add doc comment

f0ssel · f0ssel · commit 4d6211355642 · 2022-05-18T21:04:37.000Z
diff --git a/telemetry/exporter.go b/telemetry/exporter.go
@@ -21,6 +21,9 @@ func TracerProvider(ctx context.Context, service string) (*sdktrace.TracerProvid
 		),
 	)
 
+	// By default we send span data to a local otel collector.
+	// The endpoint we push to can be configured with env vars.
+	// See https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/protocol/exporter.md
 	exporter, err := otlptrace.New(ctx, otlptracegrpc.NewClient(otlptracegrpc.WithInsecure()))
 	if err != nil {
 		return nil, xerrors.Errorf("creating otlp exporter: %w", err)

Original file line number	Diff line number	Diff line change
`@@ -21,6 +21,9 @@ func TracerProvider(ctx context.Context, service string) (*sdktrace.TracerProvid`
`21`	`21`	`),`
`22`	`22`	`)`
`23`	`23`
	`24`	`+ // By default we send span data to a local otel collector.`
	`25`	`+ // The endpoint we push to can be configured with env vars.`
	`26`	`+ // See https://github.com/open-telemetry/opentelemetry-specification/blob/main/specification/protocol/exporter.md`
`24`	`27`	`exporter, err := otlptrace.New(ctx, otlptracegrpc.NewClient(otlptracegrpc.WithInsecure()))`
`25`	`28`	`if err != nil {`
`26`	`29`	`return nil, xerrors.Errorf("creating otlp exporter: %w", err)`