From 0edfbbd08b52a7b8bd4c0c3346d2f50b71d86f82 Mon Sep 17 00:00:00 2001
From: Joshua MacDonald <jmacd@lightstep.com>
Date: Tue, 29 Nov 2022 10:40:25 -0800
Subject: [PATCH] fix for attributesEqual() following otel-go slice-valued
 attribute representation change, see
 https://github.com/open-telemetry/opentelemetry-go/issues/3108

---
 lightstep/sdk/metric/internal/syncstate/sync.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lightstep/sdk/metric/internal/syncstate/sync.go b/lightstep/sdk/metric/internal/syncstate/sync.go
index 464da723..c5f0233b 100644
--- a/lightstep/sdk/metric/internal/syncstate/sync.go
+++ b/lightstep/sdk/metric/internal/syncstate/sync.go
@@ -301,6 +301,9 @@ func attributesEqual(a, b []attribute.KeyValue) bool {
 		return false
 	}
 	for i := range a {
+		if a[i].Value.Type() != b[i].Value.Type() {
+			return false
+		}
 		if a[i].Key != b[i].Key {
 			return false
 		}