From 029fd3ea35acb163b48d1e8cf7a99879508ea502 Mon Sep 17 00:00:00 2001
From: mlboy <mlboy@126.com>
Date: Sun, 20 Sep 2020 12:01:43 +0800
Subject: [PATCH] fix: golint: context.WithValue should should not use basic
 type as key (#83)

* fix: golint: context.WithValue should should not use basic type as key

* optimiz
---
 core/trace/tracespec/vars.go | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/core/trace/tracespec/vars.go b/core/trace/tracespec/vars.go
index 35a2ee18..6150800a 100644
--- a/core/trace/tracespec/vars.go
+++ b/core/trace/tracespec/vars.go
@@ -1,3 +1,7 @@
 package tracespec
 
-const TracingKey = "X-Trace"
+//ContextKey a type for context key
+type ContextKey struct{}
+
+//TracingKey is tracing key for ctx
+var TracingKey ContextKey