Handling missing body properties

lib/util.js

@@ -280,7 +280,7 @@ module.exports = {
       // https://github.com/OAI/OpenAPI-Specification/blob/master/versions/3.0.2.md#pathItemObject
       getPathMethods = function(pathKeys) {
         var methods = [];
-        pathKeys.forEach(function(element) {
+        pathKeys && pathKeys.forEach(function(element) {
           if (METHODS.includes(element)) {
             methods.push(element);
           }
@@ -321,8 +321,6 @@ module.exports = {
             currentNode.addChildren(currentPath[i], new Node({
               name: currentPath[i],
               requestCount: 0,
-              requests: [],
-              children: {},
               type: 'item-group'
             }));
           }
@@ -1012,7 +1010,7 @@ module.exports = {
             type: typeof value
           };
           params = this.convertParamsWithStyle(encoding[key], value);
-          params.forEach((element) => {
+          params && params.forEach((element) => {
             if (typeof element.value === 'object') { element.value = JSON.stringify(element.value); }
             // element.value = JSON.stringify(element.value);
             delete element.description;
@@ -1387,7 +1385,7 @@ module.exports = {
       item.request.body = pmBody.body;
       item.request.addHeader(pmBody.contentHeader);
       // extra form headers if encoding is present in request Body.
-      pmBody.formHeaders.forEach((element) => {
+      pmBody.formHeaders && pmBody.formHeaders.forEach((element) => {
         item.request.addHeader(element);
       });
     }