From a16339b8933f115da3661f3d3f64854c3fa60bdc Mon Sep 17 00:00:00 2001
From: Richard Gibson <richard.gibson@gmail.com>
Date: Mon, 24 Apr 2017 12:39:25 -0400
Subject: Core: Update isFunction to handle unusual-@@toStringTag input

Ref gh-3597
Fixes gh-3600
Fixes gh-3596
Closes gh-3617
---
 src/core.js | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/core.js b/src/core.js
index 54b44b1ea..83d427c78 100644
--- a/src/core.js
+++ b/src/core.js
@@ -212,7 +212,12 @@ jQuery.extend( {
 	noop: function() {},
 
 	isFunction: function( obj ) {
-		return jQuery.type( obj ) === "function";
+
+		// Support: Chrome <=57, Firefox <=52
+		// In some browsers, typeof returns "function" for HTML <object> elements
+		// (i.e., `typeof document.createElement( "object" ) === "function"`).
+		// We don't want to classify *any* DOM node as a function.
+		return typeof obj === "function" && typeof obj.nodeType !== "number";
 	},
 
 	isWindow: function( obj ) {
@@ -464,7 +469,7 @@ function isArrayLike( obj ) {
 	var length = !!obj && "length" in obj && obj.length,
 		type = jQuery.type( obj );
 
-	if ( type === "function" || jQuery.isWindow( obj ) ) {
+	if ( jQuery.isFunction( obj ) || jQuery.isWindow( obj ) ) {
 		return false;
 	}
 
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