From 40ded5270ada1582af6d28d3f77eb0bb8907c701 Mon Sep 17 00:00:00 2001
From: Maria Sokolova <maria.sokolova@jetbrains.com>
Date: Mon, 26 May 2025 11:09:51 +0200
Subject: [PATCH] [debugger] Refactor: fallbackToOldFetchContinuationStack can
 take nullable continuation

GitOrigin-RevId: e1c043815a54daa0b24600a1e26d21965cb617fd
---
 .../kotlin/idea/debugger/coroutine/proxy/ContinuationHolder.kt | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/plugins/kotlin/jvm-debugger/coroutines/src/org/jetbrains/kotlin/idea/debugger/coroutine/proxy/ContinuationHolder.kt b/plugins/kotlin/jvm-debugger/coroutines/src/org/jetbrains/kotlin/idea/debugger/coroutine/proxy/ContinuationHolder.kt
index 37672cae21d9..2cd305ecaffb 100644
--- a/plugins/kotlin/jvm-debugger/coroutines/src/org/jetbrains/kotlin/idea/debugger/coroutine/proxy/ContinuationHolder.kt
+++ b/plugins/kotlin/jvm-debugger/coroutines/src/org/jetbrains/kotlin/idea/debugger/coroutine/proxy/ContinuationHolder.kt
@@ -79,9 +79,10 @@ private fun parseResultFromHelper(array: Value, context: DefaultExecutionContext
 }
 
 private fun fallbackToOldFetchContinuationStack(
-    continuation: ObjectReference,
+    continuation: ObjectReference?,
     context: DefaultExecutionContext
 ): Pair<List<CoroutineStackFrameItem>, List<StackTraceElement>?>? {
+    if (continuation == null) return null
     val continuationStack = DebugMetadata.instance(context)?.fetchContinuationStack(continuation, context) ?: return null
     val lastRestoredFrame = continuationStack.lastOrNull()
     val coroutineOwner = lastRestoredFrame?.baseContinuationImpl?.coroutineOwner