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extension OptionsViewController {
class func create(completionBlock: @escaping OptionsCompletionHandler) -> UIViewController? {
let storyboard = UIStoryboard(name: "Options", bundle: nil)
guard let vc =
storyboard.instantiateViewController(withIdentifier:"OptionsViewController") as? OptionsViewController else {
return nil
vc.completionBlock = completionBlock
return vc
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