fun getInstance(area: AreaInstance, module: KtModule): KtFe10AnalysisHandlerExtension {
            val extensions = AnalysisHandlerExtension.extensionPointName.getExtensions(area)
                .filterIsInstance<KtFe10AnalysisHandlerExtension>()
            return extensions.firstOrNull { it.useSiteModule == module }
                ?: extensions.singleOrNull { it.useSiteModule == null }