From 2012fec1bb1bd5d7a27bc390d8f0a447a8d6d716 Mon Sep 17 00:00:00 2001
From: beerose <alexsandra.sikora@gmail.com>
Date: Fri, 20 Oct 2023 12:35:01 -0500
Subject: [PATCH] fix 'undefined is not iterable' when printing json output

---
 src/print-trace-analysis-json.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/print-trace-analysis-json.ts b/src/print-trace-analysis-json.ts
index da61823..4c70842 100644
--- a/src/print-trace-analysis-json.ts
+++ b/src/print-trace-analysis-json.ts
@@ -111,7 +111,7 @@ async function getHotSpotsWorker(curr: EventSpan, currentFile: string | undefine
         // Sort slow to fast
         const sortedChildren = curr.children.sort((a, b) => (b.end - b.start) - (a.end - a.start));
         for (const child of sortedChildren) {
-            children.push(...await getHotSpotsWorker(child, currentFile, positionMap, relatedTypes, importExpressionThreshold));
+            children.push(...(await getHotSpotsWorker(child, currentFile, positionMap, relatedTypes, importExpressionThreshold) || []));
         }
     }