plugins/treesitter: move to by-name

tests/test-sources/plugins/by-name/treesitter/combine-plugins.nix

@@ -0,0 +1,37 @@
+{ pkgs, ... }:
+{
+  combine-plugins = {
+    performance.combinePlugins.enable = true;
+
+    plugins.treesitter = {
+      enable = true;
+
+      # Exclude nixvim injections for test to pass
+      nixvimInjections = false;
+    };
+
+    extraConfigLuaPost = ''
+      -- Ensure that queries from nvim-treesitter are first in rtp
+      local queries_path = "${pkgs.vimPlugins.nvim-treesitter}/queries"
+      for name, type in vim.fs.dir(queries_path, {depth = 10}) do
+        if type == "file" then
+          -- Resolve all symlinks and compare nvim-treesitter's path with
+          -- whatever we've got from runtime
+          local nvim_treesitter_path = assert(vim.uv.fs_realpath(vim.fs.joinpath(queries_path, name)))
+          local rtp_path = assert(
+            vim.uv.fs_realpath(vim.api.nvim_get_runtime_file("queries/" .. name, false)[1]),
+            name .. " not found in runtime"
+          )
+          assert(
+            nvim_treesitter_path == rtp_path,
+            string.format(
+              "%s from rtp (%s) is not the same as from nvim-treesitter (%s)",
+              name,
+              rtp_path, nvim_treesitter_path
+            )
+          )
+        end
+      end
+    '';
+  };
+}

tests/test-sources/plugins/by-name/treesitter/default.nix

@@ -0,0 +1,137 @@
+{ pkgs, ... }:
+{
+  default = {
+    plugins.treesitter = {
+      enable = true;
+
+      settings = {
+        auto_install = false;
+        ensure_installed = [ ];
+        ignore_install = [ ];
+        # NOTE: This is our default, not the plugin's
+        parser_install_dir.__raw = "vim.fs.joinpath(vim.fn.stdpath('data'), 'site')";
+
+        sync_install = false;
+
+        highlight = {
+          additional_vim_regex_highlighting = false;
+          enable = false;
+          custom_captures = { };
+          disable = null;
+        };
+
+        incremental_selection = {
+          enable = false;
+          keymaps = {
+            init_selection = "gnn";
+            node_incremental = "grn";
+            scope_incremental = "grc";
+            node_decremental = "grm";
+          };
+        };
+
+        indent = {
+          enable = false;
+        };
+      };
+    };
+  };
+
+  empty = {
+    plugins.treesitter.enable = true;
+  };
+
+  empty-grammar-packages = {
+    plugins.treesitter = {
+      enable = true;
+
+      grammarPackages = [ ];
+    };
+  };
+
+  highlight-disable-function = {
+    plugins.treesitter = {
+      enable = true;
+
+      settings = {
+        highlight = {
+          enable = true;
+          disable = ''
+            function(lang, bufnr)
+              return api.nvim_buf_line_count(bufnr) > 50000
+            end
+          '';
+        };
+      };
+    };
+  };
+
+  nixvim-injections = {
+    plugins.treesitter = {
+      enable = true;
+      nixvimInjections = true;
+
+      languageRegister = {
+        cpp = "onelab";
+        python = [
+          "foo"
+          "bar"
+        ];
+      };
+    };
+  };
+
+  no-nix = {
+    # TODO: See if we can build parsers (legacy way)
+    test.runNvim = false;
+    plugins.treesitter = {
+      enable = true;
+      nixGrammars = false;
+    };
+  };
+
+  specific-grammars = {
+    plugins.treesitter = {
+      enable = true;
+
+      grammarPackages = with pkgs.vimPlugins.nvim-treesitter.builtGrammars; [
+        bash
+        git_config
+        git_rebase
+        gitattributes
+        gitcommit
+        gitignore
+        json
+        jsonc
+        lua
+        make
+        markdown
+        meson
+        ninja
+        nix
+        readline
+        regex
+        ssh-config
+        toml
+        vim
+        vimdoc
+        xml
+        yaml
+      ];
+    };
+  };
+
+  disable-init-selection = {
+    plugins.treesitter = {
+      enable = true;
+
+      settings = {
+        incremental_selection = {
+          enable = true;
+
+          keymaps.init_selection = false;
+        };
+      };
+    };
+  };
+}