createMetricsTracer function
Creates a new MetricsTracer
If simple
is true, returns a SimpleMetricsTracer.
Otherwise, returns a NoopMetricsTracer.
Implementation
MetricsTracer createMetricsTracer({bool simple = false}) {
if (simple) {
return SimpleMetricsTracer();
} else {
return NoopMetricsTracer();
}
}