From 38b4b14fb6ce2f1a763d1b77fec038fea39dfdcc Mon Sep 17 00:00:00 2001
From: Matt Bierner <matb@microsoft.com>
Date: Wed, 26 Apr 2017 17:17:32 -0700
Subject: [PATCH] Fix ts server potentially logging unknown error code in some
 cases

---
 extensions/typescript/src/typescriptServiceClient.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/extensions/typescript/src/typescriptServiceClient.ts b/extensions/typescript/src/typescriptServiceClient.ts
index 59c28fc28b8..5c053b92bf1 100644
--- a/extensions/typescript/src/typescriptServiceClient.ts
+++ b/extensions/typescript/src/typescriptServiceClient.ts
@@ -610,7 +610,7 @@ export default class TypeScriptServiceClient implements ITypescriptServiceClient
 							this.serviceExited(false);
 						});
 						childProcess.on('exit', (code: any) => {
-							this.error(`TSServer exited with code: ${code ? code : 'unknown'}`);
+							this.error(`TSServer exited with code: ${code === null || typeof code === 'undefined' ? 'unknown' : code}`);
 							if (this.tsServerLogFile) {
 								this.error(`TSServer log file: ${this.tsServerLogFile}`);
 							}