methodTableRenderer.renderTo(classMethods, table);
        }
        for (ClassExtensionDoc extensionDoc : classDoc.getClassExtensions()) {
            extensionMethodsSummaryRenderer.renderTo(extensionDoc, summarySection);
        }

        if (!hasMethods(classDoc)) {
            Element para = document.createElement("para");

            propertyTableRenderer.renderTo(classProperties, table);
        }

        for (ClassExtensionDoc extensionDoc : classDoc.getClassExtensions()) {
            extensionPropertiesSummaryRenderer.renderTo(extensionDoc, summarySection);
        }

        if (!hasProperties(classDoc)) {
            Element para = document.createElement("para");

            blockTableRenderer.renderTo(classBlocks, table);
        }

        for (ClassExtensionDoc extensionDoc : classDoc.getClassExtensions()) {
            extensionBlocksSummaryRenderer.renderTo(extensionDoc, summarySection);
        }

        if (!hasBlocks(classDoc)) {
            Element para = document.createElement("para");

    Collection<BlockDoc> getClassBlocks() { return classBlocks }

    void addClassBlock(BlockDoc blockDoc) {
        classBlocks.add(blockDoc.forClass(this))
    }

    Collection<ClassExtensionDoc> getClassExtensions() { return classExtensions }

    void addClassExtension(ClassExtensionDoc extensionDoc) {
        classExtensions.add(extensionDoc)
    }

    List<ClassDoc> getSuperTypes() {