fix #41 by reporting nodeError if first directory fails

lib/walk.js

@@ -159,25 +159,31 @@
     me._wfnodegroups = fnodeGroups;
     me._wcurfiles = files;
 
-
+    // no error, great
     if (!err) {
       me._wReadFiles();
       return;
     }
 
+    // error? not first run? => directory error
     if (!me._wfirstrun) {
       me.emit('directoryError', me._wcurpath, { error: err }, noop);
       me._wReadFiles();
       return;
     }
 
+    // error? first run? => maybe a file, maybe a true error
     me._wfirstrun = false;
-    // TODO how to remove this anony?
+
+    // readdir failed, try stat (might be a file)
+    me._wcurpath = me._wcurpath.replace(/^.*\/$/, '');
     fs[me._wStat](me._wcurpath, function (e, stat) {
 
       if (stat) {
-        files = [me._wcurpath.replace(/.*\//, '')];
+        files = [me._wcurpath];
         me._wcurpath = me._wcurpath.replace(files[0], '');
+      } else {
+        me.emit('nodeError', me._wcurpath, { error: err }, noop);
       }
 
       me._wReadFiles();