From 74c520204f5151f9bab1dc0e04745e91aa84c00b Mon Sep 17 00:00:00 2001
From: Christian Bach <christianbach@users.noreply.github.com>
Date: Mon, 10 Dec 2018 22:11:20 +0100
Subject: [PATCH] Revert back to typeof to avoid ReferenceError: Can't find
 variable Proxy (#147)

---
 src/core/AnimatedEvent.js | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/core/AnimatedEvent.js b/src/core/AnimatedEvent.js
index fb17b69..9623e57 100644
--- a/src/core/AnimatedEvent.js
+++ b/src/core/AnimatedEvent.js
@@ -57,9 +57,10 @@ function sanitizeArgMapping(argMapping) {
       },
     };
 
-    const proxy = Proxy
-      ? new Proxy({}, proxyHandler)
-      : createEventObjectProxyPolyfill();
+    const proxy =
+      typeof Proxy === 'function'
+        ? new Proxy({}, proxyHandler)
+        : createEventObjectProxyPolyfill();
     alwaysNodes.push(new AnimatedAlways(ev(proxy)));
     traverse(proxy, []);
   }