simple templates

templates.js

/**
 * Use a simple object to create your html with variables 
 *     and whatever code you need to build it up.
 *
 * You can take advantage of type coercion here to 
 *     end up with the final strings.
 */
var template = {
    placeholder1: undefined,
    placeholder2: undefined,
    toString: function(){
        return '' +
            '<p>' + this.placeholder1 + '</p>' +
            '<span>' +
                '<em>' + this.placeholder2 + '</em>' +
            '</span>' +
        '';
    }
};


template.placeholder1 = 'This is a paragraph!';
template.placeholder2 = 'This is emphasized text!';

console.log('constructor-casting', String(template));
console.log('stringification', '' + template);
console.log('method-calling', template.toString());
console.log(template);