File Core/Schema/Error/InternalError.php | Nexus MCP SDK (1.x-dev) API

1:	<?php
2:
3:	declare(strict_types=1);
4:
5:	/**
6:	* This file is part of the Nexus MCP SDK package.
7:	*
8:	* (c) 2026 John Paul E. Balandan, CPA <paulbalandan@gmail.com>
9:	*
10:	* For the full copyright and license information, please view
11:	* the LICENSE file that was distributed with this source code.
12:	*/
13:
14:	namespace Nexus\Mcp\Core\Schema\Error;
15:
16:	use Nexus\Assert\Assert;
17:	use Nexus\Mcp\Core\Schema\Enum\ProtocolErrorCode;
18:	use Nexus\Mcp\Core\Schema\Error;
19:
20:	/**
21:	* A JSON-RPC error indicating that an internal error occurred on the receiver.
22:	*
23:	* This error is returned when the receiver encounters an unexpected condition that prevents it
24:	* from fulfilling the request.
25:	*
26:	* @extends Error<array{code: -32603, message: non-empty-string, data?: mixed}>
27:	*
28:	* @see https://modelcontextprotocol.io/specification/2026-07-28/schema#internalerror
29:	*/
30:	final readonly class InternalError extends Error
31:	{
32:	public const string DEFAULT_MESSAGE = 'Internal error';
33:
34:	/**
35:	* @param non-empty-string $message
36:	*/
37:	public function __construct(string $message, mixed $data = null)
38:	{
39:	parent::__construct(code: ProtocolErrorCode::InternalError, message: $message, data: $data);
40:	}
41:
42:	#[\Override]
43:	public static function fromArray(array $data): static
44:	{
45:	$message = $data['message'] ?? self::DEFAULT_MESSAGE;
46:	Assert::that($message)->isNonEmptyString('error "message" must be a non-empty string, {type} given.');
47:
48:	return new self(message: $message, data: $data['data'] ?? null);
49:	}
50:
51:	#[\Override]
52:	public function toArray(): array
53:	{
54:	$result = [
55:	'code' => ProtocolErrorCode::InternalError->value,
56:	'message' => $this->message,
57:	];
58:
59:	$data = $this->data ?? [];
60:
61:	if ([] !== $data) {
62:	$result['data'] = $data;
63:	}
64:
65:	return $result;
66:	}
67:	}
68:

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