fix: item.search null

yuxizhe · yuxizhe · commit fc8ecaf851b3 · 2019-09-14T01:52:11.000+08:00
diff --git a/lib/instrumentation/http-shared.js b/lib/instrumentation/http-shared.js
@@ -86,7 +86,7 @@ function formatURL (item) {
   return {
     href: item.href,
     pathname: item.pathname,
-    path: item.pathname + item.search,
+    path: item.pathname + (item.search || ''),
     protocol: item.protocol,
     host: item.host,
     port: item.port,
