Release 0.27.2

CHANGELOG.rst

@@ -2,6 +2,12 @@
 CHANGELOG
 =========
 
+0.27.2
+===============
+
+* Mapping nested values are serialized according to their custom type definition.
+
+
 0.27.1
 ===============
 

docs/conf.py

@@ -53,7 +53,7 @@
 # The short X.Y version.
 version = '0.27'
 # The full version, including alpha/beta/rc tags.
-release = '0.27.1'
+release = '0.27.2'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.

setup.py

@@ -38,7 +38,7 @@ def requirements(at_path: Path):
 # ----------------------------
 
 setup(name='typeit',
-      version='0.27.1',
+      version='0.27.2',
       description='typeit brings typed data into your project',
       long_description=README,
       classifiers=[

tests/std_types/test_typing.py

@@ -49,6 +49,28 @@ class X(NamedTuple):
     assert x.pmap_[Attr.x] == 'value'
 
 
+def test_typed_mapping_values():
+    class Attr(Enum):
+        x = 'x'
+
+    class Val(NamedTuple):
+        val: str
+
+    class X(NamedTuple):
+        map: Mapping[Attr, Val]
+
+    mk_x, serialize_x = TypeConstructor ^ X
+
+    data = {
+        'map': {'x': {'val': 'value'}},
+    }
+
+    x = mk_x(data)
+
+    assert x.map[Attr.x] == Val(val='value')
+    assert serialize_x(x) == data
+
+
 def test_sequence():
     class X(NamedTuple):
         xs: collections.abc.Sequence

typeit/schema/types.py

@@ -33,7 +33,10 @@ def deserialize(self, node, cstruct):
 
     def serialize(self, node, appstruct):
         r = super().serialize(node, appstruct)
-        return r
+        if r in (Null, None):
+            return r
+
+        return {self.key_node.serialize(k): self.value_node.serialize(v) for k, v in r.items()}
 
 
 class Path(primitives.Str):