check for nil config and return noop (#2979)

temporalio · Jun 9, 2022 · 5135a68 · 5135a68
1 parent 8114a4f
commit 5135a68
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/common/metrics/events.go b/common/metrics/events.go
@@ -51,6 +51,10 @@ var _ MetricProvider = (*eventsMetricProvider)(nil)
 
 // MetricHandlerFromConfig is used at startup to construct
 func MetricHandlerFromConfig(logger log.Logger, c *Config) MetricHandler {
+	if c == nil {
+		return NoopMetricHandler
+	}
+
 	setDefaultPerUnitHistogramBoundaries(&c.ClientConfig)
 	if c.Prometheus != nil && len(c.Prometheus.Framework) > 0 {
 		switch c.Prometheus.Framework {