add keymap to toggle comment in insert mode

config/nvim/lua/user/remaps.lua

@@ -29,6 +29,8 @@ vmap("J", ":m '>+1<CR>gv=gv")
 vmap("<", "<gv")
 vmap(">", ">gv")
 
+vim.cmd("imap <C-_> <ESC>gccA")
+
 -- Terminal
 tmap("<ESC>", "<C-\\><C-n>")
 nmap("Th", ":lua require('user.utils').open_terminal()<CR>")

config/nvim/lua/user/utils.lua

@@ -28,6 +28,12 @@ M.tmap = function(shortcut, command, opts)
   map("t", shortcut, command, opts)
 end
 
+M.imap = function(shortcut, command, opts)
+  opts = opts or {}
+
+  map("i", shortcut, command, opts)
+end
+
 M.list_includes_item = function(list, item)
   for _, value in pairs(list) do
     if value == item then