Нативный шаблонизатор Javascript (native template engine)

<script id="menu" type="text/html">
<ul class="menu">
# for (var i = 0, l = links.length; i < l; ++i) {
    <li><a href="{{ links[i].href }}"{% if (current == links[i].href) { %} class="current"{% } %}>{{ links[i].name }}</a></li>
# }
</ul>
</script>
<script>

function template(str) {
    var temp;
    return new Function('context', 'var __p="";with(context){__p+="' +
        str.replace(/\{\{([\s\S]*?)\}\}|\{%([\s\S]*?)%\}|^#(.*)\r?\n?|"|\n/gm, function(m, m1, m2, m3) {
            temp = m1 ? '__p+=' + m1 + ';' : ( m2 ? m2 : ( m3 ? m3 : null ) );
            return temp == null ? (m == '"' ? '\\"' : '\\n') : '";' + temp + '__p+="';
        }) +
        '";}return __p');
}

menu = template( val('menu') );
console.log(menu);

console.log( menu({
    current: '/',

    links: [
        {href: '/', name: 'Главная'},
        {href: '/articles', name: 'Статьи'},
        {href: '/contactus', name: 'Контакты'}
    ]
}) );

</script>