rocket.chat.mqtt/lib/usertyping/subscribe.js

It's a MQTT Server, using redis to scale horizontally.

'use strict';

var _subscribe = require('../Routes/subscribe');

var _subscribe2 = _interopRequireDefault(_subscribe);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

_subscribe2.default.add('notify-room/:rid/typing', (client, sub, { rid }) => !!client.subscriptions[`room-messages/${rid}`]);