| 1 | <?php  | 
            ||
| 9 | abstract class OptionalBase implements Optional  | 
            ||
| 10 | { | 
            ||
| 11 | /**  | 
            ||
| 12 | * @return bool  | 
            ||
| 13 | */  | 
            ||
| 14 | final public function isNone(): bool  | 
            ||
| 18 | |||
| 19 | /**  | 
            ||
| 20 | * @param mixed $default  | 
            ||
| 21 | *  | 
            ||
| 22 | * @return mixed  | 
            ||
| 23 | */  | 
            ||
| 24 | final public function default($default)  | 
            ||
| 28 | |||
| 29 | /**  | 
            ||
| 30 | * @param callable $callback  | 
            ||
| 31 | */  | 
            ||
| 32 | final public function do(callable $callback): void  | 
            ||
| 38 | |||
| 39 | /**  | 
            ||
| 40 | * @return Optional  | 
            ||
| 41 | */  | 
            ||
| 42 | final public function ensureNotFalse(): Optional  | 
            ||
| 48 | |||
| 49 | /**  | 
            ||
| 50 | * @param mixed $value  | 
            ||
| 51 | *  | 
            ||
| 52 | * @return bool  | 
            ||
| 53 | */  | 
            ||
| 54 | final public function isNotEqualTo($value): bool  | 
            ||
| 58 | |||
| 59 | /**  | 
            ||
| 60 | * @param mixed $value  | 
            ||
| 61 | *  | 
            ||
| 62 | * @return bool  | 
            ||
| 63 | */  | 
            ||
| 64 | final public function isNotIdenticalTo($value): bool  | 
            ||
| 68 | |||
| 69 | /**  | 
            ||
| 70 | * @param mixed $value  | 
            ||
| 71 | *  | 
            ||
| 72 | * @return bool  | 
            ||
| 73 | */  | 
            ||
| 74 | final public function __invoke(&$value = null): bool  | 
            ||
| 78 | }  | 
            ||
| 79 |