[*] AuFS::MoveDirectory -> Try remove dirs afterwards (should only succeed if empty. failure is ignored and reported to CopyDirResult)

Source/IO/FS/FS.cpp

@@ -498,6 +498,7 @@ namespace Aurora::IO::FS
         SysCheckArgNotNull(out, );
 
         AuList<AuPair<AuString, AuString>> copyWork = pendingWork;
+        AuList<AuString> dirsAll;
 
         while (copyWork.size())
         {
@@ -533,7 +534,9 @@ namespace Aurora::IO::FS
                 {
                     for (const auto &dir : dirs)
                     {
-                        copyWork.push_back(AuMakePair(rawPath + AuString({ AuFS::kPathSplitter }) + dir, rawPathDest + AuString({ AuFS::kPathSplitter }) + dir));
+                        auto fullDirPath = rawPath + AuString({ AuFS::kPathSplitter }) + dir;
+                        copyWork.push_back(AuMakePair(fullDirPath, rawPathDest + AuString({ AuFS::kPathSplitter }) + dir));
+                        dirsAll.push_back(fullDirPath);
                     }
                 }
                 else
@@ -545,6 +548,37 @@ namespace Aurora::IO::FS
                 }
             }
         }
+
+        bool bSuccess {};
+        do
+        {
+            bSuccess = false;
+
+            for (auto itr = dirsAll.begin();
+                 itr != dirsAll.end();
+                 )
+            {
+                if (AuFS::Remove(*itr))
+                {
+                    bSuccess |= true;
+                    itr = dirsAll.end();
+                }
+                else
+                {
+                    itr++;
+                }
+            }
+        }
+        while (bSuccess &&
+               dirsAll.size());
+
+        for (const auto &dir : dirsAll)
+        {
+            if (AuFS::DirExists(dir))
+            {
+                out->errorTraversePaths.push_back(dir);
+            }
+        }
     }
 
     AUKN_SYM bool NormalizePath(AuString &out, const AuString &in)