feat(core): 实现架构作用域容器核心

My project/Assets/FlowScope/Runtime/Container/Container.cs

@@ -1,261 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-
-namespace FlowScope.Container
-{
-    public sealed class Container : IDisposable
-    {
-        [ThreadStatic]
-        private static Stack<Type> _resolutionStack;
-
-        private readonly Container _parent;
-        private readonly Dictionary<Type, ContainerRegistration> _registrations = new Dictionary<Type, ContainerRegistration>();
-        private readonly List<Container> _children = new List<Container>();
-        private readonly List<IDisposable> _ownedDisposables = new List<IDisposable>();
-        private bool _disposed;
-
-        public Container()
-        {
-        }
-
-        private Container(Container parent)
-        {
-            _parent = parent;
-        }
-
-        public void RegisterInstance<T>(T instance)
-        {
-            ThrowIfDisposed();
-
-            if (instance == null)
-            {
-                throw new ArgumentNullException(nameof(instance));
-            }
-
-            RegisterLocal(typeof(T), ContainerRegistration.ForInstance(instance));
-        }
-
-        public void RegisterFactory<T>(Func<Container, T> factory)
-        {
-            ThrowIfDisposed();
-
-            if (factory == null)
-            {
-                throw new ArgumentNullException(nameof(factory));
-            }
-
-            RegisterLocal(typeof(T), ContainerRegistration.ForFactory(this, c => factory(c)));
-        }
-
-        public void RegisterType<TInterface, TImplementation>() where TImplementation : TInterface
-        {
-            ThrowIfDisposed();
-
-            RegisterType(typeof(TInterface), typeof(TImplementation));
-        }
-
-        public void RegisterType<TImplementation>()
-        {
-            ThrowIfDisposed();
-
-            RegisterType(typeof(TImplementation), typeof(TImplementation));
-        }
-
-        public void RegisterAssembly()
-        {
-            ThrowIfDisposed();
-
-            GeneratedFactories.RegisterAssembly(this);
-        }
-
-        public T Resolve<T>()
-        {
-            ThrowIfDisposed();
-
-            return (T)Resolve(typeof(T));
-        }
-
-        public bool TryResolve<T>(out T value)
-        {
-            ThrowIfDisposed();
-
-            if (!TryFindRegistration(typeof(T), out var registration))
-            {
-                value = default;
-                return false;
-            }
-
-            value = (T)ResolveRegistration(typeof(T), registration);
-            return true;
-        }
-
-        public Container CreateScope()
-        {
-            ThrowIfDisposed();
-
-            var child = new Container(this);
-            _children.Add(child);
-            return child;
-        }
-
-        public void Dispose()
-        {
-            if (_disposed)
-            {
-                return;
-            }
-
-            _disposed = true;
-            var exceptions = new List<Exception>();
-
-            for (var i = _children.Count - 1; i >= 0; i--)
-            {
-                TryDispose(_children[i], exceptions);
-            }
-
-            for (var i = _ownedDisposables.Count - 1; i >= 0; i--)
-            {
-                TryDispose(_ownedDisposables[i], exceptions);
-            }
-
-            _children.Clear();
-            _ownedDisposables.Clear();
-            _registrations.Clear();
-
-            if (_parent != null)
-            {
-                _parent._children.Remove(this);
-            }
-
-            if (exceptions.Count > 0)
-            {
-                throw new AggregateException("One or more container-owned instances failed to dispose.", exceptions);
-            }
-        }
-
-        internal object Resolve(Type serviceType)
-        {
-            ThrowIfDisposed();
-
-            if (!TryFindRegistration(serviceType, out var registration))
-            {
-                throw new InvalidOperationException($"No registration found for {FormatType(serviceType)}.");
-            }
-
-            return ResolveRegistration(serviceType, registration);
-        }
-
-        internal void RegisterFactory(Type serviceType, Func<Container, object> factory)
-        {
-            ThrowIfDisposed();
-
-            if (serviceType == null)
-            {
-                throw new ArgumentNullException(nameof(serviceType));
-            }
-
-            if (factory == null)
-            {
-                throw new ArgumentNullException(nameof(factory));
-            }
-
-            RegisterLocal(serviceType, ContainerRegistration.ForFactory(this, factory));
-        }
-
-        internal void TrackOwnedDisposable(IDisposable disposable)
-        {
-            _ownedDisposables.Add(disposable);
-        }
-
-        private void RegisterType(Type serviceType, Type implementationType)
-        {
-            if (!serviceType.IsAssignableFrom(implementationType))
-            {
-                throw new InvalidOperationException($"{FormatType(implementationType)} cannot be assigned to {FormatType(serviceType)}.");
-            }
-
-            if (!GeneratedFactories.TryGetFactory(implementationType, out var factory))
-            {
-                throw new InvalidOperationException(
-                    $"No generated factory registered for {FormatType(implementationType)}. Use GeneratedFactories.Register, ReflectionFactoryBuilder.RegisterType, or RegisterFactory before resolving this type.");
-            }
-
-            RegisterFactory(serviceType, factory);
-        }
-
-        private void RegisterLocal(Type serviceType, ContainerRegistration registration)
-        {
-            if (_registrations.ContainsKey(serviceType))
-            {
-                throw new InvalidOperationException($"{FormatType(serviceType)} is already registered in this container scope.");
-            }
-
-            _registrations.Add(serviceType, registration);
-        }
-
-        private object ResolveRegistration(Type serviceType, ContainerRegistration registration)
-        {
-            _resolutionStack = _resolutionStack ?? new Stack<Type>();
-
-            if (_resolutionStack.Contains(serviceType))
-            {
-                var chain = _resolutionStack.Reverse()
-                    .Concat(new[] { serviceType })
-                    .Select(t => t.Name);
-                throw new InvalidOperationException($"Circular dependency detected: {string.Join(" -> ", chain)}");
-            }
-
-            _resolutionStack.Push(serviceType);
-            try
-            {
-                return registration.Resolve();
-            }
-            finally
-            {
-                _resolutionStack.Pop();
-                if (_resolutionStack.Count == 0)
-                {
-                    _resolutionStack = null;
-                }
-            }
-        }
-
-        private bool TryFindRegistration(Type serviceType, out ContainerRegistration registration)
-        {
-            if (_registrations.TryGetValue(serviceType, out registration))
-            {
-                return true;
-            }
-
-            if (_parent != null)
-            {
-                return _parent.TryFindRegistration(serviceType, out registration);
-            }
-
-            return false;
-        }
-
-        private void ThrowIfDisposed()
-        {
-            if (_disposed)
-            {
-                throw new ObjectDisposedException(nameof(Container));
-            }
-        }
-
-        private static void TryDispose(IDisposable disposable, List<Exception> exceptions)
-        {
-            try
-            {
-                disposable.Dispose();
-            }
-            catch (Exception ex)
-            {
-                exceptions.Add(ex);
-            }
-        }
-
-        private static string FormatType(Type type) => type.FullName ?? type.Name;
-    }
-}

