/
settings.dart
75 lines (66 loc) · 2.34 KB
/
settings.dart
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// Copyright (c) 2017, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
import 'package:json_annotation/json_annotation.dart';
import 'type_helper.dart';
import 'type_helpers/big_int_helper.dart';
import 'type_helpers/config_types.dart';
import 'type_helpers/convert_helper.dart';
import 'type_helpers/date_time_helper.dart';
import 'type_helpers/duration_helper.dart';
import 'type_helpers/enum_helper.dart';
import 'type_helpers/generic_factory_helper.dart';
import 'type_helpers/iterable_helper.dart';
import 'type_helpers/json_converter_helper.dart';
import 'type_helpers/json_helper.dart';
import 'type_helpers/map_helper.dart';
import 'type_helpers/uri_helper.dart';
import 'type_helpers/value_helper.dart';
class Settings {
static const _coreHelpers = <TypeHelper>[
IterableHelper(),
MapHelper(),
EnumHelper(),
ValueHelper(),
];
static const defaultHelpers = <TypeHelper>[
BigIntHelper(),
DateTimeHelper(),
DurationHelper(),
JsonHelper(),
UriHelper(),
];
final List<TypeHelper> _typeHelpers;
Iterable<TypeHelper> get allHelpers => const <TypeHelper>[
ConvertHelper(),
JsonConverterHelper(),
GenericFactoryHelper(),
].followedBy(_typeHelpers).followedBy(_coreHelpers);
final ClassConfig config;
/// Creates an instance of [Settings].
///
/// If [typeHelpers] is not provided, the built-in helpers are used:
/// [BigIntHelper], [DateTimeHelper], [DurationHelper], [JsonHelper], and
/// [UriHelper].
Settings({
JsonSerializable? config,
List<TypeHelper>? typeHelpers,
}) : config = config != null
? ClassConfig.fromJsonSerializable(config)
: ClassConfig.defaults,
_typeHelpers = typeHelpers ?? defaultHelpers;
/// Creates an instance of [Settings].
///
/// [typeHelpers] provides a set of [TypeHelper] that will be used along with
/// the built-in helpers:
/// [BigIntHelper], [DateTimeHelper], [DurationHelper], [JsonHelper], and
/// [UriHelper].
factory Settings.withDefaultHelpers(
Iterable<TypeHelper> typeHelpers, {
JsonSerializable? config,
}) =>
Settings(
config: config,
typeHelpers: List.unmodifiable(typeHelpers.followedBy(defaultHelpers)),
);
}