validate that objectName and propertyName are always provided together

Author: crysmags

lib/transformer.js

@@ -280,7 +280,13 @@ class Transformer {
         `AssignmentExpression[left.name="${expressionName}"] > ArrowFunctionExpression[async]`
       )
     }
-    if (propertyName && objectName) {
+
+    if (objectName || propertyName) {
+      if (!objectName || !propertyName) {
+        throw new Error(
+          `functionQuery: 'objectName' and 'propertyName' must be used together (got objectName=${objectName}, propertyName=${propertyName})`
+        )
+      }
       const objectSelector = objectName === 'this'
         ? 'left.object.type=ThisExpression'
         : `left.object.name="${objectName}"`