From afc538e87598a7bfa82c5158ce5f2c8d20353131 Mon Sep 17 00:00:00 2001
From: Bruno Windels <bruno@windels.cloud>
Date: Wed, 17 Nov 2021 12:58:08 +0100
Subject: [PATCH] explicitly check for type, rather than truthy

---
 src/logging/LogItem.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/logging/LogItem.ts b/src/logging/LogItem.ts
index 1d9ce20b..0e5b0ecb 100644
--- a/src/logging/LogItem.ts
+++ b/src/logging/LogItem.ts
@@ -144,7 +144,7 @@ export class LogItem implements ILogItem {
         // in (v)alues, (l)abel and (t)ype are also reserved.
         const item: ISerializedItem = {
             // (s)tart
-            s: parentStartTime? this.start - parentStartTime : this.start,
+            s: typeof parentStartTime === "number" ? this.start - parentStartTime : this.start,
             // (d)uration
             d: this.duration,
             // (v)alues