From 998a6d7cf965800bc1c298f3714b63d3a9806413 Mon Sep 17 00:00:00 2001
From: isidor <inikolic@microsoft.com>
Date: Thu, 15 Aug 2019 15:48:52 +0200
Subject: [PATCH] callStack view:  do not show thread when there is only one to
 be compact

fixes #79121
---
 src/vs/workbench/contrib/debug/browser/callStackView.ts | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/vs/workbench/contrib/debug/browser/callStackView.ts b/src/vs/workbench/contrib/debug/browser/callStackView.ts
index 97836b9a964..bc5758380cd 100644
--- a/src/vs/workbench/contrib/debug/browser/callStackView.ts
+++ b/src/vs/workbench/contrib/debug/browser/callStackView.ts
@@ -608,6 +608,10 @@ class CallStackDataSource implements IAsyncDataSource<IDebugModel, CallStackItem
 		} else if (isDebugSession(element)) {
 			const childSessions = this.debugService.getModel().getSessions().filter(s => s.parentSession === element);
 			const threads: CallStackItem[] = element.getAllThreads();
+			if (threads.length === 1 && childSessions.length === 0) {
+				// Do not show thread when there is only one to be compact.
+				return this.getThreadChildren(<Thread>threads[0]);
+			}
 
 			return Promise.resolve(threads.concat(childSessions));
 		} else {
-- 
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