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https://github.com/pese-git/cherrypick.git
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Add parameter to provider
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@@ -11,7 +11,9 @@
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/// limitations under the License.
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///
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enum Mode { SIMPLE, INSTANCE, PROVIDER_INSTANCE }
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enum Mode { SIMPLE, INSTANCE, PROVIDER_INSTANCE, PROVIDER_WITH_PARAMS_INSTANCE }
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typedef ProviderWithParam<T> = T Function(dynamic param);
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/// RU: Класс Binding<T> настраивает параметры экземпляра.
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/// ENG: The Binding<T> class configures the settings for the instance.
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@@ -22,6 +24,7 @@ class Binding<T> {
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late String _name;
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T? _instance;
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T? Function()? _provider;
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ProviderWithParam<T>? _providerWithParam;
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late bool _isSingleton = false;
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late bool _isNamed = false;
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@@ -91,6 +94,16 @@ class Binding<T> {
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return this;
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}
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/// RU: Инициализация экземляпяра через провайдер [value] c динамическим параметром.
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/// ENG: Initialization instance via provider [value] with a dynamic param.
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///
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/// return [Binding]
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Binding<T> toProvideWithParam(ProviderWithParam<T> value) {
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_mode = Mode.PROVIDER_WITH_PARAMS_INSTANCE;
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_providerWithParam = value;
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return this;
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}
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/// RU: Инициализация экземляпяра как сингелтон [value].
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/// ENG: Initialization instance as a singelton [value].
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///
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@@ -117,4 +130,12 @@ class Binding<T> {
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}
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return _provider?.call();
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}
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/// RU: Поиск экземпляра с параметром.
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/// ENG: Resolve instance with param.
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///
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/// return [T]
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T? providerWithParam(dynamic param) {
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return _providerWithParam?.call(param);
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}
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}
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@@ -86,8 +86,8 @@ class Scope {
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/// If you want to get [null] if the dependency cannot be found then use [tryResolve] instead
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/// return - returns an object of type [T] or [StateError]
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///
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T resolve<T>({String? named}) {
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var resolved = tryResolve<T>(named: named);
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T resolve<T>({String? named, dynamic param}) {
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var resolved = tryResolve<T>(named: named, param: param);
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if (resolved != null) {
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return resolved;
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} else {
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@@ -99,7 +99,7 @@ class Scope {
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/// RU: Возвращает найденную зависимость типа [T] или null, если она не может быть найдена.
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/// ENG: Returns found dependency of type [T] or null if it cannot be found.
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///
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T? tryResolve<T>({String? named}) {
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T? tryResolve<T>({String? named, dynamic param}) {
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// 1 Поиск зависимости по всем модулям текущего скоупа
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if (_modulesList.isNotEmpty) {
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for (var module in _modulesList) {
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@@ -112,6 +112,12 @@ class Scope {
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return binding.instance;
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case Mode.PROVIDER_INSTANCE:
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return binding.provider;
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case Mode.PROVIDER_WITH_PARAMS_INSTANCE:
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if (param == null) {
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throw StateError(
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'Param is null. Maybe you forget pass it');
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}
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return binding.providerWithParam(param);
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default:
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return null;
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}
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