From 4d2db30dee0e3f036ed679f034a978789afe130d Mon Sep 17 00:00:00 2001
From: Daniel Compton <desk@danielcompton.net>
Date: Thu, 16 Nov 2017 14:01:05 +1300
Subject: [PATCH] Refactor CSS creation

---
 src/day8/re_frame/trace/panels/app_db.cljs | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/day8/re_frame/trace/panels/app_db.cljs b/src/day8/re_frame/trace/panels/app_db.cljs
index 4a67f30..223b503 100644
--- a/src/day8/re_frame/trace/panels/app_db.cljs
+++ b/src/day8/re_frame/trace/panels/app_db.cljs
@@ -70,8 +70,7 @@
   (let [expanded? (r/atom false)]
     (fn [jsonml]
       [:span
-       {:class (str/join " " ["re-frame-trace--object"
-                              (when @expanded? "expanded")])}
+       {:class (str "re-frame-trace--object" (when @expanded? " expanded"))}
        [:span {:class    "toggle"
                :on-click #(swap! expanded? not)}
         [:button.expansion-button (if @expanded? "▼" "▶")]]