fix: null check

ljacobsson · Dec 23, 2020 · a2d8372 · a2d8372
1 parent 7e56805
commit a2d8372
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/package.json b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@mhlabs/cfn-diagram",
-  "version": "1.1.11",
+  "version": "1.1.12",
   "description": "CLI tool to visualise CloudFormation templates as draw.io or HTML diagrams",
   "main": "index.js",
   "scripts": {

diff --git a/resources/JsonUtil.js b/resources/JsonUtil.js
@@ -1,7 +1,7 @@
 function createPseudoResources(template, current) {
   current = current || template.Resources;
   for (var k in current) {
-    if (current[k]["Fn::Join"]) {
+    if (current[k] && current[k]["Fn::Join"]) {
       const joinList = current[k]["Fn::Join"][1]    
       current[k] = (Array.isArray(joinList) ? joinList : [joinList]).join(current[k]["Fn::Join"][0]);
     }