*/ final class SchemaCollection implements Countable, IteratorAggregate { /** * @var list */ private array $schemas; /** * @no-named-arguments */ public function __construct(Schema ... $schemas) { $this->schemas = $schemas; } public function getIterator(): Traversable { yield from $this->schemas; } public function count(): int { return count($this->schemas); } public function add(Schema $schema): self { return new self(...[...$this->schemas, $schema]); } /** * @param callable(SchemaCollection): SchemaCollection $manipulator */ public function manipulate(callable $manipulator): self { /** @psalm-suppress ImpureFunctionCall */ return $manipulator($this); } /** * @param callable(Schema): bool $filter */ public function filter(callable $filter): self { /** @psalm-suppress ImpureFunctionCall */ return new self(...filter($this->schemas, $filter(...))); } /** * @template T * @param callable(Schema): T $mapper * * @return list */ public function map(callable $mapper) { /** @psalm-suppress ImpureFunctionCall */ return map($this->schemas, $mapper(...)); } }