refactor: modularize ai and development configurations

2026-03-23 15:56:17 +08:00
parent 72726d6108
commit 7d0b244e22
7 changed files with 289 additions and 335 deletions
@@ -0,0 +1,73 @@
+;;; development/nix.el -*- lexical-binding: t; -*-
+
+(use-package! nix-mode
+  :mode "\\.nix\\'"
+  :hook (nix-mode . lsp-deferred)
+  :config
+  ;; Configure nil LSP server
+  (after! lsp-mode
+    (add-to-list 'lsp-language-id-configuration '(nix-mode . "nix"