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41 lines
1.2 KiB
TypeScript
41 lines
1.2 KiB
TypeScript
5 months ago
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/// <reference types="node" />
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import { EventEmitter } from 'events';
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interface PollerClass {
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new (fd: number, cb: (err: Error, flag: number) => void): PollerInstance;
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}
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interface PollerInstance {
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poll(flag: number): void;
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stop(): void;
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destroy(): void;
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}
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export declare const EVENTS: {
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UV_READABLE: number;
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UV_WRITABLE: number;
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UV_DISCONNECT: number;
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};
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/**
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* Polls unix systems for readable or writable states of a file or serialport
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*/
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export declare class Poller extends EventEmitter {
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poller: PollerInstance;
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constructor(fd: number, FDPoller?: PollerClass);
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/**
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* Wait for the next event to occur
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* @param {string} event ('readable'|'writable'|'disconnect')
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* @returns {Poller} returns itself
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*/
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once(event: 'readable' | 'writable' | 'disconnect', callback: (err: null | Error) => void): this;
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/**
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* Ask the bindings to listen for an event, it is recommend to use `.once()` for easy use
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* @param {EVENTS} eventFlag polls for an event or group of events based upon a flag.
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*/
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poll(eventFlag?: number): void;
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/**
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* Stop listening for events and cancel all outstanding listening with an error
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*/
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stop(): void;
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destroy(): void;
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emitCanceled(): void;
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}
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export {};
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