Merge pull request #49 from koxudaxi/support_ref_paramter

support $ref paramter

Author: koxudaxi

fastapi_code_generator/__main__.py

@@ -50,7 +50,9 @@ def generate_code(
             imports=parsed_object.imports,
             info=parsed_object.info,
         )
-        results[relative_path] = format_code(result, PythonVersion.PY_38)
+        results[relative_path] = format_code(
+            result, PythonVersion.PY_38, Path().resolve()
+        )
 
     timestamp = datetime.now(timezone.utc).replace(microsecond=0).isoformat()
     header = f"""\

fastapi_code_generator/parser.py

@@ -230,6 +230,11 @@ def get_data_type(self, schema: JsonSchemaObject) -> DataType:
     def get_parameter_type(
         self, parameter: Dict[str, Union[str, Dict[str, str]]], snake_case: bool
     ) -> Argument:
+        ref: Optional[str] = parameter.get('$ref')  # type: ignore
+        if ref:
+            if not ref.startswith('#/components'):
+                raise NotImplementedError(f'{ref=} is not supported for parameters')
+            parameter = get_model_by_path(self.components, ref[13:].split('/'))
         name: str = parameter["name"]  # type: ignore
         orig_name = name
         if snake_case: