index.js
function fetch(conf, key, fn) {
  getKey(conf, key, function(err, layout) {
    if (err) return fn(err);
    get(layout, fn);
  });
}
function fetch(conf, key, fn) {
  getKey(conf, key, function(err, layout) {
    if (err) return fn(err);
    get(layout, fn);
  });
}
function fetch ( conf , key , fn ) { getKey ( conf , key , function ( err , layout ) { if ( err ) return fn ( err ) ; get ( layout , fn ) ; } ) ; }
Fetch an object by key

@param {Object} conf
@param {String} key
@param {Function} fn
Fetch an object by key