UICollectionView in UITableView

ItemTableViewCell.swift

import UIKit

class ItemTableViewCell: UITableViewCell {

    @IBOutlet weak var collectionView: UICollectionView! {
        didSet {
            let nib = UINib(nibName: "ItemCollectionViewCell", bundle: nil)
            collectionView.register(nib, forCellWithReuseIdentifier: "ItemCollectionViewCell")
        }
    }

    override func awakeFromNib() {
        super.awakeFromNib()
        // Initialization code
    }

    override func setSelected(_ selected: Bool, animated: Bool) {
        super.setSelected(selected, animated: animated)

        // Configure the view for the selected state
    }

    func set<T: UICollectionViewDelegate & UICollectionViewDataSource>(collectionDataSourceDelegate: T) {
        collectionView.delegate = collectionDataSourceDelegate
        collectionView.dataSource = collectionDataSourceDelegate
    }
}