Throw error if call in node

gantry · Jan 14, 2016 · ef4314b · ef4314b
1 parent 1be46d0
commit ef4314b
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/Sortable.js b/Sortable.js
@@ -23,6 +23,12 @@
 	}
 })(function () {
 	"use strict";
+
+	if (typeof window == "undefined" || typeof window.document == "undefined") {
+		return function() {
+			throw new Error( "Sortable.js requires a window with a document" );
+		}
+	}
 
 	var dragEl,
 		parentEl,