lxzap/lxzap.go

@@ -90,8 +90,9 @@ func GinLogger() gin.HandlerFunc {
 		query := c.Request.URL.RawQuery
 
 		// 1. 先从 header 取
-		spanID := c.GetHeader("TraceId")
-		if spanID == "" {
+		spanIDStr := c.GetHeader("TraceId")
+		var spanID string
+		if spanIDStr == "" {
 			// 2. 没有就生成
 			spanID = cast.ToString(NewUUID())
 		}