Some basic components for building forms.

lib/helpers.js

@@ -23,7 +23,8 @@ module.exports = {
     injectCustomFormTemplates,
     filterCustomFields,
     getMjmlTemplate,
-    rollbackAndReleaseConnection
+    rollbackAndReleaseConnection,
+    filterObject
 };
 
 function getDefaultMergeTags(callback) {
@@ -293,3 +294,14 @@ function rollbackAndReleaseConnection(connection, callback) {
         return callback();
     });
 }
+
+function filterObject(obj, allowedKeys) {
+    const result = {};
+    for (const key in obj) {
+        if (allowedKeys.has(key)) {
+            result[key] = obj[key];
+        }
+    }
+
+    return result;
+}