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<?php |
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declare(strict_types=1); |
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namespace MichaelRubel\ValueObjects; |
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use Illuminate\Contracts\Support\Arrayable; |
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use Illuminate\Support\Traits\Conditionable; |
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use Illuminate\Support\Traits\Macroable; |
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use InvalidArgumentException; |
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/** |
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* @template TKey of array-key |
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* @template TValue |
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* |
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* @implements Arrayable<TKey, TValue> |
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*/ |
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abstract class ValueObject implements Arrayable |
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{ |
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use Macroable, Conditionable; |
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/** |
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* Get the object value. |
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* |
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* @return mixed |
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*/ |
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abstract public function value(); |
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/** |
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* Convenient method to create a value object statically. |
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* |
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* @param mixed $values |
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* |
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* @return static |
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*/ |
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public static function make(mixed ...$values): static |
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{ |
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return new static(...$values); |
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} |
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/** |
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* Convenient method to create a value object statically. |
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* |
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* @param mixed $values |
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* |
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* @return static |
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*/ |
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public static function from(mixed ...$values): static |
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{ |
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return static::make(...$values); |
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} |
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/** |
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* Create a value object or return null. |
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* |
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* @param mixed $values |
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* |
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* @return static|null |
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*/ |
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public static function makeOrNull(mixed ...$values): static|null |
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{ |
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return rescue(fn () => static::make(...$values), report: false); |
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} |
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/** |
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* Check if objects are instances of same class |
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* and share the same properties and values. |
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* |
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* @param ValueObject<int|string, mixed> $object |
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* |
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* @return bool |
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*/ |
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public function equals(ValueObject $object): bool |
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{ |
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return $this == $object; |
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} |
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/** |
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* Inversion for `equals` method. |
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* |
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* @param ValueObject<int|string, mixed> $object |
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* |
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* @return bool |
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*/ |
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public function notEquals(ValueObject $object): bool |
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{ |
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return ! $this->equals($object); |
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} |
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/** |
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* Get an array representation of the value object. |
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* |
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* @return array |
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*/ |
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public function toArray(): array |
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{ |
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return (array) $this->value(); |
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} |
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/** |
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* Get string representation of the value object. |
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* |
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* @return string |
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*/ |
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public function __toString(): string |
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{ |
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return (string) $this->value(); |
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} |
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/** |
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* Get the internal property value. |
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* |
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* @param string $name |
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* |
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* @return mixed |
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*/ |
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public function __get(string $name): mixed |
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{ |
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return $this->{$name}; |
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} |
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/** |
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* Make sure value object is immutable. |
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* |
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* @param string $name |
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* @param mixed $value |
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* |
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* @return void |
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*/ |
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public function __set(string $name, mixed $value): void |
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{ |
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throw new InvalidArgumentException('Value objects are immutable, you cannot modify properties. Create a new object instead.'); |
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} |
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} |
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