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<?php declare(strict_types=1); |
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/** |
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* This file is part of the daikon-cqrs/value-object project. |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Daikon\ValueObject; |
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use Daikon\Interop\Assertion; |
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use Daikon\Interop\MakeEmptyInterface; |
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final class FloatValue implements MakeEmptyInterface, ValueObjectInterface |
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{ |
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private ?float $value; |
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/** @param null|int|float $value */ |
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public static function fromNative($value): self |
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{ |
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if (is_integer($value)) { |
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$value = floatval($value); |
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} |
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Assertion::nullOrFloat($value, 'Trying to create FloatValue VO from unsupported value type.'); |
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/** @psalm-suppress PossiblyInvalidArgument */ |
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return is_null($value) ? new self : new self(floatval($value)); |
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} |
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public static function zero(): self |
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{ |
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return new self(0.0); |
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} |
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public static function makeEmpty(): self |
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{ |
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return new self; |
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} |
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public function isEmpty(): bool |
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{ |
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return is_null($this->value); |
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} |
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public function isZero(): bool |
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{ |
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return $this->value === 0.0; |
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} |
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public function toNative(): ?float |
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{ |
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return $this->value; |
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} |
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/** @param self $comparator */ |
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public function equals($comparator): bool |
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{ |
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Assertion::isInstanceOf($comparator, self::class); |
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return $this->toNative() === $comparator->toNative(); |
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} |
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public function __toString(): string |
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{ |
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return is_null($this->value) ? 'null' : (string)$this->value; |
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} |
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private function __construct(?float $value = null) |
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{ |
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$this->value = $value; |
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} |
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} |
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daikon-cqrs /
value-object
