fix file name display

nvim/init.lua

@@ -17,6 +17,7 @@
 -- DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 -- OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 --
+
 require("darcula.config")
 require("darcula.plugins")
 

nvim/lua/darcula/autocmds.lua

@@ -39,8 +39,8 @@ utils.autocmd(
   group,
   "FileChangedShellPost",
   "*",
-  function()
-    local filename = utils.get_current_filename()
+  function(args)
+    local filename = utils.get_current_filename(args.buf)
     vim.notify("File changed on disk:\n" .. filename, vim.log.levels.WARN)
   end
 )

nvim/lua/darcula/utils/init.lua

@@ -196,8 +196,9 @@ local parse_env_list = function(var, def)
   return def
 end
 
-local function get_current_filename()
-  local name = vim.api.nvim_buf_get_name(0)
+local function get_current_filename(buffer)
+  buffer = buffer or 0
+  local name = vim.api.nvim_buf_get_name(buffer)
   if name == "" then
     return ""
   end