     }
     
     /**
-     Merges elements from all observable sequences into a single observable sequence.
+     Merges the completion of all Completables into a single Completable.
      
      - seealso: [merge operator on reactivex.io](http://reactivex.io/documentation/operators/merge.html)
      

        let source = Observable.merge(sources.map { $0.asObservable() })
        return Completable(raw: source)
    }
}

    }
    
    /**
     Merges the completion of all Completables from a collection into a single Completable.
     
     - seealso: [merge operator on reactivex.io](http://reactivex.io/documentation/operators/merge.html)
     
     - parameter sources: Collection of Completables to merge.
     - returns: A Completable that merges the completion of all Completables.
     */
    public static func merge<C: Collection>(_ sources: C) -> Completable
        where C.Element == Completable {
            let source = Observable.merge(sources.map { $0.asObservable() })
            return Completable(raw: source)
    }
    
    /**
     Merges the completion of all Completables from an array into a single Completable.

     - seealso: [merge operator on reactivex.io](http://reactivex.io/documentation/operators/merge.html)
     
     - parameter sources: Array of observable sequences to merge.
     - returns: A Completable that merges the completion of all Completables.
     */
    public static func merge(_ sources: [Completable]) -> Completable {
        let source = Observable.merge(sources.map { $0.asObservable() })
