/**
* Calls visitArrayFetchOperator() of the ezcTemplateBasicAstNodeVisitor interface.
*
* @param ezcTemplateAstNodeVisitor $visitor
* The visitor object which can visit the current code element.
* @return ezcTemplateAstNode
*/
public function accept(ezcTemplateAstNodeVisitor $visitor)
{
$visitor->visitArrayFetchOperatorAstNode($this);
}
/**
* Checks if the visitor object is accepted and if so calls the appropriate
* visitor method in it.
*
* Calls visitUnaryOperator if it has one parameter, visitBinaryOperator() if it has two and visitTernaryOperator() if it has three.
* All part of the ezcTemplateBasicAstNodeVisitor interface.
*
* @param ezcTemplateAstNodeVisitor $visitor
* @return ezcTemplateAstNode
*/
public function accept(ezcTemplateAstNodeVisitor $visitor)
{
$count = count($this->parameters);
if ($count == 1) {
$visitor->visitUnaryOperatorAstNode($this);
} else {
if ($count == 2) {
$visitor->visitBinaryOperatorAstNode($this);
} else {
if ($count == 3) {
$visitor->visitTernaryOperatorAstNode($this);
} else {
throw new ezcTemplateInternalException("Operator can only have 1, 2 or 3 operands but this has {$count}");
}
}
}
}
