@johngw/stream/dist/transformers/debounce/BackOffBehavior.d.ts

Reactive programming tools using the WHATWG Streams API.

import type { DebounceBehavior } from './Behavior.js';
import type { DebounceState } from './State.js';
/**
 * @group Transformers
 */
export interface DebounceBackOffBehaviorOptions {
    /**
     * The back-off increment formular
     */
    inc(currentMS: number): number;
    /**
     * An optional maximum time to reach.
     *
     * @default Number.MAX_SAFE_INTEGER
     */
    max?: number;
}
/**
 * A behavior that will increase the debounce time whenever events
 * are received within the current time. It's best to be used in
 * conjunction with the {@link DebounceTrailingBehavior:class}
 * or the {@link DebounceLeadingBehavior:class}.
 *
 * @group Transformers
 * @see {@link debounce:function}
 * @example
 * --a--b---c----d----|
 *
 * debounce(5, [
 *   new DebounceBackOffBehavior({ inc: (ms) => ms * 2 }),
 *   new DebounceTrailingBehavior(),
 * ])
 *
 * --T5-T10-T20--T40-d-
 */
export declare class DebounceBackOffBehavior<T> implements DebounceBehavior<T> {
    #private;
    constructor({ inc, max, }: DebounceBackOffBehaviorOptions);
    init(state: DebounceState): void;
    preTimer(state: DebounceState): {
        ms: number;
        queued: boolean;
        timer?: number | NodeJS.Timeout;
    };
}
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