// repeatable scan for single staticPath
function scan(sp, cb) {
cb = u.onceMaybe(cb);
var timer = u.timer();
sp.route = sp.route || '/';
var src = sp.src;
// only construct src, defaults, sendOpts etc. once
if (!src) {
sp.depth = sp.depth || 5;
sp.maxAge = 'maxAge' in sp ? sp.maxAge : '10m';
sp.includeBinaries = true;
src = sp.src = fsbase(sp);
if (src.isfile()) { sp.depth = 1; }
sp.sendOpts = u.assign(
u.pick(sp, 'maxAge', 'lastModified', 'etag'),
{ dotfiles:'ignore',
index:false, // handled at this level
extensions:false, // ditto
root:src.path } );
}
src.listfiles(function(err, files) {
if (err) return cb(log(err));
sp.files = files;
self.scanCnt++;
mapAllFiles();
debug('static scan %s-deep %sms %s', sp.depth, timer(), sp.path.replace(/.*\/node_modules\//g, ''));
debug(files.length > 10 ? '[' + files.length + ' files]' : u.pluck(files, 'filepath'));
cb();
});
}
// return serializable file object
function serializeFile(file) {
// preserve path, source, and file-save props
var o = u.pick(file, 'path', '_oldtext', '_dirty');
// recreate file.text from serialized fragments
// new or modifified fragments should delete file.text
o.text = file.text || serializeTextFragments(file);
return o;
}