My project/Assets/FlowScope/Runtime/Container/ContainerRegistration.cs

@@ -1,50 +0,0 @@
-using System;
-
-namespace FlowScope.Container
-{
-    internal sealed class ContainerRegistration
-    {
-        private readonly Container _owner;
-        private readonly Func<Container, object> _factory;
-        private readonly bool _ownsCreatedInstance;
-        private object _instance;
-        private bool _created;
-
-        private ContainerRegistration(Container owner, Func<Container, object> factory, object instance, bool created, bool ownsCreatedInstance)
-        {
-            _owner = owner;
-            _factory = factory;
-            _instance = instance;
-            _created = created;
-            _ownsCreatedInstance = ownsCreatedInstance;
-        }
-
-        public static ContainerRegistration ForInstance(object instance)
-        {
-            return new ContainerRegistration(null, null, instance, true, false);
-        }
-
-        public static ContainerRegistration ForFactory(Container owner, Func<Container, object> factory)
-        {
-            return new ContainerRegistration(owner, factory, null, false, true);
-        }
-
-        public object Resolve()
-        {
-            if (_created)
-            {
-                return _instance;
-            }
-
-            _instance = _factory(_owner);
-            _created = true;
-
-            if (_ownsCreatedInstance && _instance is IDisposable disposable)
-            {
-                _owner.TrackOwnedDisposable(disposable);
-            }
-
-            return _instance;
-        }
-    }
-}

My project/Assets/FlowScope/Runtime/Core.meta

@@ -0,0 +1,8 @@
+fileFormatVersion: 2
+guid: c35227ceb2c96da44873807b1908facf
+folderAsset: yes
+DefaultImporter:
+  externalObjects: {}
+  userData:
+  assetBundleName:
+  assetBundleVariant:

My project/Assets/FlowScope/Runtime/Core/Container.meta

@@ -1,5 +1,5 @@
-fileFormatVersion: 2
+fileFormatVersion: 2
-guid: 8d24db89928e4010a3c1af79ffb15709
+guid: 4bd6a11cc58df434eb82db6a3fe8362f
 folderAsset: yes
 DefaultImporter:
   externalObjects: {}

My project/Assets/FlowScope/Runtime/Core/Container/ArchitectureScope.cs

@@ -0,0 +1,167 @@
+using System;
+using System.Collections.Generic;
+
+namespace FlowScope.Core.Container
+{
+    internal sealed class ArchitectureScope : IArchitectureScope
+    {
+        private readonly ArchitectureScope _parent;
+        private readonly global::FlowScope.Container.Container _container;
+        private readonly List<ArchitectureScope> _children = new List<ArchitectureScope>();
+
+        public ArchitectureScope(string name)
+            : this(name, null, new global::FlowScope.Container.Container())
+        {
+        }
+
+        private ArchitectureScope(
+            string name,
+            ArchitectureScope parent,
+            global::FlowScope.Container.Container container)
+        {
+            if (string.IsNullOrWhiteSpace(name))
+            {
+                throw new ArgumentException("Scope name cannot be empty.", nameof(name));
+            }
+
+            Name = name;
+            _parent = parent;
+            _container = container;
+            Path = parent == null ? name : $"{parent.Path}/{name}";
+        }
+
+        public string Name { get; }
+        public IScopeInfo Parent => _parent;
+        public string Path { get; }
+        public bool IsDisposed { get; private set; }
+
+        public IArchitectureScope CreateScope(string name)
+        {
+            ThrowIfDisposed();
+            if (string.IsNullOrWhiteSpace(name))
+            {
+                throw new ArgumentException("Scope name cannot be empty.", nameof(name));
+            }
+
+            if (_children.Exists(child => !child.IsDisposed && child.Name == name))
+            {
+                throw new InvalidOperationException($"Scope '{name}' already exists under '{Path}'.");
+            }
+
+            var child = new ArchitectureScope(name, this, _container.CreateScope(name));
+            _children.Add(child);
+            return child;
+        }
+
+        public IArchitectureScope CreateFeature<TFeature>()
+            where TFeature : IFeature, new()
+        {
+            return CreateFeature<TFeature>(typeof(TFeature).Name);
+        }
+
+        public IArchitectureScope CreateFeature<TFeature>(string name)
+            where TFeature : IFeature, new()
+        {
+            ThrowIfDisposed();
+            var featureScope = (ArchitectureScope)CreateScope(name);
+            try
+            {
+                var feature = new TFeature();
+                feature.Install(featureScope);
+                return featureScope;
+            }
+            catch
+            {
+                featureScope.Dispose();
+                throw;
+            }
+        }
+
+        public IRegistrationBuilder Register<TImplementation>()
+        {
+            ThrowIfDisposed();
+            return new RegistrationBuilderAdapter(_container.Register<TImplementation>());
+        }
+
+        public IRegistrationBuilder Register<TImplementation>(string name)
+        {
+            ThrowIfDisposed();
+            return new RegistrationBuilderAdapter(_container.Register<TImplementation>(name));
+        }
+
+        public IRegistrationBuilder Register<TService, TImplementation>()
+            where TImplementation : TService
+        {
+            ThrowIfDisposed();
+            return new RegistrationBuilderAdapter(_container.Register<TService, TImplementation>());
+        }
+
+        public IRegistrationBuilder Register<TService, TImplementation>(string name)
+            where TImplementation : TService
+        {
+            ThrowIfDisposed();
+            return new RegistrationBuilderAdapter(_container.Register<TService, TImplementation>(name));
+        }
+
+        public void RegisterInstance<TService>(TService instance)
+        {
+            RegisterInstance(instance, null);
+        }
+
+        public void RegisterInstance<TService>(TService instance, string name)
+        {
+            ThrowIfDisposed();
+            _container.RegisterInstance(instance, name);
+        }
+
+        public TService Resolve<TService>()
+        {
+            ThrowIfDisposed();
+            return _container.Resolve<TService>();
+        }
+
+        public TService Resolve<TService>(string name)
+        {
+            ThrowIfDisposed();
+            return _container.Resolve<TService>(name);
+        }
+
+        public bool TryResolve<TService>(out TService value)
+        {
+            ThrowIfDisposed();
+            return _container.TryResolve(out value);
+        }
+
+        public bool TryResolve<TService>(out TService value, string name)
+        {
+            ThrowIfDisposed();
+            return _container.TryResolve(out value, name);
+        }
+
+        public void Dispose()
+        {
+            if (IsDisposed)
+            {
+                return;
+            }
+
+            IsDisposed = true;
+            for (var i = _children.Count - 1; i >= 0; i--)
+            {
+                _children[i].Dispose();
+            }
+
+            _children.Clear();
+            _container.Dispose();
+            _parent?._children.Remove(this);
+        }
+
+        private void ThrowIfDisposed()
+        {
+            if (IsDisposed)
+            {
+                throw new ObjectDisposedException(Path);
+            }
+        }
+    }
+}

My project/Assets/FlowScope/Runtime/Core/Container/ArchitectureScope.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: cce1873306eafbf41b8db1123fd2bd49
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData:
+  assetBundleName:
+  assetBundleVariant:

