040000 tree 9660854510fddd532d9b4e9aeaaa3549ae222eac	function
040000 tree 52971a2372c722290d049a3b7696172f75bfb56f	iterator
040000 tree cbf4fe02afb5ddcfdbbc0060686751e6f1338467	predicate
040000 tree 45354d1a6cbe3592930513fbb15de7c3f34c89b3	resource
040000 tree 89efce8a71c2d7fc044bcbc2376758be099f2d80	selector
040000 tree 744381f890e847554476da9c9ba932c287a36057	util