Function extractErrorMessage

src/utils/engineErrorHandler.ts:52–85

* Extracts the error message from various error structures

(error: unknown)

 * Extracts the error message from various error structures
 */
function extractErrorMessage(error: unknown): string {
  if (error instanceof Error) {
    return error.message;
  }

  // API error response structures
  const apiError = (error as any)?.response?.data?.error;
  if (apiError) {
    if (typeof apiError === 'string') {
      return apiError;
    }
    if (apiError.message) {
      return apiError.message;
    }
  }

  // Direct error data
  const errorData = (error as any)?.error;
  if (errorData) {
    if (typeof errorData === 'string') {
      return errorData;
    }
    if (errorData.message) {
      return errorData.message;
    }
  }

  // Fallback
  if (typeof error === 'string') {
    return error;
  }

  return 'An unknown error occurred';
}

/**
 * Checks if the error message indicates a model not found error