Beberlei\Metrics\Collector\Collector::decrement PHP Method

    public function decrement($variable);

 /**
  * @param Metric $metric
  */
 private function publishMetric(Metric $metric)
 {
     if ($metric->getType() == Metric::TYPE_INCREMENT) {
         $this->beberleiCollector->increment($metric->getName());
     } elseif ($metric->getType() == Metric::TYPE_DECREMENT) {
         $this->beberleiCollector->decrement($metric->getName());
     } elseif ($metric->getType() == Metric::TYPE_TIMING) {
         $this->beberleiCollector->timing($metric->getName(), $metric->getValue());
     } else {
         $this->beberleiCollector->measure($metric->getName(), $metric->getValue());
     }
 }