GenericTableCell.swift

import UIKit

public final class GenericTableCell<View: UIView>: UITableViewCell {
    let view = View()

    override init(style: UITableViewCell.CellStyle, reuseIdentifier: String?) {
        super.init(style: style, reuseIdentifier: reuseIdentifier)
        contentView.addSubview(view)
        makeConstraints()
    }

    @available(*, unavailable)
    required init?(coder _: NSCoder) {
        preconditionFailure("init(coder:) has not been implemented")
    }
}

private extension GenericTableCell {
    func makeConstraints() {
        let views = ["contentView": contentView,
                     "genericView": view]
        let constraints = [
            NSLayoutConstraint.constraints(withVisualFormat: "V:|genericView|",
                                           metrics: nil,
                                           views: views),
            NSLayoutConstraint.constraints(withVisualFormat: "H:|genericView|",
                                           metrics: nil,
                                           views: views)
        ]
        .flatMap { $0 }
        NSLayoutConstraint.activate(constraints)
    }
}