autocommand: move ftplugin to autocommands

ftplugin/tex.lua

@@ -1,10 +0,0 @@
--- vimtex configuration
-vim.g.vimtex_view_method = 'zathura'
-vim.g.maplocalleader =  ' '
--- Legacy shortcut from my vim-latexsuite days
-vim.api.nvim_set_keymap("n", "<Leader>ls", ":VimtexView<CR>", {noremap = true, silent = true, desc = 'View [L]atex Document'})
-
-vim.o.foldmethod = 'expr'
-vim.o.foldexpr='vimtex#fold#level(v:lnum)'
-vim.o.foldtext='vimtex#fold#text()'
-vim.o.spell = true

lua/autocommands.lua

@@ -46,3 +46,23 @@ vim.api.nvim_create_autocmd({"OptionSet"}, {
     end
   end
 })
+
+-- LaTeX configuration
+local texgroup = vim.api.nvim_create_augroup("latex", { clear = true })
+
+vim.api.nvim_create_autocmd("FileType", {
+  pattern = {"latex"},
+  group = texgroup,
+  callback = function()
+    -- vimtex configuration
+    vim.g.vimtex_view_method = 'zathura'
+    vim.g.maplocalleader =  ' '
+    -- Legacy shortcut from my vim-latexsuite days
+    vim.api.nvim_set_keymap("n", "<Leader>ls", ":VimtexView<CR>", {noremap = true, silent = true, desc = 'View [L]atex Document'})
+
+    vim.o.foldmethod = 'expr'
+    vim.o.foldexpr='vimtex#fold#level(v:lnum)'
+    vim.o.foldtext='vimtex#fold#text()'
+    vim.o.spell = true
+  end,
+})