}
        return table
    }

    private Element getSection(String title) {
        def sections = classSection.section.findAll {
            it.title[0] && it.title[0].text().trim() == title
        }
        if (sections.size() < 1) {
            throw new RuntimeException("Docbook content for $className does not contain a '$title' section.")
        }
        return sections[0]
    }

            mergeBlock(tr, project)
        }
    }

    def mergeBlock(Element tr, gradlebuild.docs.dsl.docbook.model.ClassDoc project) {
        String blockName = tr.td[0].text().trim()
        gradlebuild.docs.dsl.docbook.model.BlockDoc blockDoc = project.getBlock(blockName)
        tr.children = {
            td { link(linkend: blockDoc.id) { literal("$blockName { }")} }

        def propertyDetailsSection = withCategories { content.section.find { it.title[0].text().trim() == 'Property details' } }
        def propertiesTable = withCategories { propertiesSection ? propertiesSection.table[0] : parse('<table/>')}
        def methodsSection = withCategories { content.section.find { it.title[0].text().trim() == 'Methods' } }

            .collect { it.trim() }
            .grep { !it.isEmpty() }
    }

    static List<String> parentCommitsOf(String commit) {
        return getStdout("git show --format=%P --no-patch $commit")
            .split(" ").collect { it.trim() }.grep { !it.isEmpty() }
    }

    @groovy.transform.ToString
    static class ExecResult {

            boolean inlineContent = trimmedContent.find { it instanceof Text && it.textContent.trim() }

            if (prettyPrint && !inlineContent) {
                trimmedContent = element.childNodes.inject([]) { list, child ->
                    if (!(child instanceof Text) || child.textContent.trim().length() != 0) {
                        list << child
                    }
                    return list