undefined checking

retejs · Sep 9, 2017 · 43b1259 · 43b1259
1 parent 4ed0a86
commit 43b1259
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/engine.js b/src/engine.js
@@ -131,7 +131,7 @@ export class Engine {
         }
 
         for (var i in this.data.nodes) // process nodes that have not been reached
-            if (this.data.nodes[i].outputData === undefined) {
+            if (typeof this.data.nodes[i].outputData === 'undefined') {
                 var node = this.data.nodes[i];
 
                 await this.processNode(node);