/// <reference types="node" resolution-mode="require"/>
import { ParsedUrlQueryInput } from 'querystring';
import type { Cas, DurabilityLevelName, NonVoid } from '@cbjsdev/shared';
import { CouchbaseCas } from '@cbjsdev/shared';
import type { AnyCollection } from './clusterTypes/index.js';
import { DurabilityLevel } from './generaltypes.js';
export { type Cas, CouchbaseCas };
/**
 * A node-style callback which receives an optional error or result.
 *
 * @category Utilities
 */
export type NodeCallback<T> = (...args: [null, T] | [Error, null]) => void;
export type VoidNodeCallback = (err: Error | null) => void;
/**
 * @internal
 */
export declare class PromiseHelper {
    /**
     * @internal
     */
    static wrapAsync<T, U extends Promise<T>>(logicFn: () => U, callback?: NodeCallback<T>): U;
    static wrapAsync<U extends Promise<void>>(logicFn: () => U, callback?: VoidNodeCallback): U;
    /**
     * @internal
     */
    static wrap(logicFn: (callback: VoidNodeCallback) => void, callback?: VoidNodeCallback | null): Promise<void>;
    static wrap<T>(logicFn: (callback: NodeCallback<NonVoid<T>>) => void, callback?: NodeCallback<NonVoid<NoInfer<T>>> | null): Promise<T>;
}
/**
 * @internal
 */
export declare class CompoundTimeout {
    protected readonly start: [number, number];
    protected readonly timeout: number;
    /**
     * @internal
     */
    constructor(timeout: number);
    /**
     * @internal
     */
    left(): number;
    /**
     * @internal
     */
    expired(): boolean;
}
/**
 * @internal
 */
export declare function duraLevelToNsServerStr(level: DurabilityLevel | DurabilityLevelName | undefined): DurabilityLevelName | undefined;
/**
 * @internal
 */
/**
 * @internal
 */
export declare function nsServerStrToDuraLevel(level: DurabilityLevelName | number | undefined): DurabilityLevel;
/**
 * @internal
 */
export declare function cbQsStringify(values: ParsedUrlQueryInput, options?: {
    boolAsString?: boolean;
}): string;
export declare function getDocId(collection: AnyCollection, key: string): {
    bucket: any;
    scope: any;
    collection: any;
    key: string;
};
/**
 * @internal
 */
export declare function parseExpiry(expiry?: number | Date): number;
/**
 * Extracts a human-readable message from an unknown thrown value.
 *
 * @internal
 */
export declare function getErrorMessage(error: any): string;