Recursive enumeration of object contents

visit.js

var visited = [], type, str;
var visit = function(val, path) {
  if(!path) path = '';
  if(visited.indexOf(val) >= 0) return;
  visited.push(val);
  
  type = typeof val;
  str = type !== 'function' ? val : '*';
  
  console.log(path, ' - ', type, str);
  
  if(!val || val.jquery || val instanceof HTMLElement || 
     (typeof val !== 'object' && typeof val !== 'function')) return
  
  for(var key in val)
    visit(val[key], path+($.isArray(val) ? '[' + key + ']' : '.' + key));
};