files.forEach( function(name){
if(~output.indexOf(name)) return
if( minimatch(name, rule) )
output.push(name);
})
return !blacklist.some(function(rule){
rule = path.join( rootdir, rule );
return minimatch(name, rule)
});
return list.some(function(rule){
return minimatch(name, path.normalize(rule));
});