Features:

• Easy to use.
• Zero dependency.
• Can excludes directories or files, which can speeds up significantly.
• Flow controls.

usage:

walk('.', iterateCallback(err, filepath, stats, next), doneCallback(err));
walk({dir:'.', excludes:['node_modules']}, function(err, filepath, stats) {}, function(err) {});
walk({dir:'.', type:'.js'});
walk({dir:'.', type:'file'});
walk({dir:'.', type:'directory'});
walk({dir:'.'});
walk({dir:'.'});
walk({dir:'.', sum:{}});