<option value="<none>" selected="selected">&lt;none&gt;</option>
                            <option value="default">default</option>
                            <option value="lang-bsh">lang-bsh</option>
                            <option value="lang-c">lang-c</option>
                            <option value="lang-clj">lang-clj</option>
                            <option value="lang-coffee">lang-coffee</option>
                            <option value="lang-cpp">lang-cpp</option>
                            <option value="lang-cs">lang-cs</option>
                            <option value="lang-csh">lang-csh</option>
                            <option value="lang-css">lang-css</option>
                            <option value="lang-dart">lang-dart</option>
                            <option value="lang-erlang">lang-erlang</option>
                            <option value="lang-golang">lang-golang</option>
                            <option value="lang-hs">lang-hs</option>
                            <option value="lang-html">lang-html</option>
                            <option value="lang-kotlin">lang-kotlin</option>
                            <option value="lang-java">lang-java</option>
                            <option value="lang-js">lang-js</option>
                            <option value="lang-latex">lang-latex</option>
                            <option value="lang-lisp">lang-lisp</option>
                            <option value="lang-lua">lang-lua</option>
                            <option value="lang-markdown">lang-markdown</option>
                            <option value="lang-matlab">lang-matlab</option>
                            <option value="lang-ml">lang-ml</option>
                            <option value="lang-objectivec">lang-objectivec</option>
                            <option value="lang-pascal">lang-pascal</option>
                            <option value="lang-perl">lang-perl</option>
                            <option value="lang-php">lang-php</option>
                            <option value="lang-proto">lang-proto</option>
                            <option value="lang-py">lang-py</option>
                            <option value="lang-r">lang-r</option>
                            <option value="lang-rb">lang-rb</option>
                            <option value="lang-regex">lang-regex</option>
                            <option value="lang-rust">lang-rust</option>
                            <option value="lang-scala">lang-scala</option>
                            <option value="lang-swift">lang-swift</option>
                            <option value="lang-sh">lang-sh</option>
                            <option value="lang-sql">lang-sql</option>
                            <option value="lang-vb">lang-vb</option>
                            <option value="lang-vhdl">lang-vhdl</option>
                            <option value="lang-xml">lang-xml</option>
                            <option value="lang-yaml">lang-yaml</option>