[nvim] Add neovim checks

nvim/dotfiles/plugins-list.vim

@@ -1,48 +1,57 @@
 let s:plug = funcref('dotfiles#plugman#register')
 
 " UI {{{
-  call s:plug('romgrk/barbar.nvim')
-  call s:plug('hoob3rt/lualine.nvim')
+  if has('nvim')
+    call s:plug('romgrk/barbar.nvim')
+    call s:plug('hoob3rt/lualine.nvim')
+  endif
 " }}}
 
 " Navigation {{{
-  call s:plug('nvim-telescope/telescope.nvim') " dependencies {{{
-    call s:plug('nvim-lua/plenary.nvim')
-  " }}}
+  if has('nvim')
+    call s:plug('nvim-telescope/telescope.nvim') " dependencies {{{
+      call s:plug('nvim-lua/plenary.nvim')
+    " }}}
+  endif
 " }}}
 
 " Files {{{
+  if has('nvim')
+    call s:plug('kyazdani42/nvim-web-devicons')
+    call s:plug('akinsho/nvim-toggleterm.lua')
+  endif
   call s:plug('preservim/nerdtree')
-  call s:plug('kyazdani42/nvim-web-devicons')
-  call s:plug('akinsho/nvim-toggleterm.lua')
   call s:plug('antoyo/vim-licenses')
 " }}}
 
 " Language specific {{{
-  call s:plug('alaviss/nim.nvim')
+  if has('nvim')
+    call s:plug('xiyaowong/coc-nvim-lua')
+    call s:plug('alaviss/nim.nvim')
+    if has('unix')
+      call s:plug('nvim-neorg/neorg', { 'branch': 'unstable' }) " dependencies {{{
+        call s:plug('nvim-treesitter/nvim-treesitter', { 'do': ':TSUpdate' })
+      " }}}
+    endif
+  endif
   call s:plug('stevearc/vim-arduino')
-  call s:plug('xiyaowong/coc-nvim-lua')
   call s:plug('luke-gru/vim-riml')
   call s:plug('bhurlow/vim-parinfer')
   call s:plug('vim-scripts/newlisp')
-  if has('unix')
-    call s:plug('nvim-neorg/neorg', { 'branch': 'unstable' }) " dependencies {{{
-      call s:plug('nvim-treesitter/nvim-treesitter', { 'do': ':TSUpdate' })
-    " }}}
-  endif
   call s:plug('noahfrederick/vim-laravel') " dependencies {{{
     call s:plug('noahfrederick/vim-composer')
     call s:plug('tpope/vim-projectionist')
     call s:plug('tpope/vim-dispatch')
   " }}}
-
 " }}}
 
 " Misc {{{
-  call s:plug('junegunn/vader.vim')
-  call s:plug('andweeb/presence.nvim')
-  call s:plug('wakatime/vim-wakatime')
-  if has('nvim-0.6.0')
-    call s:plug('github/copilot.vim')
+  if has('nvim')
+    call s:plug('andweeb/presence.nvim')
+    if has('nvim-0.6.0')
+      call s:plug('github/copilot.vim')
+    endif
   endif
+  call s:plug('junegunn/vader.vim')
+  call s:plug('wakatime/vim-wakatime')
 " }}}

nvim/init.vim

@@ -6,4 +6,20 @@ let g:vim_ide = 1
 let g:dotfiles_rainbow_indent_opacity = 0.5
 
 source <sfile>:p:h/../dmitmel-dotfiles/nvim/init.vim
-luafile <sfile>:p:h/init.lua
+
+if has('nvim')
+  luafile <sfile>:p:h/init.lua
+else
+  set termguicolors
+endif
+
+" Arrow key fix kanged from <https://vim.fandom.com/wiki/Fix_arrow_keys_that_display_A_B_C_D_on_remote_shell#Solution_21> {{{
+  if g:HELP_MY_ARROW_KEYS_ARE_BROKEN
+    " the following simply creates an ambiguous mapping so vim fully
+    " processes the escape sequence for terminal keys, see 'ttimeout' for a
+    " rough explanation, this just forces it to work
+    if &term[:4] == "xterm" || &term[:5] == 'screen' || &term[:3] == 'rxvt'
+      inoremap <silent> <C-[>OC <RIGHT>
+    endif
+  endif
+" }}}