ValidationResult.php

<?php

declare (strict_types=1);

/*
 * This file is part of PHPUnit.
 *
 * (c) Sebastian Bergmann <sebastian@phpunit.de>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace PHPUnit\TextUI\XmlConfiguration;

use const PHP_EOL;
use function sprintf;
use function trim;
use LibXMLError;

/**
 * @no-named-arguments Parameter names are not covered by the backward compatibility promise for PHPUnit
 *
 * @internal This class is not covered by the backward compatibility promise for PHPUnit
 *
 * @psalm-immutable
 */
final class ValidationResult {
    
    /**
     * @psalm-var array<int,list<string>>
     */
    private readonly array $validationErrors;
    
    /**
     * @psalm-param array<int,LibXMLError> $errors
     */
    public static function fromArray(array $errors) : self {
        $validationErrors = [];
        foreach ($errors as $error) {
            if (!isset($validationErrors[$error->line])) {
                $validationErrors[$error->line] = [];
            }
            $validationErrors[$error->line][] = trim($error->message);
        }
        return new self($validationErrors);
    }
    private function __construct(array $validationErrors) {
        $this->validationErrors = $validationErrors;
    }
    public function hasValidationErrors() : bool {
        return !empty($this->validationErrors);
    }
    public function asString() : string {
        $buffer = '';
        foreach ($this->validationErrors as $line => $validationErrorsOnLine) {
            $buffer .= sprintf(PHP_EOL . '  Line %d:' . PHP_EOL, $line);
            foreach ($validationErrorsOnLine as $validationError) {
                $buffer .= sprintf('  - %s' . PHP_EOL, $validationError);
            }
        }
        return $buffer;
    }

}