Document that Collect is concurrent-safe

open-telemetry · Jun 22, 2023 · 60ce2f0 · 60ce2f0
1 parent 87f5902
commit 60ce2f0
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/exporters/prometheus/exporter.go b/exporters/prometheus/exporter.go
@@ -114,6 +114,8 @@ func (c *collector) Describe(ch chan<- *prometheus.Desc) {
 }
 
 // Collect implements prometheus.Collector.
+//
+// This method is safe to call concurrently.
 func (c *collector) Collect(ch chan<- prometheus.Metric) {
 	// TODO (#3047): Use a sync.Pool instead of allocating metrics every Collect.
 	metrics := metricdata.ResourceMetrics{}