3 writes to _callback
System.Diagnostics.DiagnosticSource (3)
System\Diagnostics\Metrics\ObservableUpDownCounter.cs (3)
26
_callback
= observeValue ?? throw new ArgumentNullException(nameof(observeValue));
36
_callback
= observeValue ?? throw new ArgumentNullException(nameof(observeValue));
46
_callback
= observeValues ?? throw new ArgumentNullException(nameof(observeValues));
1 reference to _callback
System.Diagnostics.DiagnosticSource (1)
System\Diagnostics\Metrics\ObservableUpDownCounter.cs (1)
53
protected override IEnumerable<Measurement<T>> Observe() => Observe(
_callback
);