--- /dev/null
+var fs = require('fs')
+ , path = require('path');
+
+exports.mstat = function (dir, files, callback) {
+ (function mstat(files, stats) {
+ var file = files.shift();
+
+ if (file) {
+ fs.stat(path.join(dir, file), function (e, stat) {
+ if (e) {
+ callback(e);
+ } else {
+ mstat(files, stats.concat([stat]));
+ }
+ });
+ } else {
+ callback(null, {
+ size: stats.reduce(function (total, stat) {
+ return total + stat.size;
+ }, 0),
+ mtime: stats.reduce(function (latest, stat) {
+ return latest > stat.mtime ? latest : stat.mtime;
+ }, 0),
+ ino: stats.reduce(function (total, stat) {
+ return total + stat.ino;
+ }, 0)
+ });
+ }
+ })(files.slice(0), []);
+};