From 7f91ffc5bdb70b652bf5b7e74799488bb9b61f39 Mon Sep 17 00:00:00 2001
From: Elton Chen-Yu Ho <b01505026@ntu.edu.tw>
Date: Wed, 14 Jun 2017 22:51:10 +0800
Subject: [PATCH] add comment describing previous changes

---
 index.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/index.js b/index.js
index e687848..9cb3540 100644
--- a/index.js
+++ b/index.js
@@ -59,6 +59,7 @@ class TabGroup extends EventEmitter {
         this.newTabId++;
         let tab = new Tab(this, id, args);
         this.tabs.push(tab);
+        // Don't call tab.activate() before a tab is referenced in this.tabs
         if (args.active === true) {
             tab.activate();
         }