fix: Dont serialize nan when present in vars

2 files changed, 23 insertions, 1 deletions

diff --git a/raven/utils/serializer/base.py b/raven/utils/serializer/base.py
index 92b2102..b4c97c5 100644
--- a/raven/utils/serializer/base.py
+++ b/raven/utils/serializer/base.py
@@ -174,7 +174,17 @@ class FloatSerializer(Serializer):
     types = (float,)
 
     def serialize(self, value, **kwargs):
-        return float(value)
+        value = float(value)
+
+        if value == float('inf'):
+            return '<inf>'
+        if value == float('-inf'):
+            return '<-inf>'
+        # lol checking for float('nan')
+        if value != value:
+            return '<nan>'
+
+        return value
 
 
 class IntegerSerializer(Serializer):
diff --git a/tests/base/tests.py b/tests/base/tests.py
index df03278..bed1c17 100644
--- a/tests/base/tests.py
+++ b/tests/base/tests.py
@@ -307,6 +307,18 @@ class ClientTest(TestCase):
         self.assertEquals(frame['function'], 'test_exception_event')
         self.assertTrue('timestamp' in event)
 
+    def test_exception_nan_in_vars(self):
+        try:
+            foo = float("nan")  # noqa
+            raise ValueError("foo")
+        except ValueError:
+            self.client.captureException()
+
+        event, = self.client.events
+        exc, = event['exception']['values']
+        frame, = exc['stacktrace']['frames']
+        assert frame['vars']['foo'] == "<nan>"
+
     def test_exception_event_true_exc_info(self):
         try:
             raise ValueError('foo')