feat: add tracing-otel feature for descriptive otel span naming

msierks · msierks · commit f77e4383fc9d · 2025-05-13T08:44:47.000-05:00
diff --git a/Cargo.toml b/Cargo.toml
@@ -26,6 +26,7 @@ password-strength-validator = ["zxcvbn"]
 string_number = []
 tokio-sync = ["tokio"]
 tracing = ["tracinglib", "tracing-futures"]
+tracing-otel = []
 unblock = ["blocking"]
 dynamic-schema = []
 graphiql = ["handlebars"]
diff --git a/src/extensions/tracing.rs b/src/extensions/tracing.rs
@@ -132,14 +132,25 @@ impl Extension for TracingExtension {
         next: NextResolve<'_>,
     ) -> ServerResult<Option<Value>> {
         let span = if !info.is_for_introspection {
-            Some(span!(
-                target: "async_graphql::graphql",
-                Level::INFO,
-                "field",
-                path = %info.path_node,
-                parent_type = %info.parent_type,
-                return_type = %info.return_type,
-            ))
+            if cfg!(feature = "tracing-otel") {
+                Some(span!(
+                    target: "async_graphql::graphql",
+                    Level::INFO,
+                    "field",
+                    otel.name = %info.path_node,
+                    parent_type = %info.parent_type,
+                    return_type = %info.return_type,
+                ))
+            } else {
+                Some(span!(
+                    target: "async_graphql::graphql",
+                    Level::INFO,
+                    "field",
+                    path = %info.path_node,
+                    parent_type = %info.parent_type,
+                    return_type = %info.return_type,
+                ))
+            }
         } else {
             None
         };
