Fix csv formatter

Author: levinmr

src/app_config.js

@@ -37,12 +37,12 @@ class AppConfig {
 
   get formats() {
     const formats = [];
-    if (this.#options.csv) {
-      formats.push("csv");
-    }
     if (this.#options.json) {
       formats.push("json");
     }
+    if (this.#options.csv) {
+      formats.push("csv");
+    }
     return formats;
   }
 

src/process_results/result_formatter.js

@@ -37,7 +37,7 @@ const _formatCSV = (result) => {
 };
 
 function _mapCSVHeaders(dataArray) {
-  return dataArray.forEach((dataItem, index) => {
+  dataArray.forEach((dataItem, index) => {
     const newDataItem = {};
     Object.keys(dataItem).forEach((key) => {
       if (_keyMappings[key]) {
@@ -49,6 +49,7 @@ function _mapCSVHeaders(dataArray) {
 
     dataArray[index] = newDataItem;
   });
+  return dataArray;
 }
 
 const _keyMappings = {