKey:[NSNumber numberWithInteger:value]]; \
\
                lastValue = value; \
            } \
\
            enumsByValue = [mutableEnumsByValue copy]; \
        } \
\
        NSString *label = [enumsByValue objectForKey:[NSNumber numberWithInteger:enumValue]]; \
        if (label != nil) { return label; } \
\
        return [NSString stringWithFormat:@"%i not defined as a %s value", enumValue, #ENUM_NAME]; \
    } \
\
    static ENUM_NAME ENUM_NAME ## FromDebugString(NSString * string) { \
        static NSString *enumDescription = @"" #ENUM_VALUES;  \
/*parse the enum values into a dict*/ \
        static NSDictionary *enumsByString = nil; \
        if (enumsByString == nil) { \
            NSMutableDictionary *mutableEnumsByString = [NSMutableDictionary dictionary]; \
            NSArray *enumPairs = [enumDescription componentsSeparatedByString:@","]; \
\
            NSInteger lastValue = 0 - 1; /*set to 1 before the default value for the first enum*/ \
            for (NSString *enumPair in enumPairs) { \
                NSArray *labelAndValue = [enumPair componentsSeparatedByString:@"="]; \
                NSString *label = [[labelAndValue objectAtIndex:0] stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceCharacterSet]]; \
                BOOL hasExplictValue = [labelAndValue count] > 1; \
                NSInteger value = (hasExplictValue) ?[[labelAndValue objectAtIndex:1] integerValue] : lastValue + 1; \
\
                [mutableEnumsByString setObject:[NSNumber numberWithInteger:value] forKey:label]; \
\
                lastValue = value; \
            } \
\
            enumsByString = [mutableEnumsByString copy]; \
        } \
\
        NSNumber *value = [enumsByString objectForKey:string]; \
        if (value == nil) { \
            return (ENUM_NAME)ENUM_NULL_VALUE; \
        } else { \
            return value.integerValue; \
        } \
    }

Enum macro based on this gist which is based on this post