From 98c4a9660279c43e7baf6c18c4998ba417bcf5d0 Mon Sep 17 00:00:00 2001
From: Valerii Sidorenko <balepas@yandex-team.ru>
Date: Thu, 31 Aug 2023 16:45:25 +0200
Subject: [PATCH] fix(tracer): tracer does not have close method if it is not
 enabled (#24)

---
 src/nodekit.ts | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/nodekit.ts b/src/nodekit.ts
index 2d0c2fb..fceced0 100644
--- a/src/nodekit.ts
+++ b/src/nodekit.ts
@@ -124,7 +124,17 @@ export class NodeKit {
 
         this.ctx.stats = prepareClickhouseClient(this.ctx);
 
-        this.addShutdownHandler(() => new Promise<void>((resolve) => this.tracer.close(resolve)));
+        this.addShutdownHandler(
+            () =>
+                new Promise<void>((resolve) => {
+                    // if tracing is disabled, initTracer returns object without close method
+                    if (typeof this.tracer.close === 'function') {
+                        this.tracer.close(resolve);
+                    } else {
+                        resolve();
+                    }
+                }),
+        );
 
         this.setupShutdownSignals();
     }