My project/Assets/FlowScope/Runtime/Core/Container/Container.cs

@@ -0,0 +1,392 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+
+namespace FlowScope.Container
+{
+    public sealed class Container : IDisposable
+    {
+        [ThreadStatic]
+        private static Stack<Type> _resolutionStack;
+
+        private readonly Container _parent;
+        private readonly Dictionary<ServiceKey, ContainerRegistration> _registrations =
+            new Dictionary<ServiceKey, ContainerRegistration>();
+        private readonly List<Container> _children = new List<Container>();
+        private readonly List<IDisposable> _ownedDisposables = new List<IDisposable>();
+        private bool _disposed;
+
+        public Container()
+        {
+        }
+
+        private Container(Container parent, string name)
+        {
+            _parent = parent;
+            Name = string.IsNullOrWhiteSpace(name) ? null : name;
+        }
+
+        public string Name { get; }
+
+        public void RegisterInstance<T>(T instance)
+        {
+            RegisterInstance(instance, null);
+        }
+
+        public void RegisterInstance<T>(T instance, string name)
+        {
+            ThrowIfDisposed();
+
+            if (instance == null)
+            {
+                throw new ArgumentNullException(nameof(instance));
+            }
+
+            RegisterLocal(new ServiceKey(typeof(T), name), ContainerRegistration.ForInstance(instance));
+        }
+
+        public void RegisterFactory<T>(Func<Container, T> factory)
+        {
+            RegisterFactory(null, factory);
+        }
+
+        public void RegisterFactory<T>(string name, Func<Container, T> factory)
+        {
+            ThrowIfDisposed();
+
+            if (factory == null)
+            {
+                throw new ArgumentNullException(nameof(factory));
+            }
+
+            RegisterLocal(
+                new ServiceKey(typeof(T), name),
+                ContainerRegistration.ForFactory(this, c => factory(c), ServiceLifetime.Singleton));
+        }
+
+        public ContainerRegistrationBuilder Register<TImplementation>()
+        {
+            return Register<TImplementation>(null);
+        }
+
+        public ContainerRegistrationBuilder Register<TImplementation>(string name)
+        {
+            ThrowIfDisposed();
+            return RegisterBuiltFactory(
+                new ServiceKey(typeof(TImplementation), name),
+                typeof(TImplementation));
+        }
+
+        public ContainerRegistrationBuilder Register<TInterface, TImplementation>()
+            where TImplementation : TInterface
+        {
+            return Register<TInterface, TImplementation>(null);
+        }
+
+        public ContainerRegistrationBuilder Register<TInterface, TImplementation>(string name)
+            where TImplementation : TInterface
+        {
+            ThrowIfDisposed();
+
+            var serviceType = typeof(TInterface);
+            var implementationType = typeof(TImplementation);
+            if (!serviceType.IsAssignableFrom(implementationType))
+            {
+                throw new InvalidOperationException($"{FormatType(implementationType)} cannot be assigned to {FormatType(serviceType)}.");
+            }
+
+            return RegisterBuiltFactory(new ServiceKey(serviceType, name), implementationType);
+        }
+
+        public void RegisterType<TInterface, TImplementation>()
+            where TImplementation : TInterface
+        {
+            ThrowIfDisposed();
+
+            RegisterType(typeof(TInterface), typeof(TImplementation));
+        }
+
+        public void RegisterType<TImplementation>()
+        {
+            ThrowIfDisposed();
+
+            RegisterType(typeof(TImplementation), typeof(TImplementation));
+        }
+
+        public void RegisterAssembly()
+        {
+            ThrowIfDisposed();
+
+            GeneratedFactories.RegisterAssembly(this);
+        }
+
+        public T Resolve<T>()
+        {
+            return Resolve<T>(null);
+        }
+
+        public T Resolve<T>(string name)
+        {
+            ThrowIfDisposed();
+
+            return (T)Resolve(typeof(T), name);
+        }
+
+        public bool TryResolve<T>(out T value)
+        {
+            return TryResolve(out value, null);
+        }
+
+        public bool TryResolve<T>(out T value, string name)
+        {
+            ThrowIfDisposed();
+
+            var key = new ServiceKey(typeof(T), name);
+            if (!TryFindRegistration(key, out var registration))
+            {
+                value = default;
+                return false;
+            }
+
+            value = (T)ResolveRegistration(key, registration);
+            return true;
+        }
+
+        public Container CreateScope()
+        {
+            ThrowIfDisposed();
+
+            var child = new Container(this, null);
+            _children.Add(child);
+            return child;
+        }
+
+        public Container CreateScope(string name)
+        {
+            ThrowIfDisposed();
+            if (string.IsNullOrWhiteSpace(name))
+            {
+                throw new ArgumentException("Scope name cannot be empty.", nameof(name));
+            }
+
+            if (_children.Exists(child => !child._disposed && child.Name == name))
+            {
+                throw new InvalidOperationException($"Scope '{name}' already exists in this container.");
+            }
+
+            var child = new Container(this, name);
+            _children.Add(child);
+            return child;
+        }
+
+        public void Dispose()
+        {
+            if (_disposed)
+            {
+                return;
+            }
+
+            _disposed = true;
+            var exceptions = new List<Exception>();
+
+            for (var i = _children.Count - 1; i >= 0; i--)
+            {
+                TryDispose(_children[i], exceptions);
+            }
+
+            for (var i = _ownedDisposables.Count - 1; i >= 0; i--)
+            {
+                TryDispose(_ownedDisposables[i], exceptions);
+            }
+
+            _children.Clear();
+            _ownedDisposables.Clear();
+            _registrations.Clear();
+
+            if (_parent != null)
+            {
+                _parent._children.Remove(this);
+            }
+
+            if (exceptions.Count > 0)
+            {
+                throw new AggregateException("One or more container-owned instances failed to dispose.", exceptions);
+            }
+        }
+
+        internal object Resolve(Type serviceType)
+        {
+            return Resolve(serviceType, null);
+        }
+
+        internal object Resolve(Type serviceType, string name)
+        {
+            ThrowIfDisposed();
+
+            var key = new ServiceKey(serviceType, name);
+            if (!TryFindRegistration(key, out var registration))
+            {
+                throw new InvalidOperationException($"No registration found for {key}.");
+            }
+
+            return ResolveRegistration(key, registration);
+        }
+
+        internal void RegisterFactory(Type serviceType, Func<Container, object> factory)
+        {
+            ThrowIfDisposed();
+
+            if (serviceType == null)
+            {
+                throw new ArgumentNullException(nameof(serviceType));
+            }
+
+            if (factory == null)
+            {
+                throw new ArgumentNullException(nameof(factory));
+            }
+
+            RegisterLocal(
+                new ServiceKey(serviceType, null),
+                ContainerRegistration.ForFactory(this, factory, ServiceLifetime.Singleton));
+        }
+
+        internal void RegisterBuilt(ServiceKey serviceKey, ContainerRegistration registration)
+        {
+            ThrowIfDisposed();
+            RegisterLocal(serviceKey, registration);
+        }
+
+        internal void TrackOwnedDisposable(IDisposable disposable)
+        {
+            _ownedDisposables.Add(disposable);
+        }
+
+        private void RegisterType(Type serviceType, Type implementationType)
+        {
+            if (!serviceType.IsAssignableFrom(implementationType))
+            {
+                throw new InvalidOperationException($"{FormatType(implementationType)} cannot be assigned to {FormatType(serviceType)}.");
+            }
+
+            if (!GeneratedFactories.TryGetFactory(implementationType, out var factory))
+            {
+                throw new InvalidOperationException(
+                    $"No generated factory registered for {FormatType(implementationType)}. Use GeneratedFactories.Register, ReflectionFactoryBuilder.RegisterType, or RegisterFactory before resolving this type.");
+            }
+
+            RegisterFactory(serviceType, factory);
+        }
+
+        private ContainerRegistrationBuilder RegisterBuiltFactory(
+            ServiceKey serviceKey,
+            Type implementationType)
+        {
+            Func<Container, object> factory;
+            if (!GeneratedFactories.TryGetFactory(implementationType, out factory))
+            {
+                factory = BuildFactory(implementationType);
+            }
+
+            return new ContainerRegistrationBuilder(this, serviceKey, factory);
+        }
+
+        private static Func<Container, object> BuildFactory(Type implementationType)
+        {
+            var constructors = implementationType.GetConstructors(BindingFlags.Public | BindingFlags.Instance);
+            if (constructors.Length != 1)
+            {
+                throw new InvalidOperationException($"{FormatType(implementationType)} must declare exactly one public constructor.");
+            }
+
+            var constructor = constructors[0];
+            var parameters = constructor.GetParameters();
+
+            return container =>
+            {
+                var arguments = parameters
+                    .Select(parameter => container.Resolve(parameter.ParameterType))
+                    .ToArray();
+                return constructor.Invoke(arguments);
+            };
+        }
+
+        private void RegisterLocal(ServiceKey serviceKey, ContainerRegistration registration)
+        {
+            if (_registrations.ContainsKey(serviceKey))
+            {
+                throw new InvalidOperationException($"{serviceKey} is already registered in this container scope.");
+            }
+
+            _registrations.Add(serviceKey, registration);
+        }
+
+        private object ResolveRegistration(ServiceKey serviceKey, ContainerRegistration registration)
+        {
+            _resolutionStack = _resolutionStack ?? new Stack<Type>();
+
+            if (_resolutionStack.Contains(serviceKey.ServiceType))
+            {
+                var chain = _resolutionStack.Reverse()
+                    .Concat(new[] { serviceKey.ServiceType })
+                    .Select(t => t.Name);
+                throw new InvalidOperationException($"Circular dependency detected: {string.Join(" -> ", chain)}");
+            }
+
+            _resolutionStack.Push(serviceKey.ServiceType);
+            try
+            {
+                return registration.Resolve(this);
+            }
+            finally
+            {
+                _resolutionStack.Pop();
+                if (_resolutionStack.Count == 0)
+                {
+                    _resolutionStack = null;
+                }
+            }
+        }
+
+        private bool TryFindRegistration(ServiceKey serviceKey, out ContainerRegistration registration)
+        {
+            if (_registrations.TryGetValue(serviceKey, out registration))
+            {
+                return true;
+            }
+
+            if (_parent != null)
+            {
+                return _parent.TryFindRegistration(serviceKey, out registration);
+            }
+
+            return false;
+        }
+
+        private void ThrowIfDisposed()
+        {
+            if (_disposed)
+            {
+                throw new ObjectDisposedException(nameof(Container));
+            }
+        }
+
+        private static void TryDispose(IDisposable disposable, List<Exception> exceptions)
+        {
+            try
+            {
+                disposable.Dispose();
+            }
+            catch (Exception ex)
+            {
+                exceptions.Add(ex);
+            }
+        }
+
+        private static string FormatType(Type type)
+        {
+            return type.FullName ?? type.Name;
+        }
+    }
+}

