From c52f03ccf7271e7518df3f868c923124c7aba09a Mon Sep 17 00:00:00 2001
From: Matt Bierner <matb@microsoft.com>
Date: Fri, 10 Feb 2017 15:46:51 -0800
Subject: [PATCH] Only check tsc version for ts files. Fixes #17736

---
 extensions/typescript/src/features/bufferSyncSupport.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/extensions/typescript/src/features/bufferSyncSupport.ts b/extensions/typescript/src/features/bufferSyncSupport.ts
index c21ca755f70..f200eadea34 100644
--- a/extensions/typescript/src/features/bufferSyncSupport.ts
+++ b/extensions/typescript/src/features/bufferSyncSupport.ts
@@ -182,7 +182,9 @@ export default class BufferSyncSupport {
 		this.syncedBuffers[filepath] = syncedBuffer;
 		syncedBuffer.open();
 		this.requestDiagnostic(filepath);
-		this.checkTSCVersion();
+		if (document.languageId === 'typescript' || document.languageId === 'typescriptreact') {
+			this.checkTSCVersion();
+		}
 	}
 
 	private onDidCloseTextDocument(document: TextDocument): void {
-- 
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