/**
* This method removes all variables from the <b>$_images</b> property that
* are also found in the formal parameters of the given method or/and
* function node.
*
* @param PHP_PMD_Node_AbstractCallable $node The currently
* analyzed method/function node.
*
* @return void
*/
private function _removeParameters(PHP_PMD_Node_AbstractCallable $node)
{
// Get formal parameter container
$parameters = $node->getFirstChildOfType('FormalParameters');
// Now get all declarators in the formal parameters container
$declarators = $parameters->findChildrenOfType('VariableDeclarator');
foreach ($declarators as $declarator) {
unset($this->_images[$declarator->getImage()]);
}
}
