[dart] Fix compile error in inline enum properties with "default" values(#22120) (#22165)

Author: chizhanov

modules/openapi-generator/src/main/resources/dart/libraries/dio/serialization/built_value/class_members.mustache

@@ -32,7 +32,7 @@
 
   @BuiltValueHook(initializeBuilder: true)
   static void _defaults({{{classname}}}Builder b) => b{{#vendorExtensions.x-parent-discriminator}}..{{propertyName}}=b.discriminatorValue{{/vendorExtensions.x-parent-discriminator}}{{#vendorExtensions.x-self-and-ancestor-only-props}}{{#defaultValue}}
-      ..{{{name}}} = {{#isEnum}}{{^isContainer}}{{{defaultValue}}}{{/isContainer}}{{/isEnum}}{{^isEnum}}{{{defaultValue}}}{{/isEnum}}{{/defaultValue}}{{/vendorExtensions.x-self-and-ancestor-only-props}};
+      ..{{{name}}} = {{#isEnum}}{{^isContainer}}{{#enumName}}{{enumName}}.valueOf({{{defaultValue}}}){{/enumName}}{{^enumName}}{{{defaultValue}}}{{/enumName}}{{/isContainer}}{{/isEnum}}{{^isEnum}}{{{defaultValue}}}{{/isEnum}}{{/defaultValue}}{{/vendorExtensions.x-self-and-ancestor-only-props}};
 
 {{/vendorExtensions.x-is-parent}}  @BuiltValueSerializer(custom: true)
   static Serializer<{{classname}}> get serializer => _${{classname}}Serializer();

modules/openapi-generator/src/test/resources/3_0/dart/petstore-with-fake-endpoints-models-for-testing.yaml

@@ -2079,22 +2079,29 @@ components:
     TestEnum:
       type: string
       enum:
-        - ""
-        - "1"
-        - "2"
+        - ''
+        - 'value_one'
+        - 'value_two'
       title: TestEnum
-    TestItem:
+    ObjectWithEnum:
       type: object
-      required:
-        - test
       properties:
-        test:
-          type: integer
-          title: test
-        testEmum:
-          $ref: '#/components/schemas/TestEnum'
-          default: ""
-      title: TestItem
+        attribute:
+          allOf:
+            - $ref: '#/components/schemas/TestEnum'
+          default: ''
+      title: ObjectWithEnum
+    ObjectWithInlineEnumDefaultValue:
+      type: object
+      properties:
+        attribute:
+          description: 'Object one attribute enum with default value'
+          type: 'string'
+          enum: [
+            'value_one',
+            'value_two'
+          ]
+          default: 'value_one'
     ObjectWithInlineEnum:
       type: object
       properties:

samples/openapi3/client/petstore/dart-dio/petstore_client_lib_fake-json_serializable/.openapi-generator/FILES

@@ -43,7 +43,9 @@ doc/NumberOnly.md
 doc/ObjectThatReferencesObjectsWithDuplicateInlineEnums.md
 doc/ObjectWithDeprecatedFields.md
 doc/ObjectWithDuplicateInlineEnum.md
+doc/ObjectWithEnum.md
 doc/ObjectWithInlineEnum.md
+doc/ObjectWithInlineEnumDefaultValue.md
 doc/Order.md
 doc/OuterComposite.md
 doc/OuterEnum.md
@@ -61,7 +63,6 @@ doc/StoreApi.md
 doc/Tag.md
 doc/TestEnum.md
 doc/TestInlineFreeformAdditionalPropertiesRequest.md
-doc/TestItem.md
 doc/User.md
 doc/UserApi.md
 lib/openapi.dart
@@ -116,7 +117,9 @@ lib/src/model/number_only.dart
 lib/src/model/object_that_references_objects_with_duplicate_inline_enums.dart
 lib/src/model/object_with_deprecated_fields.dart
 lib/src/model/object_with_duplicate_inline_enum.dart
+lib/src/model/object_with_enum.dart
 lib/src/model/object_with_inline_enum.dart
+lib/src/model/object_with_inline_enum_default_value.dart
 lib/src/model/order.dart
 lib/src/model/outer_composite.dart
 lib/src/model/outer_enum.dart
@@ -132,6 +135,5 @@ lib/src/model/special_model_name.dart
 lib/src/model/tag.dart
 lib/src/model/test_enum.dart
 lib/src/model/test_inline_freeform_additional_properties_request.dart
-lib/src/model/test_item.dart
 lib/src/model/user.dart
 pubspec.yaml

samples/openapi3/client/petstore/dart-dio/petstore_client_lib_fake-json_serializable/README.md

