import type { Logger } from './logger.mjs';
import type { Result } from './types.mjs';
export declare const isPostgresRetryableError: (error: any) => boolean;
export declare const isPostgresUniqueViolation: (error: any) => boolean;
export declare const isPostgresTransactionError: (error: any) => boolean;
export declare const makePostgresIOFn: <A, R>(fn: (args: A) => Promise<Result<R>>, logger: Logger) => (args: A) => Promise<Result<R>>;