registerService(serviceImplementation)
        }
    }

    public fun <T : Any> registerProjectExtensionPoint(extensionDescriptor: ProjectExtensionDescriptor<T>) {
        extensionDescriptor.registerExtensionPoint(project)
    }

    private fun registerProjectServices(
        sourceKtFiles: List<KtFile>,
        packagePartProvider: (GlobalSearchScope) -> PackagePartProvider,
    ) {

        // TODO: rewrite KtResolveExtensionProviderForTest to avoid KtResolveExtensionProvider access before initialized project
        @Suppress("UnstableApiUsage")
        CoreApplicationEnvironment.registerExtensionPoint(
            project.extensionArea,
            KaResolveExtensionProvider.EP_NAME.name,
            KaResolveExtensionProvider::class.java
        )
    }