@@ -154,7 +154,9 @@ Class | Method | HTTP request | Description
  - [ObjectThatReferencesObjectsWithDuplicateInlineEnums](doc/ObjectThatReferencesObjectsWithDuplicateInlineEnums.md)
  - [ObjectWithDeprecatedFields](doc/ObjectWithDeprecatedFields.md)
  - [ObjectWithDuplicateInlineEnum](doc/ObjectWithDuplicateInlineEnum.md)
+ - [ObjectWithEnum](doc/ObjectWithEnum.md)
  - [ObjectWithInlineEnum](doc/ObjectWithInlineEnum.md)
+ - [ObjectWithInlineEnumDefaultValue](doc/ObjectWithInlineEnumDefaultValue.md)
  - [Order](doc/Order.md)
  - [OuterComposite](doc/OuterComposite.md)
  - [OuterEnum](doc/OuterEnum.md)
@@ -170,7 +172,6 @@ Class | Method | HTTP request | Description
  - [Tag](doc/Tag.md)
  - [TestEnum](doc/TestEnum.md)
  - [TestInlineFreeformAdditionalPropertiesRequest](doc/TestInlineFreeformAdditionalPropertiesRequest.md)
- - [TestItem](doc/TestItem.md)
  - [User](doc/User.md)
 
 

…b_fake-json_serializable/doc/TestItem.md …-json_serializable/doc/ObjectWithEnum.mdsamples/openapi3/client/petstore/dart-dio/petstore_client_lib_fake-json_serializable/doc/TestItem.md renamed to samples/openapi3/client/petstore/dart-dio/petstore_client_lib_fake-json_serializable/doc/ObjectWithEnum.md samples/openapi3/client/petstore/dart-dio/petstore_client_lib_fake-json_serializable/doc/TestItem.md renamed to samples/openapi3/client/petstore/dart-dio/petstore_client_lib_fake-json_serializable/doc/ObjectWithEnum.md

