enum Compatibility { LEGACY, VS2017_OR_LATER }

    VersionNumber getVersion();

    File getInstallDir();

    File getVisualCppDir();

    VersionNumber getVisualCppVersion();

    Compatibility getCompatibility();

            VisualCppInstall visualCpp = buildVisualCppInstall("Visual C++ " + install.getVisualCppVersion(), visualStudioDir, visualCppDir, install.getVisualCppVersion(), install.getCompatibility());
            VisualStudioInstall visualStudio = new VisualStudioInstall("Visual Studio " + visualStudioDisplayVersion, visualStudioDir, visualStudioVersion, visualCpp);

        return version;
    }

    @Override
    public VersionNumber getVisualCppVersion() {
        return visualCppVersion;
    }

    @Override
    public Compatibility getCompatibility() {
        if (compatibility != null) {
            return compatibility;
        } else {
            if (version.getMajor() >= 15) {
                return Compatibility.VS2017_OR_LATER;
            } else {

    }

    private static JavaVersion getMaxCompatibility(List<IsolatedIdeaModuleInternal> isolatedIdeaModules, Function<IsolatedIdeaModuleInternal, JavaVersion> getCompatibilty) {
        return isolatedIdeaModules.stream()
            .map(getCompatibilty)
            .filter(Objects::nonNull)
            .max(JavaVersion::compareTo)
            .orElse(IdeaModuleSupport.FALLBACK_MODULE_JAVA_COMPATIBILITY_VERSION);
    }