Phan\Language\Element\TypedElement::getVariadicElementUnionType PHP Method

    public function getVariadicElementUnionType() : UnionType
    {
        return $this->getUnionType();
    }

 /**
  * Variables can't be variadic. This is the same as getUnionType for
  * variables, but not necessarily for subclasses. Method will return
  * the element type (such as `DateTime`) for variadic parameters.
  */
 public function getVariadicElementUnionType() : UnionType
 {
     return $this->element->getVariadicElementUnionType();
 }