ProcessResult.php

<?php

declare(strict_types=1);

namespace Rector\ValueObject;

use Rector\Contract\Rector\RectorInterface;
use Rector\ValueObject\Error\SystemError;
use Rector\ValueObject\Reporting\FileDiff;
use Webmozart\Assert\Assert;

final class ProcessResult
{
    /**
     * @param SystemError[] $systemErrors
     * @param FileDiff[] $fileDiffs
     * @param string[] $usedSkips
     */
    public function __construct(
        private array $systemErrors,
        private readonly array $fileDiffs,
        private readonly int $totalChanged,
        private array $usedSkips = []
    ) {
        Assert::allIsInstanceOf($systemErrors, SystemError::class);
        Assert::allIsInstanceOf($fileDiffs, FileDiff::class);
        Assert::allString($usedSkips);
    }

    /**
     * @return SystemError[]
     */
    public function getSystemErrors(): array
    {
        return $this->systemErrors;
    }

    /**
     * @return FileDiff[]
     */
    public function getFileDiffs(bool $onlyWithChanges = true): array
    {
        if ($onlyWithChanges) {
            return array_filter($this->fileDiffs, fn (FileDiff $fileDiff): bool => $fileDiff->getDiff() !== '');
        }

        return $this->fileDiffs;
    }

    /**
     * @param SystemError[] $systemErrors
     */
    public function addSystemErrors(array $systemErrors): void
    {
        Assert::allIsInstanceOf($systemErrors, SystemError::class);

        $this->systemErrors = [...$this->systemErrors, ...$systemErrors];
    }

    /**
     * Path-only skips are matched while finding files in the main process, but parallel runs build
     * their result from worker processes only. Merge those main-process marks back in, or they would
     * be wrongly reported as unused.
     *
     * @param string[] $usedSkips
     */
    public function addUsedSkips(array $usedSkips): void
    {
        Assert::allString($usedSkips);

        $this->usedSkips = array_values(array_unique([...$this->usedSkips, ...$usedSkips]));
    }

    public function getTotalChanged(): int
    {
        return $this->totalChanged;
    }

    /**
     * @return string[]
     */
    public function getUsedSkips(): array
    {
        return $this->usedSkips;
    }

    /**
     * @return array<class-string<RectorInterface>, int>
     */
    public function getRuleApplicationCounts(): array
    {
        $ruleCounts = [];

        foreach ($this->fileDiffs as $fileDiff) {
            foreach ($fileDiff->getRectorClasses() as $rectorClass) {
                if (! isset($ruleCounts[$rectorClass])) {
                    $ruleCounts[$rectorClass] = 0;
                }

                ++$ruleCounts[$rectorClass];
            }
        }

        arsort($ruleCounts);
        return $ruleCounts;
    }
}