add notes

doc/notes.txt

@@ -0,0 +1,5 @@
+NOTES
+
+:g/^$/d delete empty lines
+:v/\w\+/d (skip lines with one or more words) delete empty lines
+!column -t column format

lua/custom/plugins/cmp.lua

@@ -55,10 +55,10 @@ return {
         ['<C-f>'] = cmp.mapping.scroll_docs(4),
 
         ['<C-j>'] = cmp.mapping(function(fallback)
-          if luasnip.expand_or_locally_jumpable() then
-            luasnip.expand_or_jump()
-          elseif cmp.visible() then
+          if cmp.visible() then
             cmp.confirm { select = true }
+          elseif luasnip.expand_or_locally_jumpable() then
+            luasnip.expand_or_jump()
           else
             cmp.complete()
           end

lua/myconfigs.lua

@@ -59,3 +59,5 @@ function _G.toggle_diagnostics()
 end
 
 vim.api.nvim_set_keymap('n', '<leader>uv', ':call v:lua.toggle_diagnostics()<CR>', { noremap = true, silent = true, desc = 'Toggle diagnostic text' })
+
+vim.api.nvim_create_user_command('Notes', 'edit' .. vim.fn.stdpath 'config' .. '/doc/notes.txt', {})