Misskeyのエラーに型をつける

lib/misskey_dart.dart

@@ -128,6 +128,7 @@ export 'src/data/i/registry/i_registry_keys_with_type_request.dart';
 export 'src/data/i/registry/i_registry_remove_request.dart';
 export 'src/data/i/registry/i_registry_scopes_with_domain_response.dart';
 export 'src/data/i/registry/i_registry_set_request.dart';
+export 'src/data/misskey_exception.dart';
 export 'src/data/notes/notes_clips_request.dart';
 export 'src/data/notes/notes_timeline_request.dart';
 export 'src/data/notes/notes_create_request.dart';

lib/src/data/misskey_exception.dart

@@ -0,0 +1,20 @@
+import 'package:freezed_annotation/freezed_annotation.dart';
+
+part 'misskey_exception.freezed.dart';
+part 'misskey_exception.g.dart';
+
+@freezed
+class MisskeyException with _$MisskeyException implements Exception {
+  const factory MisskeyException({
+    required String id,
+    required String code,
+    required String message,
+    required MisskeyExceptionKind kind,
+    Map<String, dynamic>? info,
+  }) = _MisskeyException;
+
+  factory MisskeyException.fromJson(Map<String, dynamic> json) =>
+      _$MisskeyExceptionFromJson(json);
+}
+
+enum MisskeyExceptionKind { client, server }

