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

dot_vim/plugged/vim-airline/autoload/airline/extensions/cursormode.vim

@@ -0,0 +1,126 @@
+" MIT Licsense.
+" Plugin: https://github.com/vheon/vim-cursormode
+" Copyright (C) 2014 Andrea Cedraro <a.cedraro@gmail.com>,
+" Copyright (C) 2017 Eduardo Suarez-Santana <e.suarezsantana@gmail.com>
+
+scriptencoding utf-8
+
+if exists('g:loaded_cursormode')
+  finish
+endif
+
+let g:loaded_cursormode = 1
+
+let s:is_win = has('win32') || has('win64')
+let s:is_iTerm = exists('$TERM_PROGRAM') && $TERM_PROGRAM =~# 'iTerm.app'
+let s:is_AppleTerminal = exists('$TERM_PROGRAM') && $TERM_PROGRAM =~# 'Apple_Terminal'
+
+let s:is_good = !has('gui_running') && !s:is_win && !s:is_AppleTerminal
+
+let s:last_mode = ''
+
+if !exists('g:cursormode_exit_mode')
+  let g:cursormode_exit_mode='n'
+endif
+
+function! airline#extensions#cursormode#tmux_escape(escape)
+  return '\033Ptmux;'.substitute(a:escape, '\\033', '\\033\\033', 'g').'\033\\'
+endfunction
+
+let s:iTerm_escape_template = '\033]Pl%s\033\\'
+let s:xterm_escape_template = '\033]12;%s\007'
+
+function! s:get_mode()
+  return call(get(g:, 'cursormode_mode_func', 'mode'), [])
+endfunction
+
+function! airline#extensions#cursormode#set(...)
+  let mode = s:get_mode()
+  if mode !=# s:last_mode
+    let s:last_mode = mode
+  call s:set_cursor_color_for(mode)
+  endif
+  return ''
+endfunction
+
+function! s:set_cursor_color_for(mode)
+  let mode = a:mode
+  for mode in [a:mode, a:mode.&background]
+    if has_key(s:color_map, mode)
+      try
+        let save_eventignore = &eventignore
+        set eventignore=all
+        let save_shelltemp = &shelltemp
+        set noshelltemp
+
+        silent call system(s:build_command(s:color_map[mode]))
+        return
+      finally
+        let &shelltemp = save_shelltemp
+        let &eventignore = save_eventignore
+      endtry
+    endif
+  endfor
+endfunction
+
+function! s:build_command(color)
+  if s:is_iTerm
+    let color = substitute(a:color, '^#', '', '')
+    let escape_template = s:iTerm_escape_template
+  else
+    let color = a:color
+    let escape_template = s:xterm_escape_template
+  endif
+
+  let escape = printf(escape_template, color)
+  if exists('$TMUX')
+    let escape = airline#extensions#cursormode#tmux_escape(escape)
+  endif
+  return "printf '".escape."' > /dev/tty"
+endfunction
+
+function! s:get_color_map()
+  if exists('g:cursormode_color_map')
+    return g:cursormode_color_map
+  endif
+
+  try
+    let map = g:cursormode#{g:colors_name}#color_map
+    return map
+  catch
+    return {
+          \   "nlight": "#000000",
+          \   "ndark":  "#BBBBBB",
+          \   "i":      "#0000BB",
+          \   "v":      "#FF5555",
+          \   "V":      "#BBBB00",
+          \   "\<C-V>": "#BB00BB",
+          \ }
+  endtry
+endfunction
+
+augroup airline#extensions#cursormode
+  autocmd!
+  autocmd VimLeave * nested call s:set_cursor_color_for(g:cursormode_exit_mode)
+  " autocmd VimEnter * call airline#extensions#cursormode#activate()
+  autocmd Colorscheme * call airline#extensions#cursormode#activate()
+augroup END
+
+function! airline#extensions#cursormode#activate()
+  if !exists('#airline')
+    " airline disabled
+    return
+  endif
+  let s:color_map = s:get_color_map()
+  call airline#extensions#cursormode#set()
+endfunction
+
+function! airline#extensions#cursormode#apply(...)
+  let w:airline_section_a = get(w:, 'airline_section_a', g:airline_section_a)
+  let w:airline_section_a .= '%{airline#extensions#cursormode#set()}'
+endfunction
+
+function! airline#extensions#cursormode#init(ext)
+  let s:color_map = s:get_color_map()
+  call a:ext.add_statusline_func('airline#extensions#cursormode#apply')
+endfunction