ref(nvim): isolated autocmds

.config/nvim/lua/autocmds.lua

@@ -0,0 +1,60 @@
+local api = vim.api
+local opt = vim.opt
+local map = vim.keymap.set
+
+vim.filetype.add({ extension = { typ = "typst" } })
+vim.filetype.add({ extension = { skel = "skel", sk = "skel" } })
+
+api.nvim_create_autocmd("TextYankPost", {
+    pattern = "*",
+    callback = function() vim.highlight.on_yank() end,
+})
+
+opt.listchars = {
+    tab   = " ",
+    trail = "␣",
+}
+opt.list = true
+
+api.nvim_create_autocmd("FileType", {
+    pattern = { "markdown", "tex", "typst" },
+    callback = function()
+        vim.opt_local.shiftwidth = 4
+        vim.opt_local.tabstop = 4
+        vim.cmd("setlocal wrap")
+    end,
+})
+
+api.nvim_create_autocmd("FileType", {
+    pattern = "rust",
+    callback = function() vim.cmd("setlocal iskeyword+=&") end,
+})
+
+api.nvim_create_autocmd("FileType", {
+    pattern = "fish",
+    callback = function() vim.cmd("setlocal iskeyword+=$") end,
+})
+
+api.nvim_create_autocmd("Filetype", {
+    pattern  = "skel",
+    callback = function()
+        vim.bo.commentstring = "(* %s *)"
+        map('n', '<leader>f',
+            function()
+                vim.cmd(":w")
+                vim.cmd([[silent exec "!necroprint % -o %"]])
+                vim.cmd(":e")
+            end,
+            { buffer = true })
+    end,
+})
+
+-- Using `sudoedit` would create gibberish extension names,
+-- detection using extension would hence not work.
+api.nvim_create_autocmd("BufEnter", {
+    pattern  = { "*Caddyfile*" },
+    callback = function()
+        vim.opt_local.filetype = "Caddy"
+        vim.bo.commentstring   = "# %s"
+    end,
+})