From e3720e21e90e1f6d81a6d5ae7768b6e7b9e7d4cd Mon Sep 17 00:00:00 2001
From: Dan Reynolds <me@danreynolds.ca>
Date: Wed, 13 Jun 2018 12:43:21 -0700
Subject: [PATCH] check both the logger for withTrace and the options

---
 src/core.js     | 3 ++-
 src/defaults.js | 1 +
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/core.js b/src/core.js
index 27d6776..50ef09d 100644
--- a/src/core.js
+++ b/src/core.js
@@ -45,6 +45,7 @@ function printBuffer(buffer, options) {
     colors,
     level,
     diff,
+    withTrace,
   } = options;
 
   const isUsingDefaultFormatter = typeof options.titleFormatter === 'undefined';
@@ -125,7 +126,7 @@ function printBuffer(buffer, options) {
       } else logger[nextStateLevel]('next state', nextState);
     }
 
-    if (logger.withTrace) {
+    if (withTrace && logger.trace) {
       logger.groupCollapsed('TRACE');
       logger.trace();
       logger.groupEnd();
diff --git a/src/defaults.js b/src/defaults.js
index 0103ae9..606e917 100644
--- a/src/defaults.js
+++ b/src/defaults.js
@@ -18,6 +18,7 @@ export default {
   },
   diff: false,
   diffPredicate: undefined,
+  withTrace: false,
 
   // Deprecated options
   transformer: undefined,