set checks on individual languages

modules/common/neovim/config/lsp.nix

@@ -1,10 +1,11 @@
 { pkgs, lib, config, dsl, ... }: {
 
   # Terraform optional because non-free
-  options.terraform = lib.mkEnableOption "Whether to enable Terraform LSP";
   options.github = lib.mkEnableOption "Whether to enable GitHub features";
   options.kubernetes =
     lib.mkEnableOption "Whether to enable Kubernetes features";
+  options.python = lib.mkEnableOption "Whether to enable Python LSP";
+  options.terraform = lib.mkEnableOption "Whether to enable Terraform LSP";
 
   config =
 
@@ -18,6 +19,12 @@
       '' else
         "";
 
+      pythonFormat = if config.python then ''
+        require("null-ls").builtins.formatting.black.with({ command = "${pkgs.black}/bin/black" }),
+        require("null-ls").builtins.diagnostics.ruff.with({ command = "${pkgs.ruff}/bin/ruff" }),
+      '' else
+        "";
+
     in {
       plugins = [
         pkgs.vimPlugins.nvim-lspconfig
@@ -41,7 +48,11 @@
       };
 
       use.lspconfig.pyright.setup = dsl.callWith {
-        cmd = [ "${pkgs.pyright}/bin/pyright-langserver" "--stdio" ];
+        cmd = if config.python then [
+          "${pkgs.pyright}/bin/pyright-langserver"
+          "--stdio"
+        ] else
+          [ "echo" ];
       };
 
       use.lspconfig.terraformls.setup = dsl.callWith {
@@ -70,8 +81,6 @@
         require("null-ls").setup({
             sources = {
                 require("null-ls").builtins.formatting.stylua.with({ command = "${pkgs.stylua}/bin/stylua" }),
-                require("null-ls").builtins.formatting.black.with({ command = "${pkgs.black}/bin/black" }),
-                require("null-ls").builtins.diagnostics.ruff.with({ command = "${pkgs.ruff}/bin/ruff" }),
                 require("null-ls").builtins.formatting.fish_indent.with({ command = "${pkgs.fish}/bin/fish_indent" }),
                 require("null-ls").builtins.formatting.nixfmt.with({ command = "${pkgs.nixfmt}/bin/nixfmt" }),
                 require("null-ls").builtins.formatting.rustfmt.with({ command = "${pkgs.rustfmt}/bin/rustfmt" }),
@@ -80,6 +89,7 @@
                     command = "${pkgs.shfmt}/bin/shfmt",
                     extra_args = { "-i", "4", "-ci" },
                 }),
+                ${pythonFormat}
                 ${terraformFormat}
             },
 

modules/common/neovim/config/syntax.nix

@@ -1,12 +1,12 @@
-{ pkgs, lib, ... }: {
+{ pkgs, lib, config, ... }: {
 
   plugins = [
     (pkgs.vimPlugins.nvim-treesitter.withPlugins (_plugins:
-      with pkgs.tree-sitter-grammars; [
+      with pkgs.tree-sitter-grammars;
+      [
         tree-sitter-bash
         tree-sitter-c
         tree-sitter-fish
-        tree-sitter-hcl
         tree-sitter-ini
         tree-sitter-json
         tree-sitter-lua
@@ -14,16 +14,15 @@
         tree-sitter-markdown-inline
         tree-sitter-nix
         tree-sitter-puppet
-        tree-sitter-python
         tree-sitter-rasi
         tree-sitter-toml
         tree-sitter-vimdoc
         tree-sitter-yaml
-      ]))
+      ] ++ (if config.python.enable then [ tree-sitter-python ] else [ ])
+      ++ (if config.terraform.enable then [ tree-sitter-hcl ] else [ ])))
     pkgs.vimPlugins.vim-matchup # Better % jumping in languages
     pkgs.vimPlugins.playground # Tree-sitter experimenting
     pkgs.vimPlugins.nginx-vim
-    pkgs.vimPlugins.vim-helm
     pkgs.baleia-nvim # Clean ANSI from kitty scrollback
     # pkgs.hmts-nvim # Tree-sitter injections for home-manager
     (pkgs.vimUtils.buildVimPlugin {
@@ -31,7 +30,7 @@
       version = "0.1";
       src = ../plugin;
     })
-  ];
+  ] ++ (if config.kubernetes.enable then [ pkgs.vimPlugins.vim-helm ] else [ ]);
 
   setup."nvim-treesitter.configs" = {
     highlight = { enable = true; };

modules/common/neovim/default.nix

@@ -5,9 +5,11 @@ let
   neovim = import ./package {
     inherit pkgs;
     colors = config.theme.colors;
-    terraform = config.terraform.enable;
+    c = config.c.enable;
     github = true;
     kubernetes = config.kubernetes.enable;
+    python = config.python.enable;
+    terraform = config.terraform.enable;
   };
 
 in {

modules/common/programming/c.nix

@@ -0,0 +1 @@
+{ lib, ... }: { options.c.enable = lib.mkEnableOption "C language tools."; }