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<?php |
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/** |
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* This file is part of the sj-i/php-profiler package. |
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* |
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* (c) sji <[email protected]> |
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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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declare(strict_types=1); |
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namespace PhpProfiler\Lib\Loop; |
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use LogicException; |
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final class LoopBuilder |
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{ |
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/** @var array<int, class-string<LoopProcessInterface>> */ |
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private array $process_stack = []; |
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/** @var array<int, array> */ |
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private array $parameter_stack = []; |
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/** |
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* @param class-string<LoopProcessInterface> $process |
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* @param array $parameters |
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* @return self |
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*/ |
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public function addProcess(string $process, array $parameters): self |
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{ |
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if (!is_a($process, LoopProcessInterface::class, true)) { |
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throw new LogicException('1st argument must be a name of a class implements LoopProcessInterface'); |
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} |
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$self = clone $this; |
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$self->process_stack[] = $process; |
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$self->parameter_stack[] = $parameters; |
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return $self; |
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} |
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public function build(): Loop |
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{ |
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$process = null; |
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$stack_num = count($this->process_stack); |
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for ($i = $stack_num - 1; $i >= 0; $i--) { |
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$parameters = $this->parameter_stack[$i]; |
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if (!is_null($process)) { |
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$parameters[] = $process; |
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} |
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$loop_class_name = $this->process_stack[$i]; |
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$process = new $loop_class_name(...$parameters); |
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} |
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if (is_null($process)) { |
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throw new LogicException('no LoopProcess specified'); |
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} |
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return new Loop($process); |
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} |
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} |
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sj-i /
php-profiler
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