docs/release-notes/rl-0.7.md

@@ -292,7 +292,6 @@ To migrate to `nixfmt`, simply change `vim.languages.nix.format.type` to
 - Add LSP, diagnostics, formatter and Treesitter support for Kotlin under
   `vim.languages.kotlin`
 - changed default keybinds for leap.nvim to avoid altering expected behavior
-- Add LSP, formatter and Treesitter support for Vala under `vim.languages.vala`
 
 [Bloxx12](https://github.com/Bloxx12)
 

modules/plugins/languages/vala.nix

@@ -6,10 +6,12 @@
 }: let
   inherit (builtins) attrNames;
   inherit (lib.options) mkEnableOption mkOption;
+  inherit (lib.meta) getExe;
+  inherit (lib.nvim.languages) diagnosticsToLua;
   inherit (lib.modules) mkIf mkMerge;
   inherit (lib.lists) isList;
   inherit (lib.types) enum either listOf package str;
-  inherit (lib.nvim.types) mkGrammarOption;
+  inherit (lib.nvim.types) mkGrammarOption diagnostics;
   inherit (lib.nvim.lua) expToLua;
 
   cfg = config.vim.languages.vala;
@@ -17,15 +19,8 @@
   defaultServer = "vala_ls";
   servers = {
     vala_ls = {
-      package = pkgs.symlinkJoin {
-        name = "vala-language-server-wrapper";
-        paths = [pkgs.vala-language-server];
-        buildInputs = [pkgs.makeBinaryWrapper];
-        postBuild = ''
-          wrapProgram $out/bin/vala-language-server \
-            --prefix PATH : ${pkgs.uncrustify}/bin
-        '';
-      };
+      package = pkgs.vala-language-server;
+      runtimeInputs = pkgs.uncrustify;
       internalFormatter = true;
       lspConfig = ''
         lspconfig.vala_ls.setup {
@@ -40,6 +35,21 @@
       '';
     };
   };
+
+  defaultDiagnosticsProvider = ["vala-lint"];
+  diagnosticsProviders = {
+    vala-lint = {
+      package = pkgs.vala-lint;
+      nullConfig = pkg: ''
+        table.insert(
+          ls_sources,
+          null_ls.builtins.diagnostics.vala_lint.with({
+            command = "${getExe pkg}",
+          })
+        )
+      '';
+    };
+  };
 in {
   options.vim.languages.vala = {
     enable = mkEnableOption "Vala language support";
@@ -59,10 +69,20 @@ in {
 
       package = mkOption {
         description = "Vala LSP server package, or the command to run as a list of strings";
+        example = ''[lib.getExe pkgs.vala-language-server]'';
         type = either package (listOf str);
         default = servers.${cfg.lsp.server}.package;
       };
     };
+
+    extraDiagnostics = {
+      enable = mkEnableOption "extra Vala diagnostics" // {default = config.vim.languages.enableExtraDiagnostics;};
+      types = diagnostics {
+        langDesc = "Vala";
+        inherit diagnosticsProviders;
+        inherit defaultDiagnosticsProvider;
+      };
+    };
   };
 
   config = mkIf cfg.enable (mkMerge [
@@ -71,6 +91,15 @@ in {
       vim.treesitter.grammars = [cfg.treesitter.package];
     })
 
+    (mkIf cfg.extraDiagnostics.enable {
+      vim.lsp.null-ls.enable = true;
+      vim.lsp.null-ls.sources = diagnosticsToLua {
+        lang = "Vala";
+        config = cfg.extraDiagnostics.types;
+        inherit diagnosticsProviders;
+      };
+    })
+
     (mkIf cfg.lsp.enable {
       vim.lsp.lspconfig.enable = true;
       vim.lsp.lspconfig.sources.vala_ls = servers.${cfg.lsp.server}.lspConfig;