feat(nvim): add elixir tools nvim

modules/programs/nvim/new_plugins/lsp.nix

@@ -5,6 +5,34 @@ let
 in
 {
   home-manager.users.moritz.programs.nixvim = {
+    extraPlugins = with pkgs.vimPlugins; [
+      elixir-tools-nvim
+    ];
+
+    extraConfigLuaPost = ''
+      local elixir = require("elixir")
+      local elixirls = require("elixir.elixirls")
+
+      elixir.setup {
+        nextls = {
+          enable = true,
+        },
+        elixirls = {
+          enable = true,
+          cmd = vim.fn.exepath("elixir-ls"),
+          settings = elixirls.settings {
+            dialyzerEnabled = true,
+            enableTestLenses = true,
+          },
+          on_attach = function(client, bufnr)
+            vim.keymap.set("n", "<localleader>fp", ":ElixirFromPipe<cr>", { buffer = true, noremap = true })
+            vim.keymap.set("n", "<localleader>tp", ":ElixirToPipe<cr>", { buffer = true, noremap = true })
+            vim.keymap.set("v", "<localleader>em", ":ElixirExpandMacro<cr>", { buffer = true, noremap = true })
+          end,
+        },
+      }
+    '';
+
     plugins.lsp = {
       enable = true;
       inlayHints = true;
@@ -12,9 +40,8 @@ in
         enable = true;
         installRustc = false;
         installCargo = false;
+        settings.files.watcher = "server";
       };
-      servers.elixirls.enable = true;
-      servers.nextls.enable = true;
       servers.nil_ls.enable = true;
       servers.nixd.enable = true;
       servers.nixd.extraOptions.settings.nixd = {