PHP Decode

<?php

/**
 * This file is part of the reliforp/reli-prof package.
 *
 * (c) sji <[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 Reli\Inspector\Settings\TraceLoopSettings;

use PhpCast\NullableCast;
use Reli\Inspector\Settings\InspectorSettingsException;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Input\InputOption;

use function filter_var;
use function is_null;

use const FILTER_NULL_ON_FAILURE;
use const FILTER_VALIDATE_BOOLEAN;
use const FILTER_VALIDATE_INT;

final class TraceLoopSettingsFromConsoleInput
{
    /** @codeCoverageIgnore */
    public function setOptions(Command $command): void
    {
        $command
            ->addOption(
                'sleep-ns',
                's',
                InputOption::VALUE_OPTIONAL,
                'nanoseconds between traces (default: 1000 * 1000 * 10)'
            )
            ->addOption(
                'max-retries',
                'r',
                InputOption::VALUE_OPTIONAL,
                'max retries on contiguous errors of read (default: 10)'
            )
            ->addOption(
                'stop-process',
                'S',
                InputOption::VALUE_OPTIONAL,
                'stop the target process while reading its trace (default: off)'
            )
        ;
    }

    /**
     * @throws InspectorSettingsException
     */
    public function createSettings(InputInterface $input): TraceLoopSettings
    {
        $sleep_nano_seconds = NullableCast::toString($input->getOption('sleep-ns'));
        if (is_null($sleep_nano_seconds)) {
            $sleep_nano_seconds = TraceLoopSettings::SLEEP_NANO_SECONDS_DEFAULT;
        }
        $sleep_nano_seconds = filter_var($sleep_nano_seconds, FILTER_VALIDATE_INT);
        if ($sleep_nano_seconds === false) {
            throw TraceLoopSettingsException::create(
                TraceLoopSettingsException::SLEEP_NS_IS_NOT_INTEGER
            );
        }

        $max_retries = NullableCast::toString($input->getOption('max-retries'));
        if (is_null($max_retries)) {
            $max_retries = TraceLoopSettings::MAX_RETRY_DEFAULT;
        }
        $max_retries = filter_var($max_retries, FILTER_VALIDATE_INT);
        if ($max_retries === false) {
            throw TraceLoopSettingsException::create(
                TraceLoopSettingsException::MAX_RETRY_IS_NOT_INTEGER
            );
        }

        $stop_process = NullableCast::toString($input->getOption('stop-process'));
        if (is_null($stop_process)) {
            $stop_process = false;
        }
        $stop_process = filter_var($stop_process, FILTER_VALIDATE_BOOLEAN, FILTER_NULL_ON_FAILURE);
        if ($stop_process === null) {
            throw TraceLoopSettingsException::create(
                TraceLoopSettingsException::STOP_PROCESS_IS_NOT_BOOLEAN
            );
        }

        return new TraceLoopSettings(
            $sleep_nano_seconds,
            TraceLoopSettings::CANCEL_KEY_DEFAULT,
            $max_retries,
            $stop_process,
        );
    }
}
 ?>