export declare const ERROR_MAP: {
    EACCES: string;
    EPERM: string;
    EOPNOTSUPP: string;
    ENOPROTOOPT: string;
    EPFNOSUPPORT: string;
    EPROTONOSUPPORT: string;
    ESOCKTNOSUPPORT: string;
    EINVAL: string;
    EAFNOSUPPORT: string;
    ENOMEM: string;
    ENOBUFS: string;
    ETIMEDOUT: string;
    EADDRINUSE: string;
    EADDRNOTAVAIL: string;
    EHOSTUNREACH: string;
    EHOSTDOWN: string;
    ENETUNREACH: string;
    ENETDOWN: string;
    ENONET: string;
    ECONNREFUSED: string;
    EPIPE: string;
    ECONNRESET: string;
    ECONNABORTED: string;
    EMSGSIZE: string;
    ENOTCONN: string;
    EISCONN: string;
    EALREADY: string;
    EDESTADDRREQ: string;
};
export declare const CODE_MAP: {
    4053: string;
    4083: string;
    ENOTCONN: string;
    EBADF: string;
    EACCES: string;
    EPERM: string;
    ENOTSUP: string;
    EOPNOTSUPP: string;
    ENOPROTOOPT: string;
    EPFNOSUPPORT: string;
    EPROTONOSUPPORT: string;
    ESOCKTNOSUPPORT: string;
    EINVAL: string;
    EAFNOSUPPORT: string;
    ENOMEM: string;
    ENOBUFS: string;
    4090: string;
    EADDRNOTAVAIL: string;
    4091: string;
    EADDRINUSE: string;
    EHOSTUNREACH: string;
    EHOSTDOWN: string;
    ENETUNREACH: string;
    ENETDOWN: string;
    ENONET: string;
    ECONNREFUSED: string;
    EPIPE: string;
    ECONNRESET: string;
    ECONNABORTED: string;
    EMSGSIZE: string;
};
/**
 * Custom error for Socket operations with JCO compatible payload.
 *
 * https://bytecodealliance.github.io/jco/wit-type-representations.html#result-considerations-idiomatic-js-errors-for-host-implementations
 */
export declare class SocketError extends Error {
    payload: any;
    /**
     * @param {string} tag        – machine‐readable error tag
     * @param {string} [message]  – human‐readable message
     * @param {any}    [val]      – optional extra data
     */
    constructor(tag: any, message?: any, val?: any, opts?: {
        cause?: unknown;
    });
    /**
     * Create or rewrap an error into SocketError
     * @param {any} err – number, string, Error, or SocketError
     */
    static from(err: any): SocketError;
}