My project/Assets/FlowScope/Runtime/Core/Container/ContainerRegistration.cs

@@ -0,0 +1,193 @@
+using System;
+using System.Collections.Generic;
+
+namespace FlowScope.Container
+{
+    public enum ServiceLifetime
+    {
+        Singleton,
+        Scoped,
+        Transient
+    }
+
+    public readonly struct ServiceKey : IEquatable<ServiceKey>
+    {
+        public ServiceKey(Type serviceType, string name)
+        {
+            ServiceType = serviceType ?? throw new ArgumentNullException(nameof(serviceType));
+            Name = string.IsNullOrWhiteSpace(name) ? null : name;
+        }
+
+        public Type ServiceType { get; }
+        public string Name { get; }
+
+        public bool Equals(ServiceKey other)
+        {
+            return ServiceType == other.ServiceType && string.Equals(Name, other.Name, StringComparison.Ordinal);
+        }
+
+        public override bool Equals(object obj)
+        {
+            return obj is ServiceKey other && Equals(other);
+        }
+
+        public override int GetHashCode()
+        {
+            unchecked
+            {
+                return ((ServiceType != null ? ServiceType.GetHashCode() : 0) * 397) ^
+                       (Name != null ? StringComparer.Ordinal.GetHashCode(Name) : 0);
+            }
+        }
+
+        public override string ToString()
+        {
+            var typeName = ServiceType.FullName ?? ServiceType.Name;
+            return Name == null ? typeName : $"{typeName} named '{Name}'";
+        }
+    }
+
+    public sealed class ContainerRegistrationBuilder
+    {
+        private readonly Container _owner;
+        private readonly ServiceKey _serviceKey;
+        private readonly Func<Container, object> _factory;
+        private bool _committed;
+
+        internal ContainerRegistrationBuilder(
+            Container owner,
+            ServiceKey serviceKey,
+            Func<Container, object> factory)
+        {
+            _owner = owner ?? throw new ArgumentNullException(nameof(owner));
+            _serviceKey = serviceKey;
+            _factory = factory ?? throw new ArgumentNullException(nameof(factory));
+        }
+
+        public void AsSingleton()
+        {
+            Commit(ServiceLifetime.Singleton);
+        }
+
+        public void PerScope()
+        {
+            Commit(ServiceLifetime.Scoped);
+        }
+
+        public void AsTransient()
+        {
+            Commit(ServiceLifetime.Transient);
+        }
+
+        private void Commit(ServiceLifetime lifetime)
+        {
+            if (_committed)
+            {
+                throw new InvalidOperationException($"{_serviceKey} registration has already been committed.");
+            }
+
+            _committed = true;
+            _owner.RegisterBuilt(_serviceKey, ContainerRegistration.ForFactory(_owner, _factory, lifetime));
+        }
+    }
+
+    internal sealed class ContainerRegistration
+    {
+        private readonly Container _owner;
+        private readonly Func<Container, object> _factory;
+        private readonly ServiceLifetime _lifetime;
+        private readonly Dictionary<Container, object> _scopedInstances;
+        private object _singletonInstance;
+        private bool _singletonCreated;
+
+        private ContainerRegistration(
+            Container owner,
+            Func<Container, object> factory,
+            object instance,
+            bool created,
+            ServiceLifetime lifetime)
+        {
+            _owner = owner;
+            _factory = factory;
+            _singletonInstance = instance;
+            _singletonCreated = created;
+            _lifetime = lifetime;
+            _scopedInstances = lifetime == ServiceLifetime.Scoped
+                ? new Dictionary<Container, object>()
+                : null;
+        }
+
+        public static ContainerRegistration ForInstance(object instance)
+        {
+            return new ContainerRegistration(null, null, instance, true, ServiceLifetime.Singleton);
+        }
+
+        public static ContainerRegistration ForFactory(Container owner, Func<Container, object> factory)
+        {
+            return ForFactory(owner, factory, ServiceLifetime.Singleton);
+        }
+
+        public static ContainerRegistration ForFactory(
+            Container owner,
+            Func<Container, object> factory,
+            ServiceLifetime lifetime)
+        {
+            return new ContainerRegistration(owner, factory, null, false, lifetime);
+        }
+
+        public object Resolve(Container requester)
+        {
+            switch (_lifetime)
+            {
+                case ServiceLifetime.Singleton:
+                    return ResolveSingleton();
+                case ServiceLifetime.Scoped:
+                    return ResolveScoped(requester);
+                case ServiceLifetime.Transient:
+                    return CreateAndTrack(requester);
+                default:
+                    throw new InvalidOperationException($"Unknown service lifetime {_lifetime}.");
+            }
+        }
+
+        private object ResolveSingleton()
+        {
+            if (_singletonCreated)
+            {
+                return _singletonInstance;
+            }
+
+            _singletonInstance = CreateAndTrack(_owner);
+            _singletonCreated = true;
+            return _singletonInstance;
+        }
+
+        private object ResolveScoped(Container requester)
+        {
+            if (requester == null)
+            {
+                requester = _owner;
+            }
+
+            if (_scopedInstances.TryGetValue(requester, out var instance))
+            {
+                return instance;
+            }
+
+            instance = CreateAndTrack(requester);
+            _scopedInstances.Add(requester, instance);
+            return instance;
+        }
+
+        private object CreateAndTrack(Container owner)
+        {
+            var instance = _factory(owner);
+            if (instance is IDisposable disposable)
+            {
+                owner.TrackOwnedDisposable(disposable);
+            }
+
+            return instance;
+        }
+    }
+}

