HTTPSLinkTextViewSample

HTTPSLinkTextView.swift

``` swift
class ViewController: UIViewController {
  
    @IBOutlet weak var textView: UITextView!
  
    override func viewDidLoad() {
        super.viewDidLoad()
        let baseText =  "apple　https://www.apple.com/jp/ thanks　https://qiita.com/shtnkgm/items/3c8b6b794219fbf087ba"
        let words: [String] = baseText
            .components(separatedBy: .whitespacesAndNewlines)
        var linkTexts: [String] = []
        words.forEach { if $0.hasPrefix("https://") { linkTexts.append($0) } }
        let attributedString = NSMutableAttributedString(string: baseText)
        linkTexts.forEach { attributedString.addAttribute(.link,
                                                      value: $0,
                                                      range: NSString(string: baseText).range(of: $0)) }
        textView.attributedText = attributedString
        textView.isSelectable = true
        textView.delegate = self
    }


}

extension UIViewController: UITextViewDelegate {
    private func textView(_ textView: UITextView,
                  shouldInteractWith URL: URL,
                  in characterRange: NSRange,
                  interaction: UITextItemInteraction) -> Bool {
        
        UIApplication.shared.open(URL)
        
        return false
    }
}

```