Adds a violation at the validation graph node with the given property path relative to the current property path.
@api
string $subPath The relative property path for the violation.:
string $message The error message.:
array $params The parameters substituted in the error message.:
mixed $invalidValue The invalid, validated value.:
integer|null $pluralization The number to use to pluralize of the message.:
integer|null $code The violation code.:
public function addViolationAt($subPath, $message, array $params = array(), $invalidValue = null, $pluralization = null, $code = null);