@devgrid/common/dist/timed-map.js

Some useful primitives

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.TimedMap = void 0;
class TimedMap {
    constructor(timeoutMs, callback) {
        this.map = new Map();
        this.timeout = timeoutMs ?? 1000;
        this.timeoutCallback = callback ?? ((key) => this.map.delete(key));
    }
    set(key, value, callback, timeout) {
        this.clearTimeout(key);
        const timer = setTimeout(callback ? callback : this.timeoutCallback, Number.isInteger(timeout) ? timeout : this.timeout, key);
        this.map.set(key, { value, timer });
    }
    get(key) {
        return this.map.get(key)?.value;
    }
    forEach(callback, thisArg) {
        this.map.forEach((obj, key) => {
            callback.call(thisArg, obj.value, key, this);
        });
    }
    *entries() {
        for (const [key, obj] of this.map.entries()) {
            yield [key, obj.value];
        }
    }
    *values() {
        for (const obj of this.map.values()) {
            yield obj.value;
        }
    }
    delete(key) {
        this.clearTimeout(key);
        return this.map.delete(key);
    }
    clear() {
        this.map.forEach((obj) => {
            clearTimeout(obj.timer);
        });
        this.map.clear();
    }
    clearTimeout(key) {
        if (this.map.has(key)) {
            clearTimeout(this.map.get(key).timer);
        }
    }
}
exports.TimedMap = TimedMap;
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