From 206de2526319df52bba10f75cdc472ae234f902b Mon Sep 17 00:00:00 2001
From: Orta Therox <orta.therox@gmail.com>
Date: Thu, 29 Aug 2019 13:07:56 -0400
Subject: [PATCH] Ensure that TS can run in a browser by checking for a process
 obj before using it in the perf logger

---
 src/compiler/perfLogger.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/compiler/perfLogger.ts b/src/compiler/perfLogger.ts
index 974e231d15d4b..c3efaa75c4a8a 100644
--- a/src/compiler/perfLogger.ts
+++ b/src/compiler/perfLogger.ts
@@ -38,6 +38,6 @@ namespace ts {
 
     /** Performance logger that will generate ETW events if possible */
     export const perfLogger: PerfLogger = etwModule ? etwModule : nullLogger;
-
-    perfLogger.logInfoEvent(`Starting TypeScript v${versionMajorMinor} with command line: ${JSON.stringify(process.argv)}`);
+    const args = typeof process === "undefined" ? [] : process.argv;
+    perfLogger.logInfoEvent(`Starting TypeScript v${versionMajorMinor} with command line: ${JSON.stringify(args)}`);
 }