fix statuscode feature bugging lists returned to json

Author: dschep

lambda_decorators.py

@@ -170,7 +170,7 @@ def handler(event, context):
 
 logger = logging.getLogger(__name__)
 
-__version__ = "0.5.0"
+__version__ = "0.5.1"
 
 
 class LambdaDecorator(object):
@@ -503,7 +503,7 @@ def wrapper_wrapper(handler):
             def wrapper(event, context):
                 try:
                     resp = handler(event, context)
-                    if resp is not None:
+                    if isinstance(resp, dict):
                         status = resp.pop('statusCode', 200)
                     else:
                         status = 200

tests/test_json_http_resp.py

@@ -51,3 +51,9 @@ def test_json_http_resp_w_status_code():
     def hello(example, context):
         return {'foo': 'bar', 'statusCode': 403}
     assert hello({}, MagicMock()) == {"statusCode": 403, "body": '{"foo": "bar"}'}
+
+def test_json_http_resp_w_list():
+    @json_http_resp
+    def hello(example, context):
+        return [2,4,6]
+    assert hello({}, MagicMock()) == {"statusCode": 200, "body": '[2, 4, 6]'}