Extension to load uiview from nib

UIView.swift

extension UIView {
    ///
    /// Loads a view from nib.
    ///
    /// Please note that if you are assigning directly to an optinonal or unwrapped
    /// optional you have to specify `name` of the nib.
    ///
    class func loadFromNib<T>(_ name: String = String(describing: T.self), owner: AnyObject? = nil, options: [AnyHashable: Any]? = nil, bundle: Bundle? = Bundle.main) -> T {
        return UINib(nibName: name, bundle: bundle).instantiate(withOwner: owner, options: options).first as! T
    }
    
    class func loadFromNib<T>(_ name: String = String(describing: T.self), index: Int) -> T {
        return UINib(nibName: name, bundle: nil).instantiate(withOwner: nil, options: nil)[index] as! T
    }
}

usage: e.g. EmptyView.loadFromNib()