My project/Assets/FlowScope/Runtime/Core/Container/RegistrationBuilderAdapter.cs

@@ -0,0 +1,18 @@
+using FlowScope.Container;
+
+namespace FlowScope.Core.Container
+{
+    internal sealed class RegistrationBuilderAdapter : IRegistrationBuilder
+    {
+        private readonly ContainerRegistrationBuilder _inner;
+
+        public RegistrationBuilderAdapter(ContainerRegistrationBuilder inner)
+        {
+            _inner = inner;
+        }
+
+        public void AsSingleton() => _inner.AsSingleton();
+        public void PerScope() => _inner.PerScope();
+        public void AsTransient() => _inner.AsTransient();
+    }
+}

My project/Assets/FlowScope/Runtime/Core/Container/RegistrationBuilderAdapter.cs.meta

@@ -0,0 +1,11 @@
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My project/Assets/FlowScope/Runtime/Core/FlowScope.cs

@@ -0,0 +1,17 @@
+using FlowScope.Core.Container;
+
+namespace FlowScope
+{
+    public static class FlowScope
+    {
+        public static IArchitectureScope Create()
+        {
+            return Create("Root");
+        }
+
+        public static IArchitectureScope Create(string rootName)
+        {
+            return new ArchitectureScope(rootName);
+        }
+    }
+}

My project/Assets/FlowScope/Runtime/Core/FlowScope.cs.meta

@@ -0,0 +1,11 @@
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My project/Assets/FlowScope/Runtime/Core/IArchitectureScope.cs

@@ -0,0 +1,24 @@
+using System;
+
+namespace FlowScope
+{
+    public interface IArchitectureScope : IScopeInfo, IDisposable
+    {
+        IArchitectureScope CreateScope(string name);
+        IArchitectureScope CreateFeature<TFeature>() where TFeature : IFeature, new();
+        IArchitectureScope CreateFeature<TFeature>(string name) where TFeature : IFeature, new();
+
+        IRegistrationBuilder Register<TImplementation>();
+        IRegistrationBuilder Register<TImplementation>(string name);
+        IRegistrationBuilder Register<TService, TImplementation>() where TImplementation : TService;
+        IRegistrationBuilder Register<TService, TImplementation>(string name) where TImplementation : TService;
+
+        void RegisterInstance<TService>(TService instance);
+        void RegisterInstance<TService>(TService instance, string name);
+
+        TService Resolve<TService>();
+        TService Resolve<TService>(string name);
+        bool TryResolve<TService>(out TService value);
+        bool TryResolve<TService>(out TService value, string name);
+    }
+}

My project/Assets/FlowScope/Runtime/Core/IArchitectureScope.cs.meta

@@ -0,0 +1,11 @@
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My project/Assets/FlowScope/Runtime/Core/IFeature.cs

@@ -0,0 +1,7 @@
+namespace FlowScope
+{
+    public interface IFeature
+    {
+        void Install(IArchitectureScope scope);
+    }
+}

My project/Assets/FlowScope/Runtime/Core/IFeature.cs.meta

@@ -0,0 +1,11 @@
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My project/Assets/FlowScope/Runtime/Core/IRegistrationBuilder.cs

@@ -0,0 +1,9 @@
+namespace FlowScope
+{
+    public interface IRegistrationBuilder
+    {
+        void AsSingleton();
+        void PerScope();
+        void AsTransient();
+    }
+}

My project/Assets/FlowScope/Runtime/Core/IRegistrationBuilder.cs.meta

@@ -0,0 +1,11 @@
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My project/Assets/FlowScope/Runtime/Core/IScopeInfo.cs

@@ -0,0 +1,10 @@
+namespace FlowScope
+{
+    public interface IScopeInfo
+    {
+        string Name { get; }
+        IScopeInfo Parent { get; }
+        string Path { get; }
+        bool IsDisposed { get; }
+    }
+}

My project/Assets/FlowScope/Runtime/Core/IScopeInfo.cs.meta

@@ -0,0 +1,11 @@
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My project/Assets/FlowScope/Tests/EditMode/Core.meta

@@ -0,0 +1,8 @@
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My project/Assets/FlowScope/Tests/EditMode/Core/ArchitectureScopeDisposeTests.cs

@@ -0,0 +1,109 @@
+using NUnit.Framework;
+
+namespace FlowScope.Tests.EditMode.Core
+{
+    public sealed class ArchitectureScopeDisposeTests
+    {
+        [Test]
+        public void Singleton_FromParentIsSharedByChildrenAndDisposedByParent()
+        {
+            using var root = global::FlowScope.FlowScope.Create();
+            var first = root.CreateScope("First");
+            var second = root.CreateScope("Second");
+
+            root.Register<IDisposableService, DisposableService>().AsSingleton();
+
+            var rootInstance = root.Resolve<IDisposableService>();
+            Assert.That(first.Resolve<IDisposableService>(), Is.SameAs(rootInstance));
+            Assert.That(second.Resolve<IDisposableService>(), Is.SameAs(rootInstance));
+
+            first.Dispose();
+            Assert.That(rootInstance.IsDisposed, Is.False);
+
+            root.Dispose();
+            Assert.That(rootInstance.IsDisposed, Is.True);
+        }
+
+        [Test]
+        public void PerScope_FromParentCreatesDifferentInstancesPerChildScope()
+        {
+            using var root = global::FlowScope.FlowScope.Create();
+            var first = root.CreateScope("First");
+            var second = root.CreateScope("Second");
+
+            root.Register<IDisposableService, DisposableService>().PerScope();
+
+            var firstInstance = first.Resolve<IDisposableService>();
+            var secondInstance = second.Resolve<IDisposableService>();
+
+            Assert.That(first.Resolve<IDisposableService>(), Is.SameAs(firstInstance));
+            Assert.That(second.Resolve<IDisposableService>(), Is.SameAs(secondInstance));
+            Assert.That(firstInstance, Is.Not.SameAs(secondInstance));
+
+            first.Dispose();
+            Assert.That(firstInstance.IsDisposed, Is.True);
+            Assert.That(secondInstance.IsDisposed, Is.False);
+        }
+
+        [Test]
+        public void Dispose_ParentDisposesChildrenBeforeOwnInstancesAndIsIdempotent()
+        {
+            DisposeRecorder.Order.Clear();
+            var root = global::FlowScope.FlowScope.Create();
+            var child = root.CreateScope("Child");
+
+            root.Register<ITracked, RootTracked>().AsSingleton();
+            child.Register<IChildTracked, ChildTracked>().AsSingleton();
+
+            root.Resolve<ITracked>();
+            child.Resolve<IChildTracked>();
+
+            root.Dispose();
+            root.Dispose();
+
+            CollectionAssert.AreEqual(new[] { "child", "root" }, DisposeRecorder.Order);
+        }
+
+        [Test]
+        public void RegisterInstance_DefaultDoesNotDisposeExternalInstance()
+        {
+            var root = global::FlowScope.FlowScope.Create();
+            var service = new DisposableService();
+
+            root.RegisterInstance<IDisposableService>(service);
+            root.Dispose();
+
+            Assert.That(service.IsDisposed, Is.False);
+        }
+
+        private interface IDisposableService
+        {
+            bool IsDisposed { get; }
+        }
+
+        private sealed class DisposableService : IDisposableService, System.IDisposable
+        {
+            public bool IsDisposed { get; private set; }
+            public void Dispose() => IsDisposed = true;
+        }
+
+        private interface ITracked { }
+        private interface IChildTracked { }
+
+        private static class DisposeRecorder
+        {
+            public static readonly System.Collections.Generic.List<string> Order =
+                new System.Collections.Generic.List<string>();
+        }
+
+        private sealed class RootTracked : ITracked, System.IDisposable
+        {
+            public void Dispose() => DisposeRecorder.Order.Add("root");
+        }
+
+        private sealed class ChildTracked : IChildTracked, System.IDisposable
+        {
+            public void Dispose() => DisposeRecorder.Order.Add("child");
+        }
+    }
+}

