text: //
  //  ConnectableObservableType.swift
  //  RxSwift
  //
  //  Created by Krunoslav Zaher on 3/1/15.
  //  Copyright © 2015 Krunoslav Zaher. All rights reserved.
  //
  
  /**
  Represents an observable sequence wrapper that can be connected and disconnected from its underlying observable sequence.
  */
  public protocol ConnectableObservableType : ObservableType {
      /**
      Connects the observable wrapper to its source. All subscribed observers will receive values from the underlying observable sequence as long as the connection is established.
      
      - returns: Disposable used to disconnect the observable wrapper from its source, causing subscribed observer to stop receiving values from the underlying observable sequence.
      */
      func connect() -> Disposable
  }
  