@openhps/core/dist/cjs/_internal/AsyncEventEmitter.js

Open Hybrid Positioning System - Core component

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.AsyncEventEmitter = void 0;
const events_1 = require("events");
/**
 * Asynchronous event emitter that adds
 * the function ```emitAsync()```.
 */
class AsyncEventEmitter extends events_1.EventEmitter {
    emitAsync(type, ...args) {
        return new Promise((resolve, reject) => {
            const handlers = this.listeners(type); // eslint-disable-line
            if (handlers.length === 0) {
                return resolve(false);
            }
            const promises = [];
            handlers.forEach((handler) => {
                promises.push(handler(...args));
            });
            Promise.all(promises)
                .then(() => {
                resolve(true);
            })
                .catch(reject);
        });
    }
}
exports.AsyncEventEmitter = AsyncEventEmitter;
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