no allocation in release mode

open-telemetry · Jan 29, 2024 · b6e30b9 · b6e30b9
1 parent 7df53da
commit b6e30b9
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/opentelemetry-otlp/src/exporter/http/trace.rs b/opentelemetry-otlp/src/exporter/http/trace.rs
@@ -46,12 +46,18 @@ impl SpanExporter for OtlpHttpClient {
         }
 
         Box::pin(async move {
+            #[cfg(debug_assertions)]
             let request_uri = request.uri().to_string();
             let response = client.send(request).await?;
 
             if response.status().is_success() {
                 Ok(())
             } else {
+                #[cfg(debug_assertions)]
+                let request_uri = request_uri.as_str();
+                #[cfg(not(debug_assertions))]
+                const request_uri: &str = "(available in debug mode)";
+
                 let error = format!(
                     "OpenTelemetry export failed. Url: {}, Response: {:?}",
                     request_uri,