@@ -1,4 +1,4 @@
-# openapi.model.TestItem
+# openapi.model.ObjectWithEnum
 
 ## Load the model package
 ```dart
@@ -8,8 +8,7 @@ import 'package:openapi/api.dart';
 ## Properties
 Name | Type | Description | Notes
 ------------ | ------------- | ------------- | -------------
-**test** | **int** |  | 
-**testEmum** | [**TestEnum**](TestEnum.md) |  | [optional] 
+**attribute** | [**TestEnum**](TestEnum.md) |  | [optional] [default to TestEnum.empty]
 
 [[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
 

samples/openapi3/client/petstore/dart-dio/petstore_client_lib_fake-json_serializable/doc/ObjectWithInlineEnumDefaultValue.md

@@ -0,0 +1,15 @@
+# openapi.model.ObjectWithInlineEnumDefaultValue
+
+## Load the model package
+```dart
+import 'package:openapi/api.dart';
+```
+
+## Properties
+Name | Type | Description | Notes
+------------ | ------------- | ------------- | -------------
+**attribute** | **String** | Object one attribute enum with default value | [optional] [default to 'value_one']
+
+[[Back to Model list]](../README.md#documentation-for-models) [[Back to API list]](../README.md#documentation-for-api-endpoints) [[Back to README]](../README.md)
+
+

samples/openapi3/client/petstore/dart-dio/petstore_client_lib_fake-json_serializable/lib/openapi.dart

@@ -54,7 +54,9 @@ export 'package:openapi/src/model/number_only.dart';
 export 'package:openapi/src/model/object_that_references_objects_with_duplicate_inline_enums.dart';
 export 'package:openapi/src/model/object_with_deprecated_fields.dart';
 export 'package:openapi/src/model/object_with_duplicate_inline_enum.dart';
+export 'package:openapi/src/model/object_with_enum.dart';
 export 'package:openapi/src/model/object_with_inline_enum.dart';
+export 'package:openapi/src/model/object_with_inline_enum_default_value.dart';
 export 'package:openapi/src/model/order.dart';
 export 'package:openapi/src/model/outer_composite.dart';
 export 'package:openapi/src/model/outer_enum.dart';
@@ -70,6 +72,5 @@ export 'package:openapi/src/model/special_model_name.dart';
 export 'package:openapi/src/model/tag.dart';
 export 'package:openapi/src/model/test_enum.dart';
 export 'package:openapi/src/model/test_inline_freeform_additional_properties_request.dart';
-export 'package:openapi/src/model/test_item.dart';
 export 'package:openapi/src/model/user.dart';
 

samples/openapi3/client/petstore/dart-dio/petstore_client_lib_fake-json_serializable/lib/src/deserialize.dart

@@ -34,7 +34,9 @@ import 'package:openapi/src/model/number_only.dart';
 import 'package:openapi/src/model/object_that_references_objects_with_duplicate_inline_enums.dart';
 import 'package:openapi/src/model/object_with_deprecated_fields.dart';
 import 'package:openapi/src/model/object_with_duplicate_inline_enum.dart';
+import 'package:openapi/src/model/object_with_enum.dart';
 import 'package:openapi/src/model/object_with_inline_enum.dart';
+import 'package:openapi/src/model/object_with_inline_enum_default_value.dart';
 import 'package:openapi/src/model/order.dart';
 import 'package:openapi/src/model/outer_composite.dart';
 import 'package:openapi/src/model/outer_object_with_enum_property.dart';
@@ -44,7 +46,6 @@ import 'package:openapi/src/model/read_only_first.dart';
 import 'package:openapi/src/model/special_model_name.dart';
 import 'package:openapi/src/model/tag.dart';
 import 'package:openapi/src/model/test_inline_freeform_additional_properties_request.dart';
-import 'package:openapi/src/model/test_item.dart';
 import 'package:openapi/src/model/user.dart';
 
 final _regList = RegExp(r'^List<(.*)>$');
@@ -140,8 +141,12 @@ final _regMap = RegExp(r'^Map<String,(.*)>$');
           return ObjectWithDeprecatedFields.fromJson(value as Map<String, dynamic>) as ReturnType;
         case 'ObjectWithDuplicateInlineEnum':
           return ObjectWithDuplicateInlineEnum.fromJson(value as Map<String, dynamic>) as ReturnType;
+        case 'ObjectWithEnum':
+          return ObjectWithEnum.fromJson(value as Map<String, dynamic>) as ReturnType;
         case 'ObjectWithInlineEnum':
           return ObjectWithInlineEnum.fromJson(value as Map<String, dynamic>) as ReturnType;
+        case 'ObjectWithInlineEnumDefaultValue':
+          return ObjectWithInlineEnumDefaultValue.fromJson(value as Map<String, dynamic>) as ReturnType;
         case 'Order':
           return Order.fromJson(value as Map<String, dynamic>) as ReturnType;
         case 'OuterComposite':
@@ -178,8 +183,6 @@ final _regMap = RegExp(r'^Map<String,(.*)>$');
 
         case 'TestInlineFreeformAdditionalPropertiesRequest':
           return TestInlineFreeformAdditionalPropertiesRequest.fromJson(value as Map<String, dynamic>) as ReturnType;
-        case 'TestItem':
-          return TestItem.fromJson(value as Map<String, dynamic>) as ReturnType;
