#import "Double.h"

@interface Double ()

@property(nonatomic, retain) NSNumber *value;

@end

@implementation Double

+ (instancetype)withValue:(double)value {
    return [[self.class alloc] initWithValue:@(value)];
}

- (double)get {
    return [[super get] doubleValue];
}

- (double)withDefault:(double)defaultValue {
    if (self.value) {
        return [self.value doubleValue];
    } else if (defaultValue) {
        return defaultValue;
    }

    return 0;
}

@end