From ee7de5d404440dd6e335eb0cd1951dd4de34fa9c Mon Sep 17 00:00:00 2001
From: Joao Moreno <jomo@microsoft.com>
Date: Thu, 2 Feb 2017 17:31:30 +0100
Subject: [PATCH] use boolean instead of number

---
 src/vs/workbench/api/node/mainThreadMessageService.ts | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/vs/workbench/api/node/mainThreadMessageService.ts b/src/vs/workbench/api/node/mainThreadMessageService.ts
index 99255d2d361..c8d9c07996e 100644
--- a/src/vs/workbench/api/node/mainThreadMessageService.ts
+++ b/src/vs/workbench/api/node/mainThreadMessageService.ts
@@ -69,17 +69,17 @@ export class MainThreadMessageService extends MainThreadMessageServiceShape {
 	}
 
 	private showModalMessage(severity: Severity, message: string, commands: { title: string; isCloseAffordance: boolean; handle: number; }[]): Thenable<number> {
-		let closeAffordanceIndex = -1;
+		let hasCloseAffordance = false;
 
 		const options = commands.map((command, index) => {
 			if (command.isCloseAffordance === true) {
-				closeAffordanceIndex = index;
+				hasCloseAffordance = true;
 			}
 
 			return command.title;
 		});
 
-		if (closeAffordanceIndex === -1) {
+		if (!hasCloseAffordance) {
 			if (options.length > 0) {
 				options.push(nls.localize('cancel', "Cancel"));
 			} else {