languages/csharp: add roslyn-ls support

It adds roslyn-ls configuration and roslyn-nvim plugin

docs/release-notes/rl-0.8.md

@@ -520,3 +520,9 @@
 [JudahZF](https://github.com/JudahZF):
 
 - Added gitFiles mapping option to telescope
+
+[CaueAnjos](https://github.com/CaueAnjos):
+
+[roslyn-nvim]: https://github.com/seblyng/roslyn.nvim
+
+- Add roslyn-ls with [roslyn-nvim] as available `lsp.server` option for the C# language.

modules/plugins/languages/csharp.nix

@@ -72,11 +72,41 @@
         }
       '';
     };
+
+    roslyn-ls = {
+      package = pkgs.roslyn-ls;
+      internalFormatter = true;
+      lspConfig = ''
+          vim.env.PATH = vim.env.PATH .. ":${cfg.lsp.package}/lib/roslyn-ls/"
+
+          local uv = vim.uv
+          local fs = vim.fs
+
+          vim.lsp.config("roslyn", {
+              cmd = ${
+          if isList cfg.lsp.package
+          then expToLua cfg.lsp.package
+          else ''
+            {
+              "dotnet",
+              "${cfg.lsp.package}/lib/roslyn-ls/Microsoft.CodeAnalysis.LanguageServer.dll",
+              "--logLevel",
+              "Information",
+              "--extensionLogDirectory",
+              fs.joinpath(uv.os_tmpdir(), "roslyn_ls/logs"),
+              "--stdio",
+            }
+          ''
+        }
+        })
+      '';
+    };
   };
 
   extraServerPlugins = {
     omnisharp = ["omnisharp-extended-lsp-nvim"];
     csharp_ls = ["csharpls-extended-lsp-nvim"];
+    roslyn-ls = ["roslyn-nvim"];
   };
 
   cfg = config.vim.languages.csharp;
@@ -86,8 +116,9 @@ in {
       enable = mkEnableOption "C# language support";
 
       treesitter = {
-        enable = mkEnableOption "C# treesitter" // {default = config.vim.languages.enableTreesitter;};
-        package = mkGrammarOption pkgs "c-sharp";
+        enable = mkEnableOption "C#/razor treesitter" // {default = config.vim.languages.enableTreesitter;};
+        csPackage = mkGrammarOption pkgs "c-sharp";
+        razorPackage = mkGrammarOption pkgs "razor";
       };
 
       lsp = {
@@ -110,7 +141,7 @@ in {
   config = mkIf cfg.enable (mkMerge [
     (mkIf cfg.treesitter.enable {
       vim.treesitter.enable = true;
-      vim.treesitter.grammars = [cfg.treesitter.package];
+      vim.treesitter.grammars = [cfg.treesitter.csPackage cfg.treesitter.razorPackage];
     })
 
     (mkIf cfg.lsp.enable {

npins/sources.json

@@ -2299,6 +2299,19 @@
       "url": "https://github.com/rose-pine/neovim/archive/72a04c4065345b51b56aed4859ea1d884f734097.tar.gz",
       "hash": "144jffddwf727w4yqbikv2f46cny8r9z8mpkbc5ngzail5ldj0q8"
     },
+    "roslyn-nvim": {
+      "type": "Git",
+      "repository": {
+        "type": "GitHub",
+        "owner": "seblyng",
+        "repo": "roslyn.nvim"
+      },
+      "branch": "main",
+      "submodules": false,
+      "revision": "1ebc9393d3e577d9f68102f14d98b2e4e7f15644",
+      "url": "https://github.com/seblyng/roslyn.nvim/archive/1ebc9393d3e577d9f68102f14d98b2e4e7f15644.tar.gz",
+      "hash": "0jbgxyrv59pf2n4xy821vcbwiahi4nal642nrpiwymzwya355adh"
+    },
     "rtp-nvim": {
       "type": "Git",
       "repository": {