wikimedia/mediawiki-extensions-Wikibase

<?php

namespace Wikibase\Repo\ChangeOp;

use Exception;
use InvalidArgumentException;
use ValueValidators\Error;
use ValueValidators\Result;

/**
 * Exception thrown when the validation of a change operation failed.
 * This is essentially a wrapper for ValueValidators\Result.
 *
 * @license GPL-2.0-or-later
 * @author Daniel Kinzler
 */
class ChangeOpValidationException extends ChangeOpException {

    /**
     * @var Result
     */
    private $result;

    /**
     * @param Result $result
     * @param Exception|null $previous
     *
     * @throws InvalidArgumentException
     */
    public function __construct( Result $result, Exception $previous = null ) {
        $messages = $this->composeErrorMessage( $result->getErrors() );
        parent::__construct( 'Validation failed: ' . $messages, 0, $previous );

        $this->result = $result;
    }

    /**
     * @return Result
     */
    public function getValidationResult() {
        return $this->result;
    }

    /**
     * @param Error[] $errors
     *
     * @return string
     */
    private function composeErrorMessage( array $errors ) {
        $text = implode( '; ', array_map( function( Error $error ) {
            return $error->getText();
        }, $errors ) );

        return $text;
    }

}