From 2f31a4e8f782e4d6ba5b1e0d27af71cabb693209 Mon Sep 17 00:00:00 2001
From: Damien Arrachequesne <damien.arrachequesne@gmail.com>
Date: Tue, 25 Apr 2017 00:21:17 +0200
Subject: [PATCH] [fix] Ensure globals are functions before running
 `instanceof` (#68)

Following https://github.com/socketio/has-binary/pull/4.
---
 binary.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/binary.js b/binary.js
index 38a3578..89e52cf 100644
--- a/binary.js
+++ b/binary.js
@@ -97,8 +97,8 @@ exports.removeBlobs = function(data, callback) {
     if (!obj) return obj;
 
     // convert any blob
-    if ((global.Blob && obj instanceof Blob) ||
-        (global.File && obj instanceof File)) {
+    if ((typeof global.Blob === 'function' && obj instanceof Blob) ||
+        (typeof global.File === 'function' && obj instanceof File)) {
       pendingBlobs++;
 
       // async filereader