fix(files): fix empty path when dir=/, part of #186

Author: cseickel

lua/neo-tree/command/init.lua

@@ -95,7 +95,7 @@ M.execute = function(args)
   -- Handle setting directory if requested
   local path_changed = false
   if args.dir then
-    if args.dir:sub(-1) == utils.path_separator then
+    if #args.dir > 1 and args.dir:sub(-1) == utils.path_separator then
       args.dir = args.dir:sub(1, -2)
     end
     path_changed = state.path ~= args.dir

lua/neo-tree/sources/common/components.lua

@@ -238,7 +238,7 @@ M.name = function(config, node, state)
   local text = node.name
   if node.type == "directory" then
     highlight = highlights.DIRECTORY_NAME
-    if config.trailing_slash then
+    if config.trailing_slash and text ~= "/" then
       text = text .. "/"
     end
   end