         case 'User':
           return User.fromJson(value as Map<String, dynamic>) as ReturnType;
         default:

…erializable/lib/src/model/test_item.dart …able/lib/src/model/object_with_enum.dartsamples/openapi3/client/petstore/dart-dio/petstore_client_lib_fake-json_serializable/lib/src/model/test_item.dart renamed to samples/openapi3/client/petstore/dart-dio/petstore_client_lib_fake-json_serializable/lib/src/model/object_with_enum.dart samples/openapi3/client/petstore/dart-dio/petstore_client_lib_fake-json_serializable/lib/src/model/test_item.dart renamed to samples/openapi3/client/petstore/dart-dio/petstore_client_lib_fake-json_serializable/lib/src/model/object_with_enum.dart

@@ -7,7 +7,7 @@ import 'package:openapi/src/model/test_enum.dart';
 import 'package:copy_with_extension/copy_with_extension.dart';
 import 'package:json_annotation/json_annotation.dart';
 
-part 'test_item.g.dart';
+part 'object_with_enum.g.dart';
 
 
 @CopyWith()
@@ -17,55 +17,39 @@ part 'test_item.g.dart';
   disallowUnrecognizedKeys: false,
   explicitToJson: true,
 )
-class TestItem {
-  /// Returns a new [TestItem] instance.
-  TestItem({
+class ObjectWithEnum {
+  /// Returns a new [ObjectWithEnum] instance.
+  ObjectWithEnum({
 
-    required  this.test,
-
-     this.testEmum,
+     this.attribute = TestEnum.empty,
   });
 
   @JsonKey(
-    
-    name: r'test',
-    required: true,
-    includeIfNull: false,
-  )
-
-
-  final int test;
-
-
-
-  @JsonKey(
-    
-    name: r'testEmum',
+    defaultValue: TestEnum.empty,
+    name: r'attribute',
     required: false,
     includeIfNull: false,
   unknownEnumValue: TestEnum.unknownDefaultOpenApi,
   )
 
 
-  final TestEnum? testEmum;
+  final TestEnum? attribute;
 
 
 
 
 
     @override
-    bool operator ==(Object other) => identical(this, other) || other is TestItem &&
-      other.test == test &&
-      other.testEmum == testEmum;
+    bool operator ==(Object other) => identical(this, other) || other is ObjectWithEnum &&
+      other.attribute == attribute;
 
     @override
     int get hashCode =>
-        test.hashCode +
-        testEmum.hashCode;
+        attribute.hashCode;
 
-  factory TestItem.fromJson(Map<String, dynamic> json) => _$TestItemFromJson(json);
+  factory ObjectWithEnum.fromJson(Map<String, dynamic> json) => _$ObjectWithEnumFromJson(json);
 
-  Map<String, dynamic> toJson() => _$TestItemToJson(this);
+  Map<String, dynamic> toJson() => _$ObjectWithEnumToJson(this);
 
   @override
   String toString() {

samples/openapi3/client/petstore/dart-dio/petstore_client_lib_fake-json_serializable/lib/src/model/object_with_inline_enum_default_value.dart

@@ -0,0 +1,81 @@
+//
+// AUTO-GENERATED FILE, DO NOT MODIFY!
+//
+
+// ignore_for_file: unused_element
+import 'package:copy_with_extension/copy_with_extension.dart';
+import 'package:json_annotation/json_annotation.dart';
+
+part 'object_with_inline_enum_default_value.g.dart';
+
+
+@CopyWith()
+@JsonSerializable(
+  checked: true,
+  createToJson: true,
+  disallowUnrecognizedKeys: false,
+  explicitToJson: true,
+)
+class ObjectWithInlineEnumDefaultValue {
+  /// Returns a new [ObjectWithInlineEnumDefaultValue] instance.
+  ObjectWithInlineEnumDefaultValue({
+
+     this.attribute = const ObjectWithInlineEnumDefaultValueAttributeEnum._('value_one'),
+  });
+
+      /// Object one attribute enum with default value
+  @JsonKey(
+    defaultValue: 'value_one',
+    name: r'attribute',
+    required: false,
+    includeIfNull: false,
+  unknownEnumValue: ObjectWithInlineEnumDefaultValueAttributeEnum.unknownDefaultOpenApi,
+  )
+
+
+  final ObjectWithInlineEnumDefaultValueAttributeEnum? attribute;
+
+
+
+
+
+    @override
+    bool operator ==(Object other) => identical(this, other) || other is ObjectWithInlineEnumDefaultValue &&
+      other.attribute == attribute;
+
+    @override
+    int get hashCode =>
+        attribute.hashCode;
+
+  factory ObjectWithInlineEnumDefaultValue.fromJson(Map<String, dynamic> json) => _$ObjectWithInlineEnumDefaultValueFromJson(json);
+
+  Map<String, dynamic> toJson() => _$ObjectWithInlineEnumDefaultValueToJson(this);
+
+  @override
+  String toString() {
+    return toJson().toString();
+  }
+
+}
+
+/// Object one attribute enum with default value
+enum ObjectWithInlineEnumDefaultValueAttributeEnum {
+    /// Object one attribute enum with default value
+@JsonValue(r'value_one')
+valueOne(r'value_one'),
+    /// Object one attribute enum with default value
+@JsonValue(r'value_two')
+valueTwo(r'value_two'),
+    /// Object one attribute enum with default value
+@JsonValue(r'unknown_default_open_api')
+unknownDefaultOpenApi(r'unknown_default_open_api');
+
+const ObjectWithInlineEnumDefaultValueAttributeEnum(this.value);
+
+final String value;
+
+@override
+String toString() => value;
+}
+
+