sub.eachFile(fcd -> fcd.setRelativePath(RelativePath.parse(true, fcd.getName())));
            });

            // From the snippets and the samples, filter out files generated if the build contained was ever executed
            task.from(extension.getUserManual().getSnippets(), sub -> {
                sub.into("snippets");
                sub.exclude("**/.gradle/**");
                sub.exclude("**/build/**");

        }
    }

    private static boolean isWindows() {
        return System.getProperty("os.name").toLowerCase().contains("windows");
    }

    private static boolean isMacOS() {
        return System.getProperty("os.name").toLowerCase().contains("mac");
    }

    private static class ExecResult {
        private final String[] args;
        private final int code;

            if (!"pre".equals(element)) {
                return false;
            }
            Element newElement = document.createElement("programlisting");
            //we're making an assumption that all <pre> elements contain java code
            //this should mostly be true :)
            //if it isn't true then the syntax highlighting won't spoil the view too much anyway
            newElement.setAttribute("language", "java");