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<?php
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/**
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* This file is part of the ramsey/uuid library
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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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* @copyright Copyright (c) Ben Ramsey <ben@benramsey.com>
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* @license http://opensource.org/licenses/MIT MIT
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*/
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declare(strict_types=1);
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namespace Ramsey\Uuid\Builder;
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use Ramsey\Uuid\Codec\CodecInterface;
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use Ramsey\Uuid\Exception\BuilderNotFoundException;
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use Ramsey\Uuid\Exception\UnableToBuildUuidException;
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use Ramsey\Uuid\UuidInterface;
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/**
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* FallbackBuilder builds a UUID by stepping through a list of UUID builders
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* until a UUID can be constructed without exceptions
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*
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* @psalm-immutable
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*/
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class FallbackBuilder implements UuidBuilderInterface
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{
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/**
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* @param iterable<UuidBuilderInterface> $builders An array of UUID builders
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*/
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public function __construct(private iterable $builders)
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{
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}
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/**
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* Builds and returns a UuidInterface instance using the first builder that
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* succeeds
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*
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* @param CodecInterface $codec The codec to use for building this instance
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* @param string $bytes The byte string from which to construct a UUID
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*
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* @return UuidInterface an instance of a UUID object
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*
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* @psalm-pure
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*/
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public function build(CodecInterface $codec, string $bytes): UuidInterface
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{
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$lastBuilderException = null;
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foreach ($this->builders as $builder) {
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try {
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return $builder->build($codec, $bytes);
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} catch (UnableToBuildUuidException $exception) {
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$lastBuilderException = $exception;
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continue;
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}
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}
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throw new BuilderNotFoundException(
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'Could not find a suitable builder for the provided codec and fields',
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0,
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$lastBuilderException
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);
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}
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}
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