}

    @Override
    public void addCompileSourceRoot(Project project, ProjectScope scope, Path sourceRoot) {
        MavenProject prj = getMavenProject(nonNull(project, "project"));
        String root = nonNull(sourceRoot, "sourceRoot").toAbsolutePath().toString();
        if (nonNull(scope, "scope") == ProjectScope.MAIN) {
            prj.addCompileSourceRoot(root);

     * if not already present.
     *
     * @param project the project
     * @param scope the scope, i.e. usually main or test
     * @param sourceRoot the new source root
     */
    void addCompileSourceRoot(@Nonnull Project project, @Nonnull ProjectScope scope, @Nonnull Path sourceRoot);

    /**
     * Get the list of resources for the given project and scope
     *
     * @param project the project

        }

    private
    fun <T : Any?> withParsedKotlinSource(sourceRoots: List<File>, block: (List<KtFile>) -> T) =
        Disposer.newDisposable().use {
            parseKotlinFiles(sourceRoots, emptyList()).let(block)
        }

    private
    fun Disposable.parseKotlinFiles(sourceRoots: List<File>, compilationClasspath: List<File>): List<KtFile> {