nodejs-event-driven/lib/main/base-event-bus.service.js

NodeJS agnostic event driven with EventEmitter support

export class BaseEventBusService {
    sendAndWait(sendEventName, successEventName, errorEventName, data) {
        return new Promise((resolve, reject) => {
            const successListener = (successData) => {
                this.off(errorEventName, errorListener);
                resolve(successData);
            };
            const errorListener = (errorMessage) => {
                this.off(successEventName, successListener);
                reject(new Error(errorMessage));
            };
            this.once(successEventName, successListener);
            this.once(errorEventName, errorListener);
            this.send(sendEventName, data);
        });
    }
}
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