configuration: CompilerConfiguration,
        target: KtCompilerTarget,
        allowedErrorFilter: (KtDiagnostic) -> Boolean
    ): KtCompilationResult {
        if (file is KtCodeFragment) {
            throw UnsupportedOperationException("Code fragments are not supported in K1 implementation")
        }

        val classBuilderFactory = when (target) {
            is KtCompilerTarget.Jvm -> target.classBuilderFactory
        }