Opional+BooleanTyoe.swift

import Foundation

extension ImplicitlyUnwrappedOptional: BooleanType {

  /// Gets the boolean value of an implicitly unwrapped optional type
  /// For all .None or nil values return false. Otherwise return true
  public var boolValue: Bool {
    return self != nil
  }

}

extension Optional : BooleanType {

  /// Gets the boolean value of an optional type
  /// For all .None or nil values return false. Otherwise return true
  public var boolValue: Bool  {
    return self != nil
  }

}