feat(union-types): adds support for OneOf and AnyOf (#20)

This commit adds support for union-types that are OneOf and AnyOf types by providing the base type by the name of the UnionType which is an abstract class. This concrete implementation of this class are OneOf, AnyOf and LeafType classes which are part of the core library.

Author: sufyankhanrao

README.md

@@ -15,11 +15,12 @@ pip install apimatic-core-interfaces
 ```
 
 ## Interfaces
-| Name                                                                       | Description                                                                              |
-|--------------------------------------------------------------------------- |------------------------------------------------------------------------------------------|
-| [`HttpClient`](apimatic_core_interfaces/client/http_client.py)             | To save both Request and Response after the completion of response                         |
-| [`ResponseFactory`](apimatic_core_interfaces/factories/response_factory.py)| To convert the client-adapter response into a custom HTTP response                       |
-| [`Authentication`](apimatic_core_interfaces/types/authentication.py)       | To setup methods for the validation and application of the required authentication scheme|
+| Name                                                                        | Description                                                                               |
+|-----------------------------------------------------------------------------|-------------------------------------------------------------------------------------------|
+| [`HttpClient`](apimatic_core_interfaces/client/http_client.py)              | To save both Request and Response after the completion of response                        |
+| [`ResponseFactory`](apimatic_core_interfaces/factories/response_factory.py) | To convert the client-adapter response into a custom HTTP response                        |
+| [`Authentication`](apimatic_core_interfaces/types/authentication.py)        | To setup methods for the validation and application of the required authentication scheme |
+| [`UnionType`](apimatic_core_interfaces/types/union_type.py)                 | To setup methods for the validation and deserialization of OneOf/AnyOf union types        |
 
 
 ## Enumerations

apimatic_core_interfaces/types/__init__.py

@@ -1,4 +1,5 @@
 __all__ = [
     'http_method_enum',
-    'authentication'
+    'authentication',
+    'union_type'
 ]

apimatic_core_interfaces/types/union_type.py

@@ -0,0 +1,22 @@
+from abc import ABC, abstractmethod
+
+
+class UnionType(ABC):
+    NATIVE_TYPES = [int, str, float, bool]
+
+    def __init__(self, union_types, union_type_context):
+        self._union_types = union_types
+        self._union_type_context = union_type_context
+        self.is_valid = False
+        self.error_messages = set()
+
+    @abstractmethod
+    def validate(self, value):
+        ...
+
+    @abstractmethod
+    def deserialize(self, value):
+        ...
+
+    def get_context(self):
+        return self._union_type_context

setup.py

@@ -12,7 +12,7 @@
 
 setup(
     name='apimatic-core-interfaces',
-    version='0.1.3',
+    version='0.1.4',
     description='An abstract layer of the functionalities provided by apimatic-core-library, requests-client-adapter '
                 'and APIMatic SDKs.',
     long_description=long_description,