Inlay hints Toggle + lsp support

.github/workflows/update.yml

@@ -17,7 +17,7 @@ jobs:
           nix_path: nixpkgs=channel:nixos-unstable
 
       - name: Install Nix Linting and Formatting Tools
-        run: nix-env -i statix nixpkgs-fmt -f '<nixpkgs>'
+        run: nix-env -i statix alejandra -f '<nixpkgs>'
 
       - name: Flake update
         run: nix flake update

config/keymaps.nix

@@ -517,13 +517,10 @@
           end
         end
 
-    if vim.lsp.inlay_hint then
-      vim.keymap.set(
-      "n",
-      "<leader>uh",
-      function() vim.lsp.inlay_hiny(0, nil) end,
-      { desc = "Toggle inlay hints" }
-      )
-    end
+       if vim.lsp.inlay_hint then
+         vim.keymap.set('n', '<leader>uh', function()
+           vim.lsp.inlay_hint(0, nil)
+         end, { desc = 'Toggle Inlay Hints' })
+       end
   '';
 }

config/languages/typescript-tools-nvim.nix

@@ -1,6 +1,29 @@
 {
   plugins.typescript-tools = {
     enable = true;
+    onAttach = ''
+      function(client, bufnr)
+        client.server_capabilities.documentFormattingProvider = false
+        client.server_capabilities.documentRangeFormattingProvider = false
+
+        if vim.lsp.inlay_hint then
+          vim.lsp.inlay_hint(bufnr, true)
+        end
+      end
+    '';
+    settings = {
+      tsserverFilePreferences = {
+        # Inlay Hints
+        includeInlayParameterNameHints = "all";
+        includeInlayParameterNameHintsWhenArgumentMatchesName = true;
+        includeInlayFunctionParameterTypeHints = true;
+        includeInlayVariableTypeHints = true;
+        includeInlayVariableTypeHintsWhenTypeMatchesName = true;
+        includeInlayPropertyDeclarationTypeHints = true;
+        includeInlayFunctionLikeReturnTypeHints = true;
+        includeInlayEnumMemberValueHints = true;
+      };
+    };
   };
 
   keymaps = [

config/lsp/lsp.nix

@@ -7,7 +7,7 @@
       enable = true;
       capabilities = "offsetEncoding =  'utf-16'";
       servers = {
-        clangd = { enable = true; };
+        clangd = {enable = true;};
         lua-ls = {
           enable = true;
           extraOptions = {
@@ -19,18 +19,45 @@
                 telemetry = {
                   enabled = false;
                 };
+                hint = {enable = true;};
               };
             };
           };
         };
-        nil_ls = { enable = true; };
+        nil_ls = {enable = true;};
         tsserver = {
           enable = false;
-          filetypes = [ "javascript" "javascriptreact" "typescript" "typescriptreact" ];
+          filetypes = ["javascript" "javascriptreact" "typescript" "typescriptreact"];
+          extraOptions = {
+            settings = {
+              javascript = {
+                inlayHints = {
+                  includeInlayEnumMemberValueHints = true;
+                  includeInlayFunctionLikeReturnTypeHints = true;
+                  includeInlayFunctionParameterTypeHints = true;
+                  includeInlayParameterNameHints = "all";
+                  includeInlayParameterNameHintsWhenArgumentMatchesName = true;
+                  includeInlayPropertyDeclarationTypeHints = true;
+                  includeInlayVariableTypeHints = true;
+                };
+              };
+              typescript = {
+                inlayHints = {
+                  includeInlayEnumMemberValueHints = true;
+                  includeInlayFunctionLikeReturnTypeHints = true;
+                  includeInlayFunctionParameterTypeHints = true;
+                  includeInlayParameterNameHints = "all";
+                  includeInlayParameterNameHintsWhenArgumentMatchesName = true;
+                  includeInlayPropertyDeclarationTypeHints = true;
+                  includeInlayVariableTypeHints = true;
+                };
+              };
+            };
+          };
         };
-        eslint = { enable = true; };
-        pyright = { enable = true; };
-        ruff-lsp = { enable = true; };
+        eslint = {enable = true;};
+        pyright = {enable = true;};
+        ruff-lsp = {enable = true;};
 
         rust-analyzer = {
           enable = true;

config/utils/whichkey.nix

@@ -1,5 +1,19 @@
 {
+  # TODO: Implement general mappings
   plugins.which-key = {
     enable = true;
+    ignoreMissing = false;
+    icons = {
+      breadcrumb = "»";
+      group = "+";
+      separator = ""; # ➜
+    };
+    # registrations = {
+    #   "<leader>t" = " Terminal";
+    # };
+    window = {
+      border = "none";
+      winblend = 0;
+    };
   };
 }

flake.nix

@@ -6,20 +6,18 @@
     flake-utils.url = "github:numtide/flake-utils";
   };
 
-  outputs =
-    { self
-    , nixpkgs
-    , nixvim
-    , flake-utils
-    , ...
-    } @ inputs:
-    let
-      config = import ./config; # import the module directly
-    in
-    flake-utils.lib.eachDefaultSystem (system:
-    let
+  outputs = {
+    self,
+    nixpkgs,
+    nixvim,
+    flake-utils,
+    ...
+  } @ inputs: let
+    config = import ./config; # import the module directly
+  in
+    flake-utils.lib.eachDefaultSystem (system: let
       nixvimLib = nixvim.lib.${system};
-      pkgs = import nixpkgs { inherit system; };
+      pkgs = import nixpkgs {inherit system;};
       nixvim' = nixvim.legacyPackages.${system};
       nvim = nixvim'.makeNixvimWithModule {
         inherit pkgs;
@@ -29,8 +27,7 @@
           inherit self;
         };
       };
-    in
-    {
+    in {
       checks = {
         # Run `nix flake check .` to verify that your config is not broken
         default = nixvimLib.check.mkTestDerivationFromNvim {