@jaenster/queues/esm/queue/queue.js

queues

export class Queue {
    constructor(callback) {
        this.callback = callback;
        this.q = [];
    }
    *[Symbol.iterator]() {
        while (this.has())
            yield this.next();
    }
    add(...t) {
        const callCB = this.callback && !this.has();
        this.q.push(...t);
        callCB && this.callback();
        return this;
    }
    has() {
        return !!this.q.length;
    }
    get size() {
        return this.q.length;
    }
    setCallback(cb) {
        this.callback = cb;
        return this;
    }
    forEach(cb) {
        while (this.has())
            cb(this.next());
    }
}
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