/**
* @param string $variable
* @return \Prometheus\Gauge
*/
private function getOrRegisterGaugeForVariable($variable)
{
try {
$gauge = $this->collectorRegistry->getGauge($this->namespace, $variable);
} catch (MetricNotFoundException $e) {
$gauge = $this->collectorRegistry->registerGauge($this->namespace, $variable, '', array_keys($this->tags));
}
return $gauge;
}
/**
* @test
* @expectedException \Prometheus\Exception\MetricNotFoundException
*/
public function itShouldThrowAnExceptionWhenGettingANonExistentMetric()
{
$registry = new CollectorRegistry($this->adapter);
$registry->getGauge("not_here", "go_away");
}
