From 29269ad85409682eb38a075b9a5e379f393105dc Mon Sep 17 00:00:00 2001
From: Manu Goyal <manu.goyal2013@gmail.com>
Date: Mon, 18 Dec 2023 13:41:33 -0800
Subject: [PATCH] Fix binding issue when tracing inside autoevals. (#46)

---
 js/util.ts | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/js/util.ts b/js/util.ts
index 3dcb19a..1a2f186 100644
--- a/js/util.ts
+++ b/js/util.ts
@@ -13,7 +13,11 @@ export function currentSpanTraced<R>(
   if (globalThis.__inherited_braintrust_state) {
     const currentSpan =
       globalThis.__inherited_braintrust_state.currentSpan.getStore();
-    return currentSpan.traced(name, (span: any) => callback(span.log), args);
+    return currentSpan.traced(
+      name,
+      (span: any) => callback(span.log.bind(span)),
+      args
+    );
   } else {
     return callback(() => {});
   }