Add registration of basic dependencies through application context

source/poodinis/container.d

@@ -23,6 +23,7 @@ debug {
 
 import poodinis.registration;
 import poodinis.autowire;
+import poodinis.context;
 
 /**
  * Exception thrown when errors occur while resolving a type in a dependency container.
@@ -361,6 +362,18 @@ synchronized class DependencyContainer {
 		registrations.remove(typeid(RegistrationType));
 	}
 
+	/**
+	* Register dependencies through an application context.
+	*
+	* An application context allows you to fine-tune dependency set-up and instantiation.
+	* It is mostly used for dependencies which come from an external library or when you don't
+	* want to use annotations to set-up dependencies in your classes.
+	*/
+	public void registerContext(Context : ApplicationContext)() {
+		auto context = new Context();
+		context.registerDependencies(this);
+	}
+
 	/**
 	 * Returns a global singleton instance of a dependency container.
 	 */

source/poodinis/context.d

@@ -0,0 +1,20 @@
+/**
+ * Contains the implementation of application context setup.
+ *
+ * Part of the Poodinis Dependency Injection framework.
+ *
+ * Authors:
+ *  Mike Bierlee, m.bierlee@lostmoment.com
+ * Copyright: 2014-2015 Mike Bierlee
+ * License:
+ *  This software is licensed under the terms of the MIT license.
+ *  The full terms of the license can be found in the LICENSE file.
+ */
+
+module poodinis.context;
+
+import poodinis.container;
+
+class ApplicationContext {
+	public void registerDependencies(shared(DependencyContainer) container) {}
+}

source/poodinis/package.d

@@ -14,3 +14,4 @@ module poodinis;
 public import poodinis.autowire;
 public import poodinis.container;
 public import poodinis.registration;
+public import poodinis.context;

test/poodinis/containertest.d

@@ -11,6 +11,12 @@ import std.exception;
 import core.thread;
 
 version(unittest) {
+	class TestContext : ApplicationContext {
+		public override void registerDependencies(shared(DependencyContainer) container) {
+			container.register!TestClass;
+		}
+	}
+
 	interface TestInterface {
 	}
 
@@ -485,4 +491,13 @@ version(unittest) {
 
 		assert(instance.unrelated !is null);
 	}
+
+	// Test setting up simple dependencies through application context
+	unittest {
+		shared(DependencyContainer) container = new DependencyContainer();
+		container.registerContext!TestContext;
+		auto instance = container.resolve!TestClass;
+
+		assert(instance !is null);
+	}
 }

test/poodinis/contexttest.d

@@ -0,0 +1,12 @@
+/**
+ * Poodinis Dependency Injection Framework
+ * Copyright 2014-2015 Mike Bierlee
+ * This software is licensed under the terms of the MIT license.
+ * The full terms of the license can be found in the LICENSE file.
+ */
+
+import poodinis.context;
+
+version(unittest) {
+
+}