From 7b9674969a2aa1d95d6170224cb7449d0a4c6108 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Moritz=20B=C3=B6hme?= <mail@moritzboeh.me>
Date: Mon, 10 Apr 2023 01:05:25 +0200
Subject: [PATCH] feat(nvim): add null ls

---
 modules/programs/nvim/default.nix             |  3 +
 .../programs/nvim/plugins/null-ls-nvim.lua    | 58 +++++++++++++++++++
 2 files changed, 61 insertions(+)
 create mode 100644 modules/programs/nvim/plugins/null-ls-nvim.lua

diff --git a/modules/programs/nvim/default.nix b/modules/programs/nvim/default.nix
index 74e0c28..8c66316 100644
--- a/modules/programs/nvim/default.nix
+++ b/modules/programs/nvim/default.nix
@@ -49,14 +49,17 @@ in
         extraPackages = with pkgs; [
           alejandra
           black
+          deadnix
           isort
           jq
           nil
           nixpkgs-fmt
           nodePackages.bash-language-server
+          nodePackages.cspell
           rustfmt
           shellcheck
           shfmt
+          statix
           stylua
           sumneko-lua-language-server
           taplo
diff --git a/modules/programs/nvim/plugins/null-ls-nvim.lua b/modules/programs/nvim/plugins/null-ls-nvim.lua
new file mode 100644
index 0000000..e8d0931
--- /dev/null
+++ b/modules/programs/nvim/plugins/null-ls-nvim.lua
@@ -0,0 +1,58 @@
+local null_ls = require("null-ls")
+
+null_ls.setup({
+  sources = {
+    -- Code actions
+    null_ls.builtins.code_actions.cspell,
+    null_ls.builtins.code_actions.gitsigns,
+    null_ls.builtins.code_actions.shellcheck,
+    null_ls.builtins.code_actions.statix,
+    -- Completion
+    null_ls.builtins.completion.spell,
+    -- Diagnostics
+    null_ls.builtins.diagnostics.cspell,
+    null_ls.builtins.diagnostics.deadnix,
+    null_ls.builtins.diagnostics.shellcheck,
+    null_ls.builtins.diagnostics.statix,
+  },
+})
+
+-- disable cspell initially
+null_ls.disable("cspell")
+
+-- make sources toggle able
+require("which-key").register({
+  n = {
+    name = "null-ls",
+    c = {
+      function()
+        null_ls.toggle("cspell")
+      end,
+      "cspell",
+    },
+    g = {
+      function()
+        null_ls.toggle("gitsigns")
+      end,
+      "gitsigns",
+    },
+    s = {
+      function()
+        null_ls.toggle("shellcheck")
+      end,
+      "shellcheck",
+    },
+    S = {
+      function()
+        null_ls.toggle("statix")
+      end,
+      "statix",
+    },
+    d = {
+      function()
+        null_ls.toggle("deadnix")
+      end,
+      "deadnix",
+    },
+  },
+}, { prefix = "<leader>t" })