var stringify = function(obj, prop) {
  var placeholder = '____PLACEHOLDER____';
  var fns = [];
  var json = JSON.stringify(obj, function(key, value) {
    if (typeof value === 'function') {
      fns.push(value);
      return placeholder;
    }
    return value;
  }, 2);
  json = json.replace(new RegExp('"' + placeholder + '"', 'g'), function(_) {
    return fns.shift();
  });
  return 'this["' + prop + '"] = ' + json + ';';
};