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Current File : //home2/vacivi36/code/vendor/friendsofphp/php-cs-fixer/src/Console/Command/DescribeCommand.php

<?php

declare(strict_types=1);

/*
 * This file is part of PHP CS Fixer.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *     Dariusz Rumiński <dariusz.ruminski@gmail.com>
 *
 * This source file is subject to the MIT license that is bundled
 * with this source code in the file LICENSE.
 */

namespace PhpCsFixer\Console\Command;

use PhpCsFixer\Differ\DiffConsoleFormatter;
use PhpCsFixer\Differ\FullDiffer;
use PhpCsFixer\Fixer\ConfigurableFixerInterface;
use PhpCsFixer\Fixer\DeprecatedFixerInterface;
use PhpCsFixer\Fixer\FixerInterface;
use PhpCsFixer\FixerConfiguration\AliasedFixerOption;
use PhpCsFixer\FixerConfiguration\AllowedValueSubset;
use PhpCsFixer\FixerConfiguration\DeprecatedFixerOption;
use PhpCsFixer\FixerDefinition\CodeSampleInterface;
use PhpCsFixer\FixerDefinition\FileSpecificCodeSampleInterface;
use PhpCsFixer\FixerDefinition\VersionSpecificCodeSampleInterface;
use PhpCsFixer\FixerFactory;
use PhpCsFixer\Preg;
use PhpCsFixer\RuleSet\RuleSets;
use PhpCsFixer\StdinFileInfo;
use PhpCsFixer\Tokenizer\Tokens;
use PhpCsFixer\Utils;
use PhpCsFixer\WordMatcher;
use Symfony\Component\Console\Attribute\AsCommand;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Formatter\OutputFormatter;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\ConsoleOutputInterface;
use Symfony\Component\Console\Output\OutputInterface;

/**
 * @author Dariusz Rumiński <dariusz.ruminski@gmail.com>
 *
 * @internal
 */
#[AsCommand(name: 'describe')]
final class DescribeCommand extends Command
{
    /**
     * @var string
     */
    protected static $defaultName = 'describe';

    /**
     * @var string[]
     */
    private $setNames;

    private FixerFactory $fixerFactory;

    /**
     * @var array<string, FixerInterface>
     */
    private $fixers;

    public function __construct(?FixerFactory $fixerFactory = null)
    {
        parent::__construct();

        if (null === $fixerFactory) {
            $fixerFactory = new FixerFactory();
            $fixerFactory->registerBuiltInFixers();
        }

        $this->fixerFactory = $fixerFactory;
    }

    /**
     * {@inheritdoc}
     */
    protected function configure(): void
    {
        $this
            ->setDefinition(
                [
                    new InputArgument('name', InputArgument::REQUIRED, 'Name of rule / set.'),
                ]
            )
            ->setDescription('Describe rule / ruleset.')
        ;
    }

    /**
     * {@inheritdoc}
     */
    protected function execute(InputInterface $input, OutputInterface $output): int
    {
        if (OutputInterface::VERBOSITY_VERBOSE <= $output->getVerbosity() && $output instanceof ConsoleOutputInterface) {
            $stdErr = $output->getErrorOutput();
            $stdErr->writeln($this->getApplication()->getLongVersion());
        }

        $name = $input->getArgument('name');

        try {
            if (str_starts_with($name, '@')) {
                $this->describeSet($output, $name);

                return 0;
            }

            $this->describeRule($output, $name);
        } catch (DescribeNameNotFoundException $e) {
            $matcher = new WordMatcher(
                'set' === $e->getType() ? $this->getSetNames() : array_keys($this->getFixers())
            );

            $alternative = $matcher->match($name);

            $this->describeList($output, $e->getType());

            throw new \InvalidArgumentException(sprintf(
                '%s "%s" not found.%s',
                ucfirst($e->getType()),
                $name,
                null === $alternative ? '' : ' Did you mean "'.$alternative.'"?'
            ));
        }

        return 0;
    }

    private function describeRule(OutputInterface $output, string $name): void
    {
        $fixers = $this->getFixers();

        if (!isset($fixers[$name])) {
            throw new DescribeNameNotFoundException($name, 'rule');
        }

        /** @var FixerInterface $fixer */
        $fixer = $fixers[$name];

        $definition = $fixer->getDefinition();

