/**
* {@inheritDoc}
*/
public function visitOperator(AST\Operator $element, &$handle = null, $eldnah = null)
{
// visit the arguments
array_map(function ($argument) use(&$handle, $eldnah) {
return $argument->accept($this, $handle, $eldnah);
}, $element->getArguments());
}
/**
* {@inheritDoc}
*/
public function visitOperator(AST\Operator $element, &$handle = null, $eldnah = null)
{
$xcallable = $this->getOperator($element->getName());
$arguments = array_map(function ($argument) use(&$handle, $eldnah) {
return $argument->accept($this, $handle, $eldnah);
}, $element->getArguments());
return $xcallable->distributeArguments($arguments);
}
/**
* {@inheritDoc}
*/
public function visitOperator(AST\Operator $element, &$handle = null, $eldnah = null)
{
$operatorName = $element->getName();
// the operator does not exist at all, throw an error before doing anything else.
if (!$this->hasInlineOperator($operatorName) && !$this->hasOperator($operatorName)) {
throw new OperatorNotFoundException($operatorName, sprintf('Operator "%s" does not exist.', $operatorName));
}
// expand the arguments
$arguments = array_map(function ($argument) use(&$handle, $eldnah) {
return $argument->accept($this, $handle, $eldnah);
}, $element->getArguments());
// and either inline the operator call
if ($this->hasInlineOperator($operatorName)) {
$callable = $this->getInlineOperator($operatorName);
return call_user_func_array($callable, $arguments);
}
$inlinedArguments = empty($arguments) ? '' : ', ' . implode(', ', $arguments);
// or defer it.
return sprintf('call_user_func($operators["%s"]%s)', $operatorName, $inlinedArguments);
}
/**
* Visit an operator
*
* @param \Hoa\Visitor\Element $element Element to visit.
* @param mixed &$handle Handle (reference).
* @param mixed $eldnah Handle (not reference).
* @return mixed
*/
protected function visitOperator(Ruler\Model\Operator $element, &$handle = null, $eldnah = null)
{
$name = $element->getName();
$arguments = [];
foreach ($element->getArguments() as $argument) {
$value = $argument->accept($this, $handle, $eldnah);
$arguments[] = $value;
if ($element::LAZY_BREAK === $element->shouldBreakLazyEvaluation($value)) {
break;
}
}
if (false === $this->operatorExists($name)) {
throw new Ruler\Exception\Asserter('Operator %s does not exist.', 0, $name);
}
return $this->getOperator($name)->distributeArguments($arguments);
}
