modules/nvim: Update to the newest tree-sitter version

This includes quite a big collection of breaking changes, and as I can't
have the same plugin twice in the `buildEnv` scope, some plugins (e.g.
neorg and femacro) needed to be deactivated.

4 files changed, 19 insertions, 37 deletions

diff --git a/modules/by-name/nv/nvim/plgs/femaco/default.nix b/modules/by-name/nv/nvim/plgs/femaco/default.nix
index 0388844a..eac6b393 100644
--- a/modules/by-name/nv/nvim/plgs/femaco/default.nix
+++ b/modules/by-name/nv/nvim/plgs/femaco/default.nix
@@ -14,7 +14,8 @@
 }: let
   cfg = config.soispha.programs.nvim;
 in {
-  home-manager.users.soispha.programs.nixvim = lib.mkIf cfg.enable {
+  # TODO: Re-active this plugin, when it does no longer depend on `treesitter-legacy` <2026-01-18>
+  home-manager.users.soispha.programs.nixvim = lib.mkIf false {
     plugins.femaco = {
       enable = true;
     };
diff --git a/modules/by-name/nv/nvim/plgs/neorg/default.nix b/modules/by-name/nv/nvim/plgs/neorg/default.nix
index ea451d3a..5ed87f0e 100644
--- a/modules/by-name/nv/nvim/plgs/neorg/default.nix
+++ b/modules/by-name/nv/nvim/plgs/neorg/default.nix
@@ -14,7 +14,9 @@
 }: let
   cfg = config.soispha.programs.nvim;
 in {
-  home-manager.users.soispha.programs.nixvim = lib.mkIf cfg.enable {
+  # TODO: Re-active, whence neorg actually builds with all the treesitter grammars
+  # activated <2026-01-18>
+  home-manager.users.soispha.programs.nixvim = lib.mkIf false {
     extraFiles = {
       "ftplugin/norg.lua".text = ''
         ${lib.strings.fileContents ./key_mappings.lua}
diff --git a/modules/by-name/nv/nvim/plgs/treesitter/default.nix b/modules/by-name/nv/nvim/plgs/treesitter/default.nix
index ed1499f8..ae4cc173 100644
--- a/modules/by-name/nv/nvim/plgs/treesitter/default.nix
+++ b/modules/by-name/nv/nvim/plgs/treesitter/default.nix
@@ -26,45 +26,23 @@ in {
     plugins.treesitter = {
       enable = true;
 
+      highlight.enable = true;
+      indent.enable = true;
+      folding.enable = true;
+
       # inject nixvim specific highlighting (eg in extraConfigLua).
       nixvimInjections = true;
 
-      nixGrammars = true;
-      grammarPackages =
-        # Append the `tree-sitter-yts` grammar to all the other grammars.
-        # TODO: Find a better way to do this. <2024-11-08>
-        config.home-manager.users.soispha.programs.nixvim.plugins.treesitter.package.passthru.allGrammars
-        ++ [pkgs.tree-sitter-yts];
-
-      settings = {
-        auto_install = false;
-        ensureInstalled = "all";
-        indent.enable = true;
-        disabledLanguages = [];
+      grammarPackages = pkgs.vimPlugins.nvim-treesitter.allGrammars ++ [pkgs.tree-sitter-yts];
 
-        highlight = {
-          enable = true;
-          disable = [];
+      # Register the parser to filetype
+      languageRegister.yts = "yts";
+    };
 
-          #  Setting this to true will run `:h syntax` and tree-sitter at the same time.
-          #  Set this to `true` if you depend on 'syntax' being enabled (like for indentation).
-          #  Using this option may slow down your editor; and you may see some duplicate highlights.
-          #  Instead of true it can also be a list of languages
-          additionalVimRegexHighlighting = [];
-        };
+    # TODO: Is that necessary? <2026-01-18>
+    # extraPlugins = [pkgs.tree-sitter-yts];
 
-        incrementalSelection = {
-          enable = true;
-          keymaps = {
-            # TODO: include these in the which-key description
-            initSelection = "gnn"; #  set to `false` to disable one of the mappings
-            nodeIncremental = "grn";
-            scopeIncremental = "grc";
-            nodeDecremental = "grm";
-          };
-        };
-      };
-    };
+    # TODO: Remove this by moving the queries in the package to `queries/<lang>/...`' <2026-01-18>
     extraFiles = {
       "queries/yts/highlights.scm".text = ''
         ${lib.strings.fileContents "${pkgs.tree-sitter-yts}/queries/highlights.scm"}
diff --git a/modules/by-name/nv/nvim/plgs/vim-tex/default.nix b/modules/by-name/nv/nvim/plgs/vim-tex/default.nix
index 9ee657c3..71422f94 100644
--- a/modules/by-name/nv/nvim/plgs/vim-tex/default.nix
+++ b/modules/by-name/nv/nvim/plgs/vim-tex/default.nix
@@ -14,11 +14,12 @@
 }: let
   cfg = config.soispha.programs.nvim;
 in {
-  home-manager.users.soispha.programs.nixvim = lib.mkIf cfg.enable {
+  # TODO: Do I still need this module at all? <2026-01-18>
+  home-manager.users.soispha.programs.nixvim = lib.mkIf false {
     opts.conceallevel = 0;
 
     plugins.vimtex = {
-      enable = false;
+      enable = true;
       settings = {
         view_method = "zathura";
         quickfix_mode = -1;