        $summary = $definition->getSummary();

        if ($fixer instanceof DeprecatedFixerInterface) {
            $successors = $fixer->getSuccessorsNames();
            $message = [] === $successors
                ? 'will be removed on next major version'
                : sprintf('use %s instead', Utils::naturalLanguageJoinWithBackticks($successors));
            $message = Preg::replace('/(`.+?`)/', '<info>$1</info>', $message);
            $summary .= sprintf(' <error>DEPRECATED</error>: %s.', $message);
        }

        $output->writeln(sprintf('<info>Description of</info> %s <info>rule</info>.', $name));

        if ($output->getVerbosity() >= OutputInterface::VERBOSITY_VERBOSE) {
            $output->writeln(sprintf('Fixer class: <comment>%s</comment>.', \get_class($fixer)));
        }

        $output->writeln($summary);

        $description = $definition->getDescription();

        if (null !== $description) {
            $output->writeln($description);
        }

        $output->writeln('');

        if ($fixer->isRisky()) {
            $output->writeln('<error>Fixer applying this rule is risky.</error>');

            $riskyDescription = $definition->getRiskyDescription();

            if (null !== $riskyDescription) {
                $output->writeln($riskyDescription);
            }

            $output->writeln('');
        }

        if ($fixer instanceof ConfigurableFixerInterface) {
            $configurationDefinition = $fixer->getConfigurationDefinition();
            $options = $configurationDefinition->getOptions();

            $output->writeln(sprintf('Fixer is configurable using following option%s:', 1 === \count($options) ? '' : 's'));

            foreach ($options as $option) {
                $line = '* <info>'.OutputFormatter::escape($option->getName()).'</info>';
                $allowed = HelpCommand::getDisplayableAllowedValues($option);

                if (null === $allowed) {
                    $allowed = array_map(
                        static fn (string $type): string => '<comment>'.$type.'</comment>',
                        $option->getAllowedTypes(),
                    );
                } else {
                    $allowed = array_map(static function ($value): string {
                        return $value instanceof AllowedValueSubset
                            ? 'a subset of <comment>'.HelpCommand::toString($value->getAllowedValues()).'</comment>'
                            : '<comment>'.HelpCommand::toString($value).'</comment>';
                    }, $allowed);
                }

                $line .= ' ('.implode(', ', $allowed).')';

                $description = Preg::replace('/(`.+?`)/', '<info>$1</info>', OutputFormatter::escape($option->getDescription()));
                $line .= ': '.lcfirst(Preg::replace('/\.$/', '', $description)).'; ';

                if ($option->hasDefault()) {
                    $line .= sprintf(
                        'defaults to <comment>%s</comment>',
                        HelpCommand::toString($option->getDefault())
                    );
                } else {
                    $line .= '<comment>required</comment>';
                }

                if ($option instanceof DeprecatedFixerOption) {
                    $line .= '. <error>DEPRECATED</error>: '.Preg::replace(
                        '/(`.+?`)/',
                        '<info>$1</info>',
                        OutputFormatter::escape(lcfirst($option->getDeprecationMessage()))
                    );
                }

                if ($option instanceof AliasedFixerOption) {
                    $line .= '; <error>DEPRECATED</error> alias: <comment>'.$option->getAlias().'</comment>';
                }

                $output->writeln($line);
            }

            $output->writeln('');
        }

        /** @var CodeSampleInterface[] $codeSamples */
        $codeSamples = array_filter($definition->getCodeSamples(), static function (CodeSampleInterface $codeSample): bool {
            if ($codeSample instanceof VersionSpecificCodeSampleInterface) {
                return $codeSample->isSuitableFor(\PHP_VERSION_ID);
            }

            return true;
        });

        if (0 === \count($codeSamples)) {
            $output->writeln([
                'Fixing examples cannot be demonstrated on the current PHP version.',
                '',
            ]);
        } else {
            $output->writeln('Fixing examples:');

            $differ = new FullDiffer();
            $diffFormatter = new DiffConsoleFormatter(
                $output->isDecorated(),
                sprintf(
                    '<comment>   ---------- begin diff ----------</comment>%s%%s%s<comment>   ----------- end diff -----------</comment>',
                    PHP_EOL,
                    PHP_EOL
                )
            );

            foreach ($codeSamples as $index => $codeSample) {
                $old = $codeSample->getCode();
                $tokens = Tokens::fromCode($old);

                $configuration = $codeSample->getConfiguration();

                if ($fixer instanceof ConfigurableFixerInterface) {
                    $fixer->configure($configuration ?? []);
                }

                $file = $codeSample instanceof FileSpecificCodeSampleInterface
                    ? $codeSample->getSplFileInfo()
                    : new StdinFileInfo();

