Micro Mustache JavaScript Function

MicroMustache.js

function Mustache(template, placeholders) {
    function isDef(x) { return typeof placeholders[key] === 'undefined'; }

    var __tmpElement = document.createElement('span');
    function htmlencode(x) { __tmpElement.innerText = x; return __tmpElement.innerHTML; }

    function getValue(key) {
        var obj = placeholders, keys;

        try {
            keys = key.split('.');

            for (var i = 0; i < keys.length; i++) {
                obj = obj[keys[i]];
            }
        } catch(e) {
            obj = '';
        }

        return String(typeof obj !== 'undefined'? obj : '');
    }

    return template.replace(/\{\{\s*([a-z0-9_\.-]+)\s*\}\}/g, function(match, key) {
        return htmlencode(getValue(key));
    }).replace(/\{\{\{\s*([a-z0-9_\.-]+)\s*\}\}\}/g, function(match, key) {
        return getValue(key);
    });
}

MicroMustache.md

As basic as it gets.

Supports nested attributes.

Mustache('Hallo {{example.test}} foofoo', {example: {test: 'hallo'}});

• {{foo}} will be HTML-Encoded
• {{{foo}}} will be "raw"