error.php

См. документацию.

<?php
 
namespace Bitrix\Main;
 
use Bitrix\Main\Localization\LocalizableMessageInterface;
use Throwable;
 
class Error implements \JsonSerializable
{
    protected $code;

    protected $message;
    protected $customData;

    public function __construct($message, $code = 0, $customData = null)
    {
        $this->message = $message;
        $this->code = $code;
        $this->customData = $customData;
    }

    public static function createFromThrowable(Throwable $exception): static
    {
        return new static($exception->getMessage(), $exception->getCode());
    }

    public function getCode()
    {
        return $this->code;
    }

    public function getMessage()
    {
        return (string) $this->message;
    }
 
    public function getLocalizableMessage(): ?LocalizableMessageInterface
    {
        return $this->message instanceof LocalizableMessageInterface ? $this->message : null;
    }

    public function getCustomData()
    {
        return $this->customData;
    }
 
    public function __toString()
    {
        return $this->getMessage();
    }

    #[\ReturnTypeWillChange]
    public function jsonSerialize()
    {
        return [
            'message' => $this->getMessage(),
            'code' => $this->getCode(),
            'customData' => $this->getCustomData(),
        ];
    }

    public function __unserialize(array $data): void
    {
    }
}