                $fixer->fix($file, $tokens);

                $diff = $differ->diff($old, $tokens->generateCode());

                if ($fixer instanceof ConfigurableFixerInterface) {
                    if (null === $configuration) {
                        $output->writeln(sprintf(' * Example #%d. Fixing with the <comment>default</comment> configuration.', $index + 1));
                    } else {
                        $output->writeln(sprintf(' * Example #%d. Fixing with configuration: <comment>%s</comment>.', $index + 1, HelpCommand::toString($codeSample->getConfiguration())));
                    }
                } else {
                    $output->writeln(sprintf(' * Example #%d.', $index + 1));
                }

                $output->writeln([$diffFormatter->format($diff, '   %s'), '']);
            }
        }
    }

    private function describeSet(OutputInterface $output, string $name): void
    {
        if (!\in_array($name, $this->getSetNames(), true)) {
            throw new DescribeNameNotFoundException($name, 'set');
        }

        $ruleSetDefinitions = RuleSets::getSetDefinitions();
        $fixers = $this->getFixers();

        $output->writeln(sprintf('<info>Description of the</info> %s <info>set.</info>', $ruleSetDefinitions[$name]->getName()));
        $output->writeln($this->replaceRstLinks($ruleSetDefinitions[$name]->getDescription()));

        if ($ruleSetDefinitions[$name]->isRisky()) {
            $output->writeln('This set contains <error>risky</error> rules.');
        }

        $output->writeln('');

        $help = '';

        foreach ($ruleSetDefinitions[$name]->getRules() as $rule => $config) {
            if (str_starts_with($rule, '@')) {
                $set = $ruleSetDefinitions[$rule];
                $help .= sprintf(
                    " * <info>%s</info>%s\n   | %s\n\n",
                    $rule,
                    $set->isRisky() ? ' <error>risky</error>' : '',
                    $this->replaceRstLinks($set->getDescription())
                );

                continue;
            }

            /** @var FixerInterface $fixer */
            $fixer = $fixers[$rule];

            $definition = $fixer->getDefinition();
            $help .= sprintf(
                " * <info>%s</info>%s\n   | %s\n%s\n",
                $rule,
                $fixer->isRisky() ? ' <error>risky</error>' : '',
                $definition->getSummary(),
                true !== $config ? sprintf("   <comment>| Configuration: %s</comment>\n", HelpCommand::toString($config)) : ''
            );
        }

        $output->write($help);
    }

    /**
     * @return array<string, FixerInterface>
     */
    private function getFixers(): array
    {
        if (null !== $this->fixers) {
            return $this->fixers;
        }

        $fixers = [];

        foreach ($this->fixerFactory->getFixers() as $fixer) {
            $fixers[$fixer->getName()] = $fixer;
        }

        $this->fixers = $fixers;
        ksort($this->fixers);

        return $this->fixers;
    }

    /**
     * @return string[]
     */
    private function getSetNames(): array
    {
        if (null !== $this->setNames) {
            return $this->setNames;
        }

        $this->setNames = RuleSets::getSetDefinitionNames();

        return $this->setNames;
    }

    /**
     * @param string $type 'rule'|'set'
     */
    private function describeList(OutputInterface $output, string $type): void
    {
        if ($output->getVerbosity() >= OutputInterface::VERBOSITY_VERY_VERBOSE) {
            $describe = [
                'sets' => $this->getSetNames(),
                'rules' => $this->getFixers(),
            ];
        } elseif ($output->getVerbosity() >= OutputInterface::VERBOSITY_VERBOSE) {
            $describe = 'set' === $type ? ['sets' => $this->getSetNames()] : ['rules' => $this->getFixers()];
        } else {
            return;
        }

        /** @var string[] $items */
        foreach ($describe as $list => $items) {
            $output->writeln(sprintf('<comment>Defined %s:</comment>', $list));

            foreach ($items as $name => $item) {
                $output->writeln(sprintf('* <info>%s</info>', \is_string($name) ? $name : $item));
            }
        }
    }

    private function replaceRstLinks(string $content): string
    {
        return Preg::replaceCallback(
            '/(`[^<]+<[^>]+>`_)/',
            static function (array $matches) {
                return Preg::replaceCallback(
                    '/`(.*)<(.*)>`_/',
                    static function (array $matches): string {
                        return $matches[1].'('.$matches[2].')';
                    },
                    $matches[1]
                );
            },
            $content
        );
    }
}

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