From 2be982d477c5ffdeafea95ba14569a05da59cb0d Mon Sep 17 00:00:00 2001
From: Lars-Dominik Braun <lars@6xq.net>
Date: Sun, 25 Nov 2018 09:42:13 +0100
Subject: behavior: Turn scroll JS code into class

---
 crocoite/behavior.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'crocoite/behavior.py')

diff --git a/crocoite/behavior.py b/crocoite/behavior.py
index d5c82a0..5f66538 100644
--- a/crocoite/behavior.py
+++ b/crocoite/behavior.py
@@ -120,9 +120,10 @@ class JsOnload (Behavior):
         tab = self.loader.tab
         yield self.script
         result = await tab.Runtime.evaluate (expression=str (self.script))
+        exception = result.get ('exceptionDetails', None)
         result = result['result']
         assert result['type'] == 'object'
-        assert result.get ('subtype') != 'error'
+        assert result.get ('subtype') != 'error', exception
         self.context = result['objectId']
 
     async def onstop (self):
-- 
cgit v1.2.3