My project/Assets/FlowScope/Tests/EditMode/Core/ArchitectureScopeDisposeTests.cs.meta

@@ -0,0 +1,11 @@
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My project/Assets/FlowScope/Tests/EditMode/Core/ArchitectureScopeFeatureTests.cs

@@ -0,0 +1,114 @@
+using System;
+using NUnit.Framework;
+
+namespace FlowScope.Tests.EditMode.Core
+{
+    public sealed class ArchitectureScopeFeatureTests
+    {
+        [Test]
+        public void CreateFeature_UsesFeatureTypeNameAndCallsInstall()
+        {
+            using var root = global::FlowScope.FlowScope.Create();
+
+            using var feature = root.CreateFeature<BossFightFeature>();
+
+            Assert.That(feature.Name, Is.EqualTo(nameof(BossFightFeature)));
+            Assert.That(feature.Path, Is.EqualTo("Root/BossFightFeature"));
+            Assert.That(feature.Resolve<BossFightModel>(), Is.Not.Null);
+        }
+
+        [Test]
+        public void CreateFeature_WithNameUsesExplicitName()
+        {
+            using var root = global::FlowScope.FlowScope.Create();
+
+            using var feature = root.CreateFeature<BossFightFeature>("BossFight");
+
+            Assert.That(feature.Name, Is.EqualTo("BossFight"));
+            Assert.That(feature.Resolve<BossFightModel>(), Is.Not.Null);
+        }
+
+        [Test]
+        public void CreateFeature_WhenInstallFailsDisposesCreatedScope()
+        {
+            using var root = global::FlowScope.FlowScope.Create();
+
+            Assert.Throws<InvalidOperationException>(() => root.CreateFeature<BrokenFeature>());
+
+            using var feature = root.CreateFeature<BossFightFeature>(nameof(BrokenFeature));
+            Assert.That(feature.Name, Is.EqualTo(nameof(BrokenFeature)));
+        }
+
+        [Test]
+        public void FeatureScope_CanResolveRootServices()
+        {
+            using var root = global::FlowScope.FlowScope.Create();
+            var clock = new RootClock(10);
+            root.RegisterInstance<IRootClock>(clock);
+
+            using var feature = root.CreateFeature<ClockFeature>();
+
+            Assert.That(feature.Resolve<IRootClock>(), Is.SameAs(clock));
+            Assert.That(feature.Resolve<ClockModel>().Value, Is.EqualTo(10));
+        }
+
+        [Test]
+        public void TwoFeatureScopes_DoNotSharePerScopeFeatureServices()
+        {
+            using var root = global::FlowScope.FlowScope.Create();
+            root.Register<IFeatureService, FeatureService>().PerScope();
+
+            using var first = root.CreateFeature<EmptyFeature>("FirstActivity");
+            using var second = root.CreateFeature<EmptyFeature>("SecondActivity");
+
+            Assert.That(first.Resolve<IFeatureService>(), Is.SameAs(first.Resolve<IFeatureService>()));
+            Assert.That(first.Resolve<IFeatureService>(), Is.Not.SameAs(second.Resolve<IFeatureService>()));
+        }
+
+        private sealed class BossFightFeature : IFeature
+        {
+            public void Install(IArchitectureScope scope)
+            {
+                scope.Register<BossFightModel>().PerScope();
+            }
+        }
+
+        private sealed class BrokenFeature : IFeature
+        {
+            public void Install(IArchitectureScope scope)
+            {
+                throw new InvalidOperationException("install failed");
+            }
+        }
+
+        private sealed class BossFightModel { }
+
+        private interface IRootClock { int Value { get; } }
+        private sealed class RootClock : IRootClock
+        {
+            public RootClock(int value) => Value = value;
+            public int Value { get; }
+        }
+
+        private sealed class ClockFeature : IFeature
+        {
+            public void Install(IArchitectureScope scope)
+            {
+                scope.Register<ClockModel>().PerScope();
+            }
+        }
+
+        private sealed class ClockModel
+        {
+            public ClockModel(IRootClock clock) => Value = clock.Value;
+            public int Value { get; }
+        }
+
+        private interface IFeatureService { }
+        private sealed class FeatureService : IFeatureService { }
+        private sealed class EmptyFeature : IFeature
+        {
+            public void Install(IArchitectureScope scope) { }
+        }
+    }
+}

My project/Assets/FlowScope/Tests/EditMode/Core/ArchitectureScopeFeatureTests.cs.meta

@@ -0,0 +1,11 @@
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My project/Assets/FlowScope/Tests/EditMode/Core/ArchitectureScopeRegistrationTests.cs

@@ -0,0 +1,46 @@
+using System;
+using NUnit.Framework;
+
+namespace FlowScope.Tests.EditMode.Core
+{
+    public sealed class ArchitectureScopeRegistrationTests
+    {
+        [Test]
+        public void Create_ReturnsRootArchitectureScope()
+        {
+            using var root = global::FlowScope.FlowScope.Create();
+
+            Assert.That(root.Name, Is.EqualTo("Root"));
+            Assert.That(root.Parent, Is.Null);
+            Assert.That(root.Path, Is.EqualTo("Root"));
+            Assert.That(root.IsDisposed, Is.False);
+        }
+
+        [Test]
+        public void Register_WritesOnlyCurrentScope()
+        {
+            using var root = global::FlowScope.FlowScope.Create();
+            using var child = root.CreateScope("Child");
+
+            root.Register<IService, RootService>().AsSingleton();
+            child.Register<IService, ChildService>().AsSingleton();
+
+            Assert.That(root.Resolve<IService>(), Is.TypeOf<RootService>());
+            Assert.That(child.Resolve<IService>(), Is.TypeOf<ChildService>());
+        }
+
+        [Test]
+        public void Register_DuplicateKeyInSameScopeThrows()
+        {
+            using var root = global::FlowScope.FlowScope.Create();
+            root.Register<IService, RootService>().AsSingleton();
+
+            Assert.Throws<InvalidOperationException>(() =>
+                root.Register<IService, ChildService>().AsSingleton());
+        }
+
+        private interface IService { }
+        private sealed class RootService : IService { }
+        private sealed class ChildService : IService { }
+    }
+}

