Add unregister to IoC-Contrainer

Signed-off-by: Steven Klar <steven.klar@mayflower.de>

laravel/ioc.php

@@ -31,6 +31,19 @@ class IoC {
 		static::$registry[$name] = compact('resolver', 'singleton');
 	}
 
+    /**
+     * Unregister an object
+     *
+     * @param string $name
+     */
+    public static function unregister($name)
+    {
+        if (array_key_exists($name, static::$registry)) {
+            unset(static::$registry[$name]);
+            unset(static::$singletons[$name]);
+        }
+    }
+
 	/**
 	 * Determine if an object has been registered in the container.
 	 *
@@ -141,6 +154,7 @@ class IoC {
 	 * @param  string  $type
 	 * @param  array   $parameters
 	 * @return mixed
+     * @throws \Exception
 	 */
 	protected static function build($type, $parameters = array())
 	{
@@ -193,7 +207,7 @@ class IoC {
 			$dependency = $parameter->getClass();
 
 			// If the person passed in some parameters to the class
-			// then we should probably use those instead of trying 
+			// then we should probably use those instead of trying
 			// to resolve a new instance of the class
 			if (count($arguments) > 0)
 			{
@@ -205,7 +219,7 @@ class IoC {
 			}
 			else
 			{
-				$dependencies[] = static::resolve($dependency->name);				
+				$dependencies[] = static::resolve($dependency->name);
 			}
 		}
 
@@ -218,6 +232,7 @@ class IoC {
 	 *
 	 * @param ReflectionParameter
 	 * @return default value
+     * @throws \Exception
 	 */
 	protected static function resolveNonClass($parameter)
 	{
@@ -229,6 +244,6 @@ class IoC {
 		{
 			throw new \Exception("Unresolvable dependency resolving [$parameter].");
 		}
-	}	
+	}
 
 }