@tgsnake/core/lib/src/Queue.js

Pure Telegram MTProto library for nodejs

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.Queue = void 0;
class Queue {
    _maxsize;
    _queues;
    _possiblePut;
    _resolvePut;
    _possibleGet;
    _resolveGet;
    constructor(maxsize = 0) {
        this._maxsize = maxsize;
        this._queues = [];
        this._possiblePut = this._queues.length < maxsize;
        this._resolvePut = (_value) => { };
        this._possibleGet = new Promise((resolve) => {
            this._resolveGet = resolve;
        });
    }
    async put(value) {
        if (this.full)
            await this._possiblePut;
        this._queues.push(value);
        this._resolveGet(true);
        this._possiblePut = new Promise((resolve) => {
            this._resolvePut = resolve;
        });
    }
    async get() {
        if (this.empty)
            await this._possibleGet;
        const value = this._queues.shift();
        this._resolvePut(true);
        this._possibleGet = new Promise((resolve) => {
            this._resolveGet = resolve;
        });
        return value;
    }
    get full() {
        return this.maxsize <= 0 ? false : this.size >= this.maxsize;
    }
    get size() {
        return this._queues.length;
    }
    get empty() {
        return !this.size;
    }
    get maxsize() {
        return this._maxsize;
    }
}
exports.Queue = Queue;