code: func NewStrip(openStr, closeStr string) *Strip {
  	return &Strip{
  		Open:  (len(openStr) > 2) && openStr[2] == '~',
  		Close: (len(closeStr) > 2) && closeStr[len(closeStr)-3] == '~',
  	}
  }
docs: // NewStrip instanciates a Strip for given open and close mustaches.