Search `user` on `this`

search_global_vars.js

var search = 'user',
	on = this,
	max_depth = 30,
	found = [],

	recurse = function (obj, from, depth) {
		var i;

		if (depth >= max_depth) {
			return;
		}

		from = from || '';

		for (i in obj) {
			if (obj[i]
				&& obj.hasOwnProperty
				&& obj.hasOwnProperty(i)
				&& obj[i] !== search
				&& !obj[i].been_here
				&& i !== 'been_here'
				&& obj[i] !== found
				// uncomment the following if you're looking inside the DOM, only the global vars
				&& obj[i] !== document
				&& !obj[i].tagName
				&& !obj[i].nodeName
				) {
				if (typeof obj[i] !== 'object') {
					if (~(i + '').indexOf(search) || ~(obj[i] + '').indexOf(search)) {
						var temp = {};
						temp[i] = obj[i];
						temp.from = from + '[' + i + ']';
						console.log(temp);
						found.push(temp);
					}
				}
				else if (typeof obj[i] === 'object' && !obj[i].been_here) {
					obj[i].been_here = true;
					recurse(obj[i], from + '[' + i + ']', depth++);
				}
			}
		}
	};

recurse(on, '', 0);