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<?php
 /*
 * This file is part of Chevere.
 *
 * (c) Rodolfo Berrios <[email protected]>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
 
 declare(strict_types=1);
 
 namespace Chevere\Parameter\Interfaces;
 
 /**
 * Describes the component in charge of defining a parameter of type union.
 */
 interface UnionParameterInterface extends ParameterInterface, ParametersAccessInterface
 {
 /**
 * Asserts the given `$value` is valid.
 */
 public function __invoke(mixed $value): mixed;
 
 /**
 * Return an instance with added optional parameters.
 *
 * This method MUST retain the state of the current instance, and return
 * an instance that contains the specified parameters.
 */
 public function withAdded(ParameterInterface ...$parameter): self;
 
 public function assertCompatible(self $parameter): void;
 }
 
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