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<?php
declare(strict_types = 1);
namespace Larium\Specification;
class CompositeSpecification extends LeafSpecification
{
private $specifications = [];
public function __construct(Specification ...$specifications)
$this->specifications = $specifications;
}
public function isSatisfiedBy(Candidate $candidate): bool
foreach ($this->specifications as $specification) {
if ($specification->isSatisfiedBy($candidate) === false) {
return false;
return true;
public function remainderUnsatisfiedBy(Candidate $candidate): ?Specification
if ($this->isSatisfiedBy($candidate)) {
return null;
$unsatisfied = [];
if (!$specification->isSatisfiedBy($candidate)) {
$unsatisfied[] = $specification;
return new static(...$unsatisfied);
Larium /
specification
