From c7e508b89060e0084db2c3443ebfc12e2d7aad9f Mon Sep 17 00:00:00 2001
From: Tom Hacohen <tom@stosb.com>
Date: Sun, 17 Dec 2017 15:28:36 +0000
Subject: [PATCH] Also disable back when we have no history stack.

This is useful for when we open a page directly in an inner link.
---
 src/App.tsx | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/App.tsx b/src/App.tsx
index a4efeb3..2be9298 100644
--- a/src/App.tsx
+++ b/src/App.tsx
@@ -94,6 +94,7 @@ const AppBarWitHistory = withRouter(
 
     canGoBack() {
       return (
+        (this.props.history!.length > 1) &&
         (this.props.history!.location.pathname !== routeResolver.getRoute('pim')) &&
         (this.props.history!.location.pathname !== routeResolver.getRoute('home'))
       );