changed the behaviour of JSONEncoder

CHANGELOG.md

 # v2.4.17
 
-* _TBA_
+* changed the behaviour of `JSONEncoder` when it comes to serializing unknown objects
 
 # v2.4.16
 

docs/json.rst

@@ -17,3 +17,8 @@ You might also want to check out the JSONEncoder satella uses to do it.
 
 .. autoclass:: satella.json.JSONEncoder
     :members:
+
+This will serialize unknown objects in the following way.
+First, **__dict__** will be extracted out of this object. The dictionary
+will be constructed in such a way, that for each key in this **__dict__**,
+it's value's **repr** will be assigned.

satella/json.py

@@ -21,7 +21,10 @@ class JSONEncoder(json.JSONEncoder):
         try:
             return super().default(o)
         except TypeError:
-            return {'type': repr(type(o)), 'str': str(o), 'repr': repr(o)}
+            dct = {}
+            for k, v in o.__dict__.items():
+                dct[k] = repr(v)
+            return dct
 
 
 def json_encode(x) -> str:

tests/test_json.py

 import typing as tp
 import unittest
+import sys
+import json
 
 from satella.json import JSONAble, json_encode
 
@@ -15,6 +17,8 @@ class TestJson(unittest.TestCase):
 
     def test_unjsonable_objects(self):
         class MyClass:
-            pass
+            def __init__(self, a):
+                self.a = a
 
-        json_encode(MyClass())
+        data = json.loads(json_encode(MyClass(5)))
+        self.assertEqual(data['a'], '5')