Merge branch '10.0'

src/mako/syringe/Container.php

@@ -403,6 +403,22 @@ public function hasInstanceOf(string $class): bool
 		return isset($this->instances[$this->resolveAlias($class)]);
 	}
 
+	/**
+	 * Returns the class names of the instances that have been registered in the container.
+	 */
+	public function getInstanceClassNames(): array
+	{
+		return array_keys($this->instances);
+	}
+
+	/**
+	 * Removes a class instance from the container.
+	 */
+	public function removeInstance(string $class): void
+	{
+		unset($this->instances[$this->resolveAlias($class)]);
+	}
+
 	/**
 	 * Returns TRUE if a class has been registered as a singleton and FALSE if not.
 	 */

tests/unit/syringe/ContainerTest.php

@@ -816,4 +816,44 @@ public function testImpossibleToResolveDendenciesThatAreNullable(): void
 
 		$this->assertNull($object->store);
 	}
+
+	/**
+	 *
+	 */
+	public function testGetInstanceClassNames(): void
+	{
+		$container = new Container;
+
+		$this->assertEmpty($container->getInstanceClassNames());
+
+		$container->registerSingleton([stdClass::class, 'foo'], function ($container) {
+			return new stdClass;
+		});
+
+		$this->assertEmpty($container->getInstanceClassNames());
+
+		$container->get('foo');
+
+		$this->assertSame([stdClass::class], $container->getInstanceClassNames());
+	}
+
+	/**
+	 *
+	 */
+	public function testRemoveInstance(): void
+	{
+		$container = new Container;
+
+		$container->registerSingleton([stdClass::class, 'foo'], function ($container) {
+			return new stdClass;
+		});
+
+		$container->get('foo');
+
+		$this->assertSame([stdClass::class], $container->getInstanceClassNames());
+
+		$container->removeInstance(stdClass::class);
+
+		$this->assertEmpty($container->getInstanceClassNames());
+	}
 }