+ public function pushNamed (string $stackerName, $value) {
+ // Validate parameter
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-STACKER: stackerName=%s,value[]=%s - CALLED!', $stackerName, gettype($value)));
+ if (empty($stackerName)) {
+ // No empty stack name
+ throw new InvalidArgumentException('Parameter "stackerName" is empty', FrameworkInterface::EXCEPTION_INVALID_ARGUMENT);
+ }
+