}
        File stylesheet = new File(args[0]);
        File source = new File(args[1]);
        File dest = new File(args[2]);
        String destDir = "";
        if (args.length > 3) {
            destDir = args[3];
        }

        System.out.format("=> stylesheet %s%n", stylesheet);
        System.out.format("=> source %s%n", source);

     */
    public abstract DirectoryProperty getRoot();

    /**
     * The stylesheet directory used by the DSL reference documentation.
     */
    public abstract DirectoryProperty getStylesheetDirectory();

    /**
     * The stylesheet used by the DSL reference to highlight code snippets.
     */
    public abstract RegularFileProperty getHighlightStylesheet();

    /**

                append("<meta name='viewport' content='width=device-width, initial-scale=1'>").
                append("<title>Gradle @version@ Release Notes</title>").
                append("<link rel='stylesheet' type='text/css' href='https://assets.gradle.com/lato/css/lato-font.css'/>");
        addCssToHead(document);
        addJavascriptToHead(document);

        wrapH2InSectionTopic(document);

            Map<String, Object> attributes = new HashMap<>();
            // TODO: This breaks the provider
            attributes.put("stylesdir", stylesDir.get().getAsFile().getAbsolutePath());
            attributes.put("stylesheet", "manual.css");
            attributes.put("doctype", "book");
            attributes.put("imagesdir", "img");
            attributes.put("nofooter", true);
            attributes.put("sectanchors", true);

            dslRef.getRoot().convention(extension.getSourceRoot().dir("dsl"));
            dslRef.getStylesheetDirectory().convention(extension.getSourceRoot().dir("stylesheets"));
            dslRef.getHighlightStylesheet().convention(dslRef.getStylesheetDirectory().file("custom-highlight/custom-xslthl-config.xml"));