<?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\Error;

/**
 * An abstraction for errors that can occur before and during fixing.
 *
 * @author Andreas Möller <am@localheinz.com>
 *
 * @readonly
 *
 * @internal
 *
 * @no-named-arguments Parameter names are not covered by the backward compatibility promise.
 */
final class Error implements \JsonSerializable
{
    /**
     * Error which has occurred in linting phase, before applying any fixers.
     */
    public const TYPE_INVALID = 1;
    /**
     * Error which has occurred during fixing phase.
     */
    public const TYPE_EXCEPTION = 2;
    /**
     * Error which has occurred in linting phase, after applying any fixers.
     */
    public const TYPE_LINT = 3;
    /** @var self::TYPE_* */
    private $type;
    /**
     * @var string
     */
    private $filePath;
    /**
     * @var \Throwable|null
     */
    private $source;
    /**
     * @var list<string>
     */
    private $appliedFixers;
    /**
     * @var string|null
     */
    private $diff;
    /**
     * @param self::TYPE_* $type
     * @param list<string> $appliedFixers
     */
    public function __construct(int $type, string $filePath, ?\Throwable $source = null, array $appliedFixers = [], ?string $diff = null)
    {
        $this->type = $type;
        $this->filePath = $filePath;
        $this->source = $source;
        $this->appliedFixers = $appliedFixers;
        $this->diff = $diff;
    }
    public function getFilePath() : string
    {
        return $this->filePath;
    }
    public function getSource() : ?\Throwable
    {
        return $this->source;
    }
    public function getType() : int
    {
        return $this->type;
    }
    /**
     * @return list<string>
     */
    public function getAppliedFixers() : array
    {
        return $this->appliedFixers;
    }
    public function getDiff() : ?string
    {
        return $this->diff;
    }
    /**
     * @return array{
     *     type: self::TYPE_*,
     *     filePath: string,
     *     source: null|array{class: class-string, message: string, code: int, file: string, line: int},
     *     appliedFixers: list<string>,
     *     diff: null|string
     * }
     */
    public function jsonSerialize() : array
    {
        return ['type' => $this->type, 'filePath' => $this->filePath, 'source' => null !== $this->source ? ['class' => \get_class($this->source), 'message' => $this->source->getMessage(), 'code' => $this->source->getCode(), 'file' => $this->source->getFile(), 'line' => $this->source->getLine()] : null, 'appliedFixers' => $this->appliedFixers, 'diff' => $this->diff];
    }
}
