modules/nu: init (#477)

* modules/languages: add nu

* configuration: enable nu for maximal

* flake.lock: update nixpkgs

* languages/nu: TS parser is now in nixpkgs

* docs: added changelog entry for nu

* modules/plugins/languages/nu.nix: applying suggested change for option ordering

Co-authored-by: raf <raf@notashelf.dev>

* configuration.nix: don't enable nu on maximal

* modules/nu: removed useless comments

* languages/nu: cleaning up after removing formatter code

* modules/plugins/languages/nu.nix: better attrs ordering

Co-authored-by: raf <raf@notashelf.dev>

---------

Co-authored-by: diniamo <diniamo53@gmail.com>
Co-authored-by: raf <raf@notashelf.dev>

configuration.nix

@@ -76,6 +76,7 @@ isMaximal: {
       csharp.enable = isMaximal;
       julia.enable = isMaximal;
       vala.enable = isMaximal;
+      nu.enable = false;
     };
 
     visuals = {

docs/release-notes/rl-0.7.md

@@ -315,6 +315,7 @@ To migrate to `nixfmt`, simply change `vim.languages.nix.format.type` to
   the Typst language module.
 - Add LSP and Treesitter support for Assembly under `vim.languages.assembly`
 - Move [which-key](https://github.com/folke/which-key.nvim) to the new spec
+- Add LSP and Treesitter support for Nushell under `vim.languages.nu`
 
 [Bloxx12](https://github.com/Bloxx12)
 

flake.lock

@@ -98,11 +98,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1730958623,
+        "lastModified": 1732617236,
-        "narHash": "sha256-JwQZIGSYnRNOgDDoIgqKITrPVil+RMWHsZH1eE1VGN0=",
+        "narHash": "sha256-PYkz6U0bSEaEB1al7O1XsqVNeSNS+s3NVclJw7YC43w=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "85f7e662eda4fa3a995556527c87b2524b691933",
+        "rev": "af51545ec9a44eadf3fe3547610a5cdd882bc34e",
         "type": "github"
       },
       "original": {

modules/plugins/languages/default.nix

@@ -33,6 +33,7 @@ in {
     ./zig.nix
     ./csharp.nix
     ./julia.nix
+    ./nu.nix
   ];
 
   options.vim.languages = {

modules/plugins/languages/nu.nix

@@ -0,0 +1,70 @@
+{
+  lib,
+  pkgs,
+  config,
+  ...
+}: let
+  inherit (lib.options) mkEnableOption mkOption;
+  inherit (lib.types) str either package listOf;
+  inherit (lib.modules) mkIf mkMerge;
+  inherit (lib.nvim.lua) expToLua;
+  inherit (lib.nvim.types) mkGrammarOption;
+  inherit (builtins) isList;
+
+  defaultServer = "nushell";
+  servers = {
+    nushell = {
+      package = pkgs.nushell;
+      lspConfig = ''
+        lspconfig.nushell.setup{
+          capabilities = capabilities,
+          on_attach = default_on_attach,
+          cmd = ${
+          if isList cfg.lsp.package
+          then expToLua cfg.lsp.package
+          else ''{"${cfg.lsp.package}/bin/nu", "--no-config-file", "--lsp"}''
+        }
+        }
+      '';
+    };
+  };
+
+  cfg = config.vim.languages.nu;
+in {
+  options.vim.languages.nu = {
+    enable = mkEnableOption "Nu language support";
+
+    treesitter = {
+      enable = mkEnableOption "Nu treesitter" // {default = config.vim.languages.enableTreesitter;};
+      package = mkGrammarOption pkgs "nu";
+    };
+
+    lsp = {
+      enable = mkEnableOption "Nu LSP support" // {default = config.vim.languages.enableLSP;};
+      server = mkOption {
+        type = str;
+        default = defaultServer;
+        description = "Nu LSP server to use";
+      };
+
+      package = mkOption {
+        type = either package (listOf str);
+        default = servers.${cfg.lsp.server}.package;
+        example = ''[(lib.getExe pkgs.nushell) "--lsp"]'';
+        description = "Nu LSP server package, or the command to run as a list of strings";
+      };
+    };
+  };
+
+  config = mkIf cfg.enable (mkMerge [
+    (mkIf cfg.treesitter.enable {
+      vim.treesitter.enable = true;
+      vim.treesitter.grammars = [cfg.treesitter.package];
+    })
+
+    (mkIf cfg.lsp.enable {
+      vim.lsp.lspconfig.enable = true;
+      vim.lsp.lspconfig.sources.nu-lsp = servers.${cfg.lsp.server}.lspConfig;
+    })
+  ]);
+}