Function fromHttpResponse

packages/component-sdk/src/errors.ts:423–471

(
  response: Response,
  body?: string,
)

 * @returns The appropriate ComponentError subclass
 */
export function fromHttpResponse(
  response: Response,
  body?: string,
): ComponentError {
  const status = response.status;
  const message = body || response.statusText || `HTTP ${status}`;
  const details = {
    url: response.url,
    status,
    statusText: response.statusText,
  };

  // Handle specific status codes
  switch (status) {
    // Rate limit - special handling for headers
    case 429:
      return RateLimitError.fromHeaders(response.headers, body);

    // Client errors (non-retryable)
    case 400:
    case 409:
    case 422:
      return new ValidationError(message, { details });

    case 401:
      return new AuthenticationError(message, { statusCode: status, details });

    case 403:
      return new PermissionError(message, { details });

    case 404:
      return new NotFoundError(message, { details });

    case 408:
      return new TimeoutError(message, 0, { details });

    // Server errors (retryable)
    case 500:
    case 502:
    case 503:
    case 504:
      return new ServiceError(message, { statusCode: status, details });

    default:
      // Unknown status code - classify as non-retryable HTTP error
      // This preserves existing behavior for unexpected status codes
      return new HttpError(message, status, { details });
  }
}

/**
 * Check if an error is a ComponentError