From 69f258b4f4223f6a15c8b435c5357e68aad09f11 Mon Sep 17 00:00:00 2001
From: Andrey Antukh <niwi@niwi.nz>
Date: Thu, 29 Sep 2016 07:08:54 +0200
Subject: [PATCH] Add a precondition to `update-size` event.

---
 src/uxbox/main/data/shapes.cljs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/uxbox/main/data/shapes.cljs b/src/uxbox/main/data/shapes.cljs
index f8fb161c2..7165c5752 100644
--- a/src/uxbox/main/data/shapes.cljs
+++ b/src/uxbox/main/data/shapes.cljs
@@ -111,6 +111,7 @@
   of the shape using the width and height attrs
   instread final point of coordinates."
   [sid opts]
+  {:pre [(uuid? sid)]}
   (reify
     udp/IPageUpdate
     rs/UpdateEvent