export const formatError = (error: unknown, message: string = ''): string => { const prefix = message ? `${message}: ` : ''; const suffix = (error && typeof error === 'object' ) ? (('stack' in error) ? `\n${error.stack}` : '') : ''; const errorMessage = formatErrorMessage(error).trim(); return `${prefix}${errorMessage}${suffix}`; } export const formatErrorMessage = (error: unknown): string => { if (error && typeof error === 'object' && 'message' in error) { return `${error.message}`; } else if (error && typeof error === 'object' && 'data' in error) { return `${error.data}`; } else if (error) { return error.toString(); } else { return 'Unknown error'; } }