protected function validatePrototypeNode(PrototypedArrayNode $node)
{
$path = $node->getPath();
if ($this->addDefaults) {
throw new InvalidDefinitionException(sprintf('->addDefaultsIfNotSet() is not applicable to prototype nodes at path "%s"', $path));
}
if (false !== $this->addDefaultChildren) {
if ($this->default) {
throw new InvalidDefinitionException(sprintf('A default value and default children might not be used together at path "%s"', $path));
}
if (null !== $this->key && (null === $this->addDefaultChildren || is_int($this->addDefaultChildren) && $this->addDefaultChildren > 0)) {
throw new InvalidDefinitionException(sprintf('->addDefaultChildrenIfNoneSet() should set default children names as ->useAttributeAsKey() is used at path "%s"', $path));
}
if (null === $this->key && (is_string($this->addDefaultChildren) || is_array($this->addDefaultChildren))) {
throw new InvalidDefinitionException(sprintf('->addDefaultChildrenIfNoneSet() might not set default children names as ->useAttributeAsKey() is not used at path "%s"', $path));
}
}
}
