feat(nvf): make autocomplete not show up in comments

users/modules/programs/nvf/input.nix

@@ -10,13 +10,13 @@
         enable = true;
         friendly-snippets.enable = true;
         setupOpts = {
-          # Disable completion for markdown
           enabled =
             lib.generators.mkLuaInline
             /*
             lua
             */
             ''
+              --- Disable completion for markdown
               function()
                 return not vim.tbl_contains({"markdown"}, vim.bo.filetype)
                   and vim.bo.buftype ~= "prompt"
@@ -28,6 +28,33 @@
             sources = null;
             completion.menu.auto_show = false;
           };
+          completion.menu.auto_show =
+            lib.generators.mkLuaInline
+            /*
+            lua
+            */
+            ''
+              function(ctx)
+                --- Get the cursor position from the current window
+                local row, column = unpack(vim.api.nvim_win_get_cursor(0))
+                --- Get the current row (1 is Neovim API giving us 1-based indexing)
+                --- Get the current column but don't return negative numbers
+                --- ignore_injections are to ignore embedded code
+                --- success is the result, node is the syntax node object
+                local success, node = pcall(vim.treesitter.get_node, {
+                  pos = {row - 1, math.max(0, column - 1)},
+                  ignore_injections = false
+                })
+                --- Types of nodes to ignore
+                local reject = {"comment", "line_comment", "block_comment", "string_start", "string_content", "string_end" }
+                --- If the node type is in the reject table, don't show the completion
+                if success and node and vim.tbl_contains(reject, node:type()) then
+                  return false;
+                end
+                -- whatever other logic you want beyond this
+                return true
+              end
+            '';
           # menu.auto_show = false;
           completion.documentation.auto_show_delay_ms = 0;
           signature.enabled = true;