[ISSUE #6] initial 'path' may, in fact, be a file

lib/walk.js

@@ -17,7 +17,9 @@
     var emitter = new EventEmitter()
       , q = []
       , queue = [q]
-      , curpath;
+      , curpath
+      , firstRun = true
+      ;
 
     function readdirHandler(err, files) {
       var fnodeGroups = TypeEmitter.createNodeGroups();
@@ -69,11 +71,7 @@
         });
       }
 
-      if (err) {
+      function readFiles() {
-        emitter.emit('directoryError', curpath, { error: err }, noop);
-        //emitter.emit('error', curpath, { error: err });
-      }
-
         if (!files || 0 == files.length) {
           return next();
         }
@@ -92,6 +90,28 @@
         }
       }
 
+      if (err) {
+        if (!firstRun) {
+          emitter.emit('directoryError', curpath, { error: err }, noop);
+          readFiles();
+          return;
+        }
+
+        firstRun = false;
+        fs.lstat(curpath, function (e, stat) {
+          if (stat) {
+            files = [curpath.replace(/.*\//, '')];
+            curpath = curpath.replace(files[0], '');
+          }
+          readFiles();
+        })
+        //emitter.emit('error', curpath, { error: err });
+        return;
+      }
+
+      readFiles();
+    }
+
     function walkSync() {
       var err, files;
 
@@ -105,11 +125,6 @@
     }
 
     function walk() { 
-      if (sync) {
-        walkSync();
-        return;
-      }
-
       fs.readdir(curpath, readdirHandler);
     }
     
@@ -132,6 +147,7 @@
     curpath = pathname;
 
     if (sync) {
+      walk = walkSync;
       process.nextTick(walk);
     } else {
       walk();