I broke up with neovim....vim is my best friend now

dot_vim/plugged/vim-airline/autoload/airline/extensions/tabline/tabs.vim

@@ -0,0 +1,141 @@
+" MIT License. Copyright (c) 2013-2021 Bailey Ling et al.
+" vim: et ts=2 sts=2 sw=2
+
+scriptencoding utf-8
+
+let s:spc = g:airline_symbols.space
+let s:current_bufnr = -1
+let s:current_tabnr = -1
+let s:current_modified = 0
+
+function! airline#extensions#tabline#tabs#off()
+  augroup airline_tabline_tabs
+    autocmd!
+  augroup END
+endfunction
+
+function! airline#extensions#tabline#tabs#on()
+  augroup airline_tabline_tabs
+    autocmd!
+    autocmd BufDelete * call airline#extensions#tabline#tabs#invalidate()
+  augroup END
+endfunction
+
+function! airline#extensions#tabline#tabs#invalidate()
+  if exists('#airline')
+    let s:current_bufnr = -1
+  endif
+endfunction
+
+function! airline#extensions#tabline#tabs#get()
+  let curbuf = bufnr('%')
+  let curtab = tabpagenr()
+  try
+    call airline#extensions#tabline#tabs#map_keys()
+  catch
+    " no-op
+  endtry
+  if curbuf == s:current_bufnr && curtab == s:current_tabnr && &columns == s:column_width
+    if !g:airline_detect_modified || getbufvar(curbuf, '&modified') == s:current_modified
+      return s:current_tabline
+    endif
+  endif
+
+  let s:filtered_buflist =  airline#extensions#tabline#buflist#list()
+
+  let b = airline#extensions#tabline#new_builder()
+
+  call airline#extensions#tabline#add_label(b, 'tabs', 0)
+
+  function! b.get_group(i) dict
+    let curtab = tabpagenr()
+    let group = 'airline_tab'
+    if a:i == curtab
+      let group = 'airline_tabsel'
+      if g:airline_detect_modified
+        for bi in tabpagebuflist(curtab)
+          if index(s:filtered_buflist,bi) != -1
+            if getbufvar(bi, '&modified')
+              let group = 'airline_tabmod'
+            endif
+          endif
+        endfor
+      endif
+      let s:current_modified = (group == 'airline_tabmod') ? 1 : 0
+    endif
+    return group
+  endfunction
+
+  function! b.get_title(i) dict
+    let val = '%('
+
+    if get(g:, 'airline#extensions#tabline#show_tab_nr', 1)
+      let val .= airline#extensions#tabline#tabs#tabnr_formatter(a:i, tabpagebuflist(a:i))
+    endif
+
+    return val.'%'.a:i.'T %{airline#extensions#tabline#title('.a:i.')} %)'
+  endfunction
+
+  call b.insert_titles(curtab, 1, tabpagenr('$'))
+
+  call b.add_section('airline_tabfill', '')
+  call b.split()
+  call b.add_section('airline_tabfill', '')
+
+  if get(g:, 'airline#extensions#tabline#show_close_button', 1)
+    call b.add_section('airline_tab_right', ' %999X'.
+          \ get(g:, 'airline#extensions#tabline#close_symbol', 'X').'%X ')
+  endif
+
+  if get(g:, 'airline#extensions#tabline#show_splits', 1) == 1
+    let buffers = tabpagebuflist(curtab)
+    for nr in buffers
+      if index(s:filtered_buflist,nr) != -1
+        let group = airline#extensions#tabline#group_of_bufnr(buffers, nr) . "_right"
+        call b.add_section_spaced(group, '%(%{airline#extensions#tabline#get_buffer_name('.nr.')}%)')
+      endif
+    endfor
+    if get(g:, 'airline#extensions#tabline#show_buffers', 1)
+      call airline#extensions#tabline#add_label(b, 'buffers', 1)
+    endif
+  endif
+  call airline#extensions#tabline#add_tab_label(b)
+
+  let s:current_bufnr = curbuf
+  let s:current_tabnr = curtab
+  let s:column_width = &columns
+  let s:current_tabline = b.build()
+  return s:current_tabline
+endfunction
+
+function! airline#extensions#tabline#tabs#map_keys()
+  if maparg('<Plug>AirlineSelectTab1', 'n') is# ':1tabn<CR>'
+    return
+  endif
+  let bidx_mode = get(g:, 'airline#extensions#tabline#buffer_idx_mode', 1)
+  if bidx_mode == 1
+    for i in range(1, 10)
+      exe printf('noremap <silent> <Plug>AirlineSelectTab%d :%dtabn<CR>', i%10, i)
+    endfor
+  else
+      for i in range(11, 99)
+        exe printf('noremap <silent> <Plug>AirlineSelectTab%d :%dtabn<CR>', i, i-10)
+      endfor
+    endif
+  noremap <silent> <Plug>AirlineSelectPrevTab gT
+  " tabn {count} goes to count tab does not go {count} tab pages forward!
+  noremap <silent> <Plug>AirlineSelectNextTab :<C-U>exe repeat(':tabn\|', v:count1)<cr>
+endfunction
+
+function! airline#extensions#tabline#tabs#tabnr_formatter(nr, i) abort
+  let formatter = get(g:, 'airline#extensions#tabline#tabnr_formatter', 'tabnr')
+  try
+    return airline#extensions#tabline#formatters#{formatter}#format(a:nr, a:i)
+  catch /^Vim\%((\a\+)\)\=:E117/	" catch E117, unknown function
+    " Function not found
+    return call(formatter, [a:nr, a:i])
+  catch
+    " something went wrong, return an empty string
+    return ""
+  endtry
+endfunction