Method constructor

client/scripts/network.js:6–11

()

class ServerConnection {

    constructor() {
        this._connect();
        Events.on('beforeunload', e => this._disconnect());
        Events.on('pagehide', e => this._disconnect());
        document.addEventListener('visibilitychange', e => this._onVisibilityChange());
    }

    _connect() {
        clearTimeout(this._reconnectTimer);