Test for bem-xjst

parser.js

var bemxjst = require('bem-xjst'),
    FN_RE = /^function(?:\s+\w+)?\s*\([^\)]*\)\s*\{|\}$/g;

function noop() {
    return '[sorry]';
}

function parse(fn) {
    var body = fn.toString().replace(FN_RE, '').trim();

    if(!body) {
        return noop;
    }

    return bemxjst.compile(body, { optimize : false });
}

exports.parse = parse;

runner.js

var parser = require('./parser');

function run(fn, data) {
    return parser.parse(fn).apply(data);
}

exports.run = run;

simple-block.js

module.exports = function() {
  
    block('b1')(function() {
        var content = apply('content', { ctx : 'my-content' });
        return '<span class="b1">' + content + '</span>';
    });
    
    block('b1').content(function() {
        return this.ctx.toUpperCase();
    });
  
};