Fixed bug

Author: Aelbannan

lib/txn.js

@@ -51,8 +51,8 @@ var Txn = (function () {
             start_ts: 0,
             keys: [],
             preds: [],
-            readOnly: options.readOnly || false,
-            bestEffort: options.bestEffort || false
+            readOnly: options && options.readOnly,
+            bestEffort: options && options.bestEffort
         };
     }
     Txn.prototype.query = function (q, options) {

src/txn.ts

@@ -39,8 +39,8 @@ export class Txn {
           start_ts: 0,
           keys: [],
           preds: [],
-          readOnly: options.readOnly || false,
-          bestEffort: options.bestEffort || false
+          readOnly: options && options.readOnly,
+          bestEffort: options && options.bestEffort
         };
     }