My project/Assets/FlowScope/Tests/EditMode/Core/ArchitectureScopeRegistrationTests.cs.meta

@@ -0,0 +1,11 @@
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My project/Assets/FlowScope/Tests/EditMode/Core/ArchitectureScopeResolveTests.cs

@@ -0,0 +1,116 @@
+using System;
+using System.Reflection;
+using NUnit.Framework;
+
+namespace FlowScope.Tests.EditMode.Core
+{
+    public sealed class ArchitectureScopeResolveTests
+    {
+        [Test]
+        public void CreateScope_CreatesChildWithParentAndPath()
+        {
+            using var root = global::FlowScope.FlowScope.Create();
+            using var feature = root.CreateScope("BossFightFeature");
+            using var child = feature.CreateScope("RevivePanel");
+
+            Assert.That(feature.Parent, Is.SameAs(root));
+            Assert.That(child.Parent, Is.SameAs(feature));
+            Assert.That(feature.Path, Is.EqualTo("Root/BossFightFeature"));
+            Assert.That(child.Path, Is.EqualTo("Root/BossFightFeature/RevivePanel"));
+        }
+
+        [Test]
+        public void CreateScope_DuplicateSiblingNameThrows()
+        {
+            using var root = global::FlowScope.FlowScope.Create();
+            using var first = root.CreateScope("BossFightFeature");
+
+            Assert.Throws<InvalidOperationException>(() => root.CreateScope("BossFightFeature"));
+        }
+
+        [Test]
+        public void Resolve_FallsBackToParentWhenCurrentMissing()
+        {
+            using var root = global::FlowScope.FlowScope.Create();
+            using var feature = root.CreateScope("BossFightFeature");
+
+            var clock = new RootClock(42);
+            root.RegisterInstance<IRootClock>(clock);
+
+            Assert.That(feature.Resolve<IRootClock>(), Is.SameAs(clock));
+        }
+
+        [Test]
+        public void Resolve_ChildRegistrationOverridesParent()
+        {
+            using var root = global::FlowScope.FlowScope.Create();
+            using var feature = root.CreateScope("BossFightFeature");
+
+            root.Register<IRewardService, GlobalRewardService>().AsSingleton();
+            feature.Register<IRewardService, BossRewardService>().AsSingleton();
+
+            Assert.That(root.Resolve<IRewardService>(), Is.TypeOf<GlobalRewardService>());
+            Assert.That(feature.Resolve<IRewardService>(), Is.TypeOf<BossRewardService>());
+        }
+
+        [Test]
+        public void TryResolve_MissingRegistrationReturnsFalse()
+        {
+            using var root = global::FlowScope.FlowScope.Create();
+
+            Assert.That(root.TryResolve<IRewardService>(out var value), Is.False);
+            Assert.That(value, Is.Null);
+        }
+
+        [Test]
+        public void TryResolve_ConstructorFailureThrows()
+        {
+            using var root = global::FlowScope.FlowScope.Create();
+            root.Register<BrokenService>().AsTransient();
+
+            Assert.Throws<TargetInvocationException>(() =>
+                root.TryResolve<BrokenService>(out _));
+        }
+
+        [Test]
+        public void NamedRegistration_ResolvesByTypeAndNameFromFeature()
+        {
+            using var root = global::FlowScope.FlowScope.Create();
+            root.Register<IRewardService, BossRewardService>("boss").PerScope();
+            root.Register<IRewardService, ScratchRewardService>("scratch").PerScope();
+
+            using var boss = root.CreateFeature<EmptyFeature>("BossFight");
+            using var scratch = root.CreateFeature<EmptyFeature>("ScratchTicket");
+
+            Assert.That(boss.Resolve<IRewardService>("boss"), Is.TypeOf<BossRewardService>());
+            Assert.That(scratch.Resolve<IRewardService>("scratch"), Is.TypeOf<ScratchRewardService>());
+            Assert.That(boss.Resolve<IRewardService>("boss"), Is.SameAs(boss.Resolve<IRewardService>("boss")));
+            Assert.That(boss.Resolve<IRewardService>("boss"), Is.Not.SameAs(scratch.Resolve<IRewardService>("boss")));
+        }
+
+        private interface IRootClock { int Value { get; } }
+        private sealed class RootClock : IRootClock
+        {
+            public RootClock(int value) => Value = value;
+            public int Value { get; }
+        }
+
+        private interface IRewardService { }
+        private sealed class GlobalRewardService : IRewardService { }
+        private sealed class BossRewardService : IRewardService { }
+        private sealed class ScratchRewardService : IRewardService { }
+
+        private sealed class EmptyFeature : IFeature
+        {
+            public void Install(IArchitectureScope scope) { }
+        }
+
+        private sealed class BrokenService
+        {
+            public BrokenService()
+            {
+                throw new InvalidOperationException("broken");
+            }
+        }
+    }
+}

My project/Assets/FlowScope/Tests/EditMode/Core/ArchitectureScopeResolveTests.cs.meta

@@ -0,0 +1,11 @@
+fileFormatVersion: 2
+guid: 0723a2e5a83c0c04bb6ba5aee064485a
+MonoImporter:
+  externalObjects: {}
+  serializedVersion: 2
+  defaultReferences: []
+  executionOrder: 0
+  icon: {instanceID: 0}
+  userData:
+  assetBundleName:
+  assetBundleVariant:

My project/Assets/FlowScope/Tests/EditMode/Core/Container.meta

@@ -1,4 +1,4 @@
-fileFormatVersion: 2
+fileFormatVersion: 2
 guid: 0bea5f9c12b040369bc322e19d230e50
 folderAsset: yes
 DefaultImporter:

My project/Assets/FlowScope/Tests/EditMode/Core/Container/ContainerTests.cs

@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Collections.Generic;
 using NUnit.Framework;
 using FlowScope.Container;
@@ -10,7 +10,7 @@ namespace FlowScope.Tests.EditMode.Container
         [Test]
         public void RegisterInstance_Resolve_ReturnsSameInstanceAndDoesNotDisposeExternalInstance()
         {
-            var container = new FlowScope.Container.Container();
+            var container = new global::FlowScope.Container.Container();
             var service = new DisposableService();
 
             container.RegisterInstance<IService>(service);
@@ -28,7 +28,7 @@ namespace FlowScope.Tests.EditMode.Container
         public void RegisterFactory_Resolve_CreatesOnceAndDisposesInReverseCreationOrder()
         {
             var disposeOrder = new List<string>();
-            var container = new FlowScope.Container.Container();
+            var container = new global::FlowScope.Container.Container();
             container.RegisterFactory<FirstDisposable>(_ => new FirstDisposable(disposeOrder));
             container.RegisterFactory<SecondDisposable>(_ => new SecondDisposable(disposeOrder));
 
