/**
 * @license
 * Copyright 2025 Steven Roussey <sroussey@gmail.com>
 * SPDX-License-Identifier: Apache-2.0
 */
import type { JSONValue } from "../tabular/ITabularStorage";
import type { IKvStorage, KvEventListener, KvEventName, KvEventParameters } from "./IKvStorage";
/**
 * Telemetry wrapper for any IKvStorage implementation.
 * Creates spans for all storage operations.
 */
export declare class TelemetryKvStorage<Key extends string | number = string, Value = any, Combined = {
    key: Key;
    value: Value;
}> implements IKvStorage<Key, Value, Combined> {
    private readonly storageName;
    private readonly inner;
    constructor(storageName: string, inner: IKvStorage<Key, Value, Combined>);
    put(key: Key, value: Value): Promise<void>;
    putBulk(items: Array<{
        key: Key;
        value: Value;
    }>): Promise<void>;
    get(key: Key): Promise<Value | undefined>;
    getBulk(keys: readonly Key[]): Promise<Combined[]>;
    delete(key: Key): Promise<void>;
    getAll(): Promise<Combined[] | undefined>;
    deleteAll(): Promise<void>;
    size(): Promise<number>;
    getObjectAsIdString(object: JSONValue): Promise<string>;
    on<Event extends KvEventName>(name: Event, fn: KvEventListener<Event, Key, Value, Combined>): void;
    off<Event extends KvEventName>(name: Event, fn: KvEventListener<Event, Key, Value, Combined>): void;
    emit<Event extends KvEventName>(name: Event, ...args: KvEventParameters<Event, Key, Value, Combined>): void;
    once<Event extends KvEventName>(name: Event, fn: KvEventListener<Event, Key, Value, Combined>): void;
    waitOn<Event extends KvEventName>(name: Event): Promise<KvEventParameters<Event, Key, Value, Combined>>;
}
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