func showWaitingLabel()

in QuizDemo/QuizDemo/Controllers/PlayerViewController.swift [110:120]


    func showWaitingLabel() {
        waitingLabel.isHidden = false
        waitingLabelHeightConstraint.constant = 25
        UIView.animate(withDuration: 3,
                       delay: 0,
                       options: [.curveEaseInOut, .repeat, .autoreverse],
                       animations: { [weak self] in
                        self?.waitingLabelHeightConstraint.constant = 50
                        self?.view.layoutIfNeeded()
        })
    }