Add registration class that will autowire instances itself

source/poodinis/autowire.d

@@ -10,6 +10,7 @@ module poodinis.autowire;
 public import poodinis.container;
 
 import std.typetuple;
+import std.exception;
 
 debug {
 	import std.stdio;
@@ -81,3 +82,19 @@ mixin template AutowireConstructor() {
 public void globalAutowire(Type)(Type instance) {
 	DependencyContainer.getInstance().autowire(instance);
 }
+
+class AutowiredRegistration(RegistrationType : Object) : Registration {
+	private DependencyContainer container;
+
+	public this(TypeInfo registeredType, DependencyContainer container) {
+		enforce(!(container is null), "Argument 'container' is null. Autowired registrations need to autowire using a container.");
+		this.container = container;
+		super(registeredType, typeid(RegistrationType));
+	}
+
+	public override Object getInstance() {
+		RegistrationType instance = cast(RegistrationType) super.getInstance();
+		container.autowire(instance);
+		return instance;
+	}
+}

test/poodinis/autowiretest.d

@@ -172,4 +172,15 @@ version(unittest) {
 		assert(bootstrapBootstrap.componentX is componentX, "Autowiring class with multiple qualifiers failed");
 		assert(bootstrapBootstrap.componentC is componentC, "Autowiring class with multiple qualifiers failed");
 	}
+
+	// Test getting instance from autowired registration will autowire instance
+	unittest {
+		auto container = new DependencyContainer();
+		container.register!ComponentA;
+
+		auto registration = new AutowiredRegistration!ComponentB(typeid(ComponentB), container).singleInstance();
+		auto instance = cast(ComponentB) registration.getInstance();
+
+		assert(!instance.componentIsNull());
+	}
 }