From 0b955cb95473019aff084689c3c3579898bf7f8c Mon Sep 17 00:00:00 2001
From: Daniel Andrei <andrei.daniel26@gmail.com>
Date: Wed, 17 Apr 2019 09:45:22 +0300
Subject: [PATCH] Fix error on quit caused by Electron race issue (#811)

Fixes #809

Co-authored-by: Sindre Sorhus <sindresorhus@gmail.com>
---
 source/index.ts | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/source/index.ts b/source/index.ts
index c7f30f856..506f4607e 100644
--- a/source/index.ts
+++ b/source/index.ts
@@ -459,7 +459,12 @@ app.on('activate', () => {
 
 app.on('before-quit', () => {
 	isQuitting = true;
-	config.set('lastWindowState', mainWindow.getNormalBounds());
+
+	// Checking whether the window exists to work around an Electron race issue:
+	// https://github.com/sindresorhus/caprine/issues/809
+	if (mainWindow) {
+		config.set('lastWindowState', mainWindow.getNormalBounds());
+	}
 });
 
 const notifications = new Map();