@@ -47,7 +47,7 @@ namespace FlowScope.Tests.EditMode.Container
         [Test]
         public void CreateScope_Resolve_ReadsParentAndCanOverrideWithoutPollutingParent()
         {
-            var parent = new FlowScope.Container.Container();
+            var parent = new global::FlowScope.Container.Container();
             var parentService = new NamedService("parent");
             var childService = new NamedService("child");
             parent.RegisterInstance<IService>(parentService);
@@ -62,10 +62,81 @@ namespace FlowScope.Tests.EditMode.Container
             Assert.AreSame(parentService, parent.Resolve<IService>());
         }
 
+        [Test]
+        public void RegisterBuilder_AsSingleton_ReusesOneRootOwnedInstanceAcrossScopes()
+        {
+            var parent = new global::FlowScope.Container.Container();
+            parent.Register<IService, DisposableService>().AsSingleton();
+            var firstScope = parent.CreateScope("first");
+            var secondScope = parent.CreateScope("second");
+
+            var rootResolved = parent.Resolve<IService>();
+            var firstResolved = firstScope.Resolve<IService>();
+            var secondResolved = secondScope.Resolve<IService>();
+
+            Assert.AreSame(rootResolved, firstResolved);
+            Assert.AreSame(rootResolved, secondResolved);
+
+            firstScope.Dispose();
+            Assert.IsFalse(((DisposableService)rootResolved).IsDisposed);
+
+            parent.Dispose();
+            Assert.IsTrue(((DisposableService)rootResolved).IsDisposed);
+        }
+
+        [Test]
+        public void RegisterBuilder_PerScope_CreatesOneInstancePerResolvingScope()
+        {
+            var parent = new global::FlowScope.Container.Container();
+            parent.Register<IService, DisposableService>().PerScope();
+            var firstScope = parent.CreateScope("first");
+            var secondScope = parent.CreateScope("second");
+
+            var firstResolved = firstScope.Resolve<IService>();
+            var secondResolved = secondScope.Resolve<IService>();
+
+            Assert.AreSame(firstResolved, firstScope.Resolve<IService>());
+            Assert.AreSame(secondResolved, secondScope.Resolve<IService>());
+            Assert.AreNotSame(firstResolved, secondResolved);
+
+            firstScope.Dispose();
+            Assert.IsTrue(((DisposableService)firstResolved).IsDisposed);
+            Assert.IsFalse(((DisposableService)secondResolved).IsDisposed);
+        }
+
+        [Test]
+        public void RegisterBuilder_AsTransient_CreatesNewInstanceOnEveryResolve()
+        {
+            var container = new global::FlowScope.Container.Container();
+            container.Register<IService, DisposableService>().AsTransient();
+
+            var first = container.Resolve<IService>();
+            var second = container.Resolve<IService>();
+
+            Assert.AreNotSame(first, second);
+
+            container.Dispose();
+            Assert.IsTrue(((DisposableService)first).IsDisposed);
+            Assert.IsTrue(((DisposableService)second).IsDisposed);
+        }
+
+        [Test]
+        public void NamedRegistration_ResolvesByTypeAndName()
+        {
+            var container = new global::FlowScope.Container.Container();
+            container.Register<IService, NamedService>("boss").AsSingleton();
+            container.Register<IService, OtherNamedService>("scratch").AsSingleton();
+
+            Assert.AreEqual("named", container.Resolve<IService>("boss").Name);
+            Assert.AreEqual("other", container.Resolve<IService>("scratch").Name);
+
+            Assert.Throws<InvalidOperationException>(() => container.Resolve<IService>());
+        }
+
         [Test]
         public void RegisterInstance_WhenSameScopeAlreadyRegistered_Throws()
         {
-            var container = new FlowScope.Container.Container();
+            var container = new global::FlowScope.Container.Container();
             container.RegisterInstance<IService>(new NamedService("first"));
 
             var ex = Assert.Throws<InvalidOperationException>(
@@ -78,7 +149,7 @@ namespace FlowScope.Tests.EditMode.Container
         public void Dispose_ParentDisposesChildScopesBeforeOwnInstances()
         {
             var disposeOrder = new List<string>();
-            var parent = new FlowScope.Container.Container();
+            var parent = new global::FlowScope.Container.Container();
             parent.RegisterFactory<FirstDisposable>(_ => new FirstDisposable(disposeOrder));
             var child = parent.CreateScope();
             child.RegisterFactory<SecondDisposable>(_ => new SecondDisposable(disposeOrder));
@@ -94,7 +165,7 @@ namespace FlowScope.Tests.EditMode.Container
         [Test]
         public void RegisterType_Resolve_UsesGeneratedFactoryEntryPointForConstructorInjection()
         {
-            var container = new FlowScope.Container.Container();
+            var container = new global::FlowScope.Container.Container();
             container.RegisterInstance<IService>(new NamedService("dependency"));
             GeneratedFactories.Register<ConstructorInjectedService>(
                 c => new ConstructorInjectedService(c.Resolve<IService>()));
@@ -109,7 +180,7 @@ namespace FlowScope.Tests.EditMode.Container
         [Test]
         public void ReflectionFactoryBuilder_RegisterType_ResolvesConstructorDependencies()
         {
-            var container = new FlowScope.Container.Container();
+            var container = new global::FlowScope.Container.Container();
             container.RegisterInstance<IService>(new NamedService("reflection"));
 
             ReflectionFactoryBuilder.RegisterType<ConstructorInjectedService>(container);
@@ -122,7 +193,7 @@ namespace FlowScope.Tests.EditMode.Container
         [Test]
         public void RegisterType_WhenFactoryEntryPointMissing_ThrowsClearError()
         {
-            var container = new FlowScope.Container.Container();
+            var container = new global::FlowScope.Container.Container();
 
             var ex = Assert.Throws<InvalidOperationException>(() => container.RegisterType<UnregisteredGeneratedService>());
 
@@ -132,7 +203,7 @@ namespace FlowScope.Tests.EditMode.Container
         [Test]
         public void Resolve_WhenDependencyCycleExists_ThrowsWithCompleteDependencyChain()
         {
-            var container = new FlowScope.Container.Container();
+            var container = new global::FlowScope.Container.Container();
             ReflectionFactoryBuilder.RegisterType<CycleA>(container);
             ReflectionFactoryBuilder.RegisterType<CycleB>(container);
 
@@ -146,7 +217,7 @@ namespace FlowScope.Tests.EditMode.Container
         [Test]
         public void DisposedContainer_RegisterAndResolveThrowObjectDisposedException()
         {
-            var container = new FlowScope.Container.Container();
+            var container = new global::FlowScope.Container.Container();
 
             container.Dispose();
 
@@ -163,10 +234,20 @@ namespace FlowScope.Tests.EditMode.Container
 
         private sealed class NamedService : IService
         {
+            public NamedService()
+                : this("named")
+            {
+            }
+
             public NamedService(string name) => Name = name;
             public string Name { get; }
         }
 
+        private sealed class OtherNamedService : IService
+        {
+            public string Name => "other";
+        }
+
         private sealed class DisposableService : IService, IDisposable
         {
             public string Name => "disposable";

My project/Assets/FlowScope/Tests/EditMode/Flow/GameFlowTests.cs

@@ -233,7 +233,7 @@ namespace FlowScope.Tests.EditMode.Flow
             }
         }
 
-        private abstract class RecordingFeature : IFeature
+        private abstract class RecordingFeature : global::FlowScope.Flow.IFeature
         {
             public List<string> Calls { get; } = new();
             public FeatureContext Context { get; private set; }