function DeltaStorage::add

File

vendor/open-telemetry/sdk/Metrics/Stream/DeltaStorage.php, line 27

Class

DeltaStorage

@internal @phan-file-suppress PhanUndeclaredTypeParameter, PhanUndeclaredTypeProperty

Namespace

OpenTelemetry\SDK\Metrics\Stream

Code

public function add(Metric $metric, int|GMP $readers) : void {
    
    /** @phpstan-ignore-next-line */
    if ($readers == 0) {
        return;
    }
    if (($this->head->prev->readers ?? null) != $readers) {
        $this->head->prev = new Delta($metric, $readers, $this->head->prev);
    }
    else {
        assert($this->head->prev !== null);
        $this->mergeInto($this->head->prev->metric, $metric);
    }
}