var templayed = require('templayed');
 
var tpl  = "<ul>{{#names}}<li>{{../fullName}}</li>{{/names}}</ul>",
    data = {
        names: [{firstName: "Paul", lastName: "Engel"}, {firstName: "Chunk", lastName: "Norris"}],
        fullName: function() {
            return this.lastName + ", " + this.firstName;
        }
    };
 
var html = templayed(tpl)(data);
 
console.log( html ); //=> "<ul><li>Engel, Paul</li><li>Norris, Chunk</li></ul>";