Fix vsplit to not open empty buffer (#1098)

* Fix vsplit to not open empty buffer

* Add changelog entry

CHANGELOG.md

@@ -5,6 +5,8 @@
         - **.PATCH**: Pull Request Title (PR Author) [PR Number](Link to PR)
 -->
 #### 6.7
+- **.3**: Fix vsplit to not open empty buffers when opening previously closed file (AwkwardKore) [#1098](https://github.com/preservim/nerdtree/pull/1098)
+- **.2**: Fix infinity loop (on winvim) in FindParentVCSRoot (Eugenij-W) [#1095](https://github.com/preservim/nerdtree/pull/1095)
 - **.1**: File Move: Escape existing directory name when looking for open files. (PhilRunninger) [#1094](https://github.com/preservim/nerdtree/pull/1094)
 - **.0**: Open the parent directory when revealing a non-existent file with :NERDTreeFind (bouk) [#1090](https://github.com/preservim/nerdtree/pull/1090)
 #### 6.6

lib/nerdtree/opener.vim

@@ -195,7 +195,7 @@ function! s:Opener._newVSplit()
     endif
 
     call nerdtree#exec('wincmd p', 1)
-    call nerdtree#exec('vnew', 1)
+    call nerdtree#exec('vsplit', 1)
 
     let l:currentWindowNumber = winnr()
 

nerdtree_plugin/vcs.vim

@@ -34,7 +34,7 @@ endfunction
 function! s:FindParentVCSRoot(path)
     let l:path = a:path
     while !empty(l:path) &&
-        \ l:path._str() !~# '^\(\a:\\\|\/\)$' &&
+        \ l:path._str() !~# '^\(\a:[\\\/]\|\/\)$' &&
         \ !isdirectory(l:path._str() . '/.git') &&
         \ !isdirectory(l:path._str() . '/.svn') &&
         \ !isdirectory(l:path._str() . '/.hg') &&
@@ -42,6 +42,6 @@ function! s:FindParentVCSRoot(path)
         \ !isdirectory(l:path._str() . '/_darcs')
         let l:path = l:path.getParent()
     endwhile
-    return (empty(l:path) || l:path._str() =~# '^\(\a:\\\|\/\)$') ? a:path : l:path
+    return (empty(l:path) || l:path._str() =~# '^\(\a:[\\\/]\|\/\)$') ? a:path : l:path
 endfunction