From 680d9e815b8ef4246a49ee87c80751f17bdbeb9d Mon Sep 17 00:00:00 2001
From: Matt Bierner <matb@microsoft.com>
Date: Tue, 11 Dec 2018 21:37:39 -0800
Subject: [PATCH] Use null for RegExpExecArray type

---
 .../parts/tasks/electron-browser/terminalTaskSystem.ts          | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/vs/workbench/parts/tasks/electron-browser/terminalTaskSystem.ts b/src/vs/workbench/parts/tasks/electron-browser/terminalTaskSystem.ts
index ee9fcbebc08..e68cb4047c4 100644
--- a/src/vs/workbench/parts/tasks/electron-browser/terminalTaskSystem.ts
+++ b/src/vs/workbench/parts/tasks/electron-browser/terminalTaskSystem.ts
@@ -1054,7 +1054,7 @@ export class TerminalTaskSystem implements ITaskSystem {
 	private collectVariables(variables: Set<string>, value: string | CommandString): void {
 		let string: string = Types.isString(value) ? value : value.value;
 		let r = /\$\{(.*?)\}/g;
-		let matches: RegExpExecArray;
+		let matches: RegExpExecArray | null;
 		do {
 			matches = r.exec(string);
 			if (matches) {
-- 
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