/**
* Handles a newly parsed operand, the operand will be appended to the
* current operator if there is one, if not it becomes the current item.
* The element which should be the current item is returned by this function.
*
* @param ezcTemplateTstNode $currentOperator The current operator/operand element, can be null.
* @param ezcTemplateTstNode $operand The parsed operator/operand which should be added as parameter.
* @return ezcTemplateTstNode
*/
public function handleOperand($currentOperator, ezcTemplateTstNode $operand)
{
if ($currentOperator !== null) {
$currentOperator->appendParameter($operand);
return $currentOperator;
} else {
return $operand;
}
}
