Set netrw as default file searcher

vim/plugin/netrw_improved.vim

@@ -16,7 +16,21 @@ let g:netrw_fastbrowse = 1
 
 augroup NETRW
 	au!
-	au FileType netrw nmap <buffer> l gn
-	au FileType netrw nmap <buffer> h -
+	au FileType netrw nmap <buffer> l gn:exec("tcd ".b:netrw_curdir)<CR>
+	au FileType netrw nmap <buffer> h -:exec("tcd ".b:netrw_curdir)<CR>
 	au FileType netrw nmap <buffer> <space> <CR>
+	au FileType netrw nmap <nowait> <buffer> q :q<CR>
 augroup END
+
+function s:vex()
+  let netrw_windows = getwininfo()
+        \->filter({ k,v -> v["variables"]->has_key("netrw_treedict") })
+        \->filter({ k,v -> v["tabnr"]==tabpagenr() })
+  if netrw_windows->len() > 0
+    call win_gotoid(netrw_windows[0]["winid"])
+  else
+    Vex
+  end
+endfun
+
+nnoremap <leader><space> :call <SID>vex()<CR>

vim/plugin/shame.vim

@@ -217,12 +217,6 @@ endfunction
 
 command! -bar RangerChooser call RangeChooser()
 
-if has("unix")
-	nnoremap <leader><space> :<C-U>RangerChooser<CR>
-elseif has("win32")
-	nnoremap <leader><space> :e %:p:h<CR>
-end
-
 " --- AUTO CLOSE ---
 
 function! s:autoClose_HelperOpen(open, close)