From 79ae4dd511f0e38d052684044ab97fdf62dd3d95 Mon Sep 17 00:00:00 2001
From: Ben Wheeler <wheeler.benjamin@gmail.com>
Date: Tue, 20 Nov 2018 15:03:57 -0500
Subject: [PATCH] let pathname end without a slash

---
 src/views/preview/preview.jsx | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/views/preview/preview.jsx b/src/views/preview/preview.jsx
index 613fbfea3..9216ea607 100644
--- a/src/views/preview/preview.jsx
+++ b/src/views/preview/preview.jsx
@@ -743,13 +743,17 @@ const ConnectedPreview = connect(
 
 // replace old Scratch 2.0-style hashtag URLs with updated format
 if (window.location.hash) {
+    let pathname = window.location.pathname;
+    if (pathname.substr(-1) !== '/') {
+        pathname = `${pathname}/`;
+    }
     if (window.location.hash === '#editor') {
         history.replaceState({}, document.title,
-            `${window.location.origin}${window.location.pathname}editor${window.location.search}`);
+            `${pathname}editor${window.location.search}`);
     }
     if (window.location.hash === '#fullscreen') {
         history.replaceState({}, document.title,
-            `${window.location.origin}${window.location.pathname}fullscreen${window.location.search}`);
+            `${pathname}fullscreen${window.location.search}`);
     }
 }