allow showing of buffer in a different tab if its already opened in another tab #1297

lua/core/init.lua

@@ -39,7 +39,7 @@ autocmd("BufEnter", {
 vim.t.bufs = vim.api.nvim_list_bufs()
 
 -- thx to https://github.com/ii14 & stores buffer per tab -> table
-autocmd("BufAdd", {
+autocmd({ "BufAdd", "BufEnter" }, {
    callback = function(args)
       if vim.t.bufs == nil then
          vim.t.bufs = { args.buf }
@@ -47,7 +47,7 @@ autocmd("BufAdd", {
          local bufs = vim.t.bufs
 
          -- check for duplicates
-         if not vim.tbl_contains(bufs, args.buf) then
+         if not vim.tbl_contains(bufs, args.buf) and (args.event == "BufAdd" or vim.bo[args.buf].buflisted) then
             table.insert(bufs, args.buf)
             vim.t.bufs = bufs
          end