lib/src/data/misskey_exception.freezed.dart

@@ -0,0 +1,245 @@
+// coverage:ignore-file
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: type=lint
+// ignore_for_file: unused_element, deprecated_member_use, deprecated_member_use_from_same_package, use_function_type_syntax_for_parameters, unnecessary_const, avoid_init_to_null, invalid_override_different_default_values_named, prefer_expression_function_bodies, annotate_overrides, invalid_annotation_target, unnecessary_question_mark
+
+part of 'misskey_exception.dart';
+
+// **************************************************************************
+// FreezedGenerator
+// **************************************************************************
+
+T _$identity<T>(T value) => value;
+
+final _privateConstructorUsedError = UnsupportedError(
+    'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more information: https://github.com/rrousselGit/freezed#custom-getters-and-methods');
+
+MisskeyException _$MisskeyExceptionFromJson(Map<String, dynamic> json) {
+  return _MisskeyException.fromJson(json);
+}
+
+/// @nodoc
+mixin _$MisskeyException {
+  String get id => throw _privateConstructorUsedError;
+  String get code => throw _privateConstructorUsedError;
+  String get message => throw _privateConstructorUsedError;
+  MisskeyExceptionKind get kind => throw _privateConstructorUsedError;
+  Map<String, dynamic>? get info => throw _privateConstructorUsedError;
+
+  Map<String, dynamic> toJson() => throw _privateConstructorUsedError;
+  @JsonKey(ignore: true)
+  $MisskeyExceptionCopyWith<MisskeyException> get copyWith =>
+      throw _privateConstructorUsedError;
+}
+
+/// @nodoc
+abstract class $MisskeyExceptionCopyWith<$Res> {
+  factory $MisskeyExceptionCopyWith(
+          MisskeyException value, $Res Function(MisskeyException) then) =
+      _$MisskeyExceptionCopyWithImpl<$Res, MisskeyException>;
+  @useResult
+  $Res call(
+      {String id,
+      String code,
+      String message,
+      MisskeyExceptionKind kind,
+      Map<String, dynamic>? info});
+}
+
+/// @nodoc
+class _$MisskeyExceptionCopyWithImpl<$Res, $Val extends MisskeyException>
+    implements $MisskeyExceptionCopyWith<$Res> {
+  _$MisskeyExceptionCopyWithImpl(this._value, this._then);
+
+  // ignore: unused_field
+  final $Val _value;
+  // ignore: unused_field
+  final $Res Function($Val) _then;
+
+  @pragma('vm:prefer-inline')
+  @override
+  $Res call({
+    Object? id = null,
+    Object? code = null,
+    Object? message = null,
+    Object? kind = null,
+    Object? info = freezed,
+  }) {
+    return _then(_value.copyWith(
+      id: null == id
+          ? _value.id
+          : id // ignore: cast_nullable_to_non_nullable
+              as String,
+      code: null == code
+          ? _value.code
+          : code // ignore: cast_nullable_to_non_nullable
+              as String,
+      message: null == message
+          ? _value.message
+          : message // ignore: cast_nullable_to_non_nullable
+              as String,
+      kind: null == kind
+          ? _value.kind
+          : kind // ignore: cast_nullable_to_non_nullable
+              as MisskeyExceptionKind,
+      info: freezed == info
+          ? _value.info
+          : info // ignore: cast_nullable_to_non_nullable
+              as Map<String, dynamic>?,
+    ) as $Val);
+  }
+}
+
+/// @nodoc
+abstract class _$$MisskeyExceptionImplCopyWith<$Res>
+    implements $MisskeyExceptionCopyWith<$Res> {
+  factory _$$MisskeyExceptionImplCopyWith(_$MisskeyExceptionImpl value,
+          $Res Function(_$MisskeyExceptionImpl) then) =
+      __$$MisskeyExceptionImplCopyWithImpl<$Res>;
+  @override
+  @useResult
+  $Res call(
+      {String id,
+      String code,
+      String message,
+      MisskeyExceptionKind kind,
+      Map<String, dynamic>? info});
+}
+
+/// @nodoc
+class __$$MisskeyExceptionImplCopyWithImpl<$Res>
+    extends _$MisskeyExceptionCopyWithImpl<$Res, _$MisskeyExceptionImpl>
+    implements _$$MisskeyExceptionImplCopyWith<$Res> {
+  __$$MisskeyExceptionImplCopyWithImpl(_$MisskeyExceptionImpl _value,
+      $Res Function(_$MisskeyExceptionImpl) _then)
+      : super(_value, _then);
+
+  @pragma('vm:prefer-inline')
+  @override
+  $Res call({
+    Object? id = null,
+    Object? code = null,
+    Object? message = null,
+    Object? kind = null,
+    Object? info = freezed,
+  }) {
+    return _then(_$MisskeyExceptionImpl(
+      id: null == id
+          ? _value.id
+          : id // ignore: cast_nullable_to_non_nullable
+              as String,
+      code: null == code
+          ? _value.code
+          : code // ignore: cast_nullable_to_non_nullable
+              as String,
+      message: null == message
+          ? _value.message
+          : message // ignore: cast_nullable_to_non_nullable
+              as String,
+      kind: null == kind
+          ? _value.kind
+          : kind // ignore: cast_nullable_to_non_nullable
+              as MisskeyExceptionKind,
+      info: freezed == info
+          ? _value._info
+          : info // ignore: cast_nullable_to_non_nullable
+              as Map<String, dynamic>?,
+    ));
+  }
+}
+
+/// @nodoc
+@JsonSerializable()
+class _$MisskeyExceptionImpl implements _MisskeyException {
+  const _$MisskeyExceptionImpl(
+      {required this.id,
+      required this.code,
+      required this.message,
+      required this.kind,
+      final Map<String, dynamic>? info})
+      : _info = info;
+
+  factory _$MisskeyExceptionImpl.fromJson(Map<String, dynamic> json) =>
+      _$$MisskeyExceptionImplFromJson(json);
+
+  @override
+  final String id;
+  @override
+  final String code;
+  @override
+  final String message;
+  @override
+  final MisskeyExceptionKind kind;
+  final Map<String, dynamic>? _info;
+  @override
+  Map<String, dynamic>? get info {
+    final value = _info;
+    if (value == null) return null;
+    if (_info is EqualUnmodifiableMapView) return _info;
+    // ignore: implicit_dynamic_type
+    return EqualUnmodifiableMapView(value);
+  }
+
+  @override
+  String toString() {
+    return 'MisskeyException(id: $id, code: $code, message: $message, kind: $kind, info: $info)';
+  }
+
+  @override
+  bool operator ==(Object other) {
+    return identical(this, other) ||
+        (other.runtimeType == runtimeType &&
+            other is _$MisskeyExceptionImpl &&
+            (identical(other.id, id) || other.id == id) &&
+            (identical(other.code, code) || other.code == code) &&
+            (identical(other.message, message) || other.message == message) &&
+            (identical(other.kind, kind) || other.kind == kind) &&
+            const DeepCollectionEquality().equals(other._info, _info));
+  }
+
+  @JsonKey(ignore: true)
+  @override
+  int get hashCode => Object.hash(runtimeType, id, code, message, kind,
+      const DeepCollectionEquality().hash(_info));
+
+  @JsonKey(ignore: true)
+  @override
+  @pragma('vm:prefer-inline')
+  _$$MisskeyExceptionImplCopyWith<_$MisskeyExceptionImpl> get copyWith =>
+      __$$MisskeyExceptionImplCopyWithImpl<_$MisskeyExceptionImpl>(
+          this, _$identity);
+
+  @override
+  Map<String, dynamic> toJson() {
+    return _$$MisskeyExceptionImplToJson(
+      this,
+    );
+  }
+}
+
+abstract class _MisskeyException implements MisskeyException {
+  const factory _MisskeyException(
+      {required final String id,
+      required final String code,
+      required final String message,
+      required final MisskeyExceptionKind kind,
+      final Map<String, dynamic>? info}) = _$MisskeyExceptionImpl;
+
+  factory _MisskeyException.fromJson(Map<String, dynamic> json) =
+      _$MisskeyExceptionImpl.fromJson;
+
+  @override
+  String get id;
+  @override
+  String get code;
+  @override
+  String get message;
+  @override
+  MisskeyExceptionKind get kind;
+  @override
+  Map<String, dynamic>? get info;
+  @override
+  @JsonKey(ignore: true)
+  _$$MisskeyExceptionImplCopyWith<_$MisskeyExceptionImpl> get copyWith =>
+      throw _privateConstructorUsedError;
+}