Moving to Doom Emacs!

.emacs.d/modules/lang/nix/config.el

@@ -0,0 +1,27 @@
+;;; lang/nix/config.el -*- lexical-binding: t; -*-
+
+(use-package! nix-mode
+  :mode "\\.nix\\'"
+  :config
+  (set-company-backend! 'nix-mode 'company-nixos-options)
+  (set-lookup-handlers! 'nix-mode
+    :documentation '(+nix/lookup-option :async t))
+
+  (map! :localleader
+        :map nix-mode-map
+        "f" #'nix-update-fetch
+        "p" #'nix-format-buffer
+        "r" #'nix-repl-show
+        "s" #'nix-shell
+        "b" #'nix-build
+        "u" #'nix-unpack
+        "o" #'+nix/lookup-option))
+
+(use-package! nix-drv-mode
+  :mode "\\.drv\\'")
+
+(use-package! nix-update
+  :commands nix-update-fetch)
+
+(use-package! nix-repl
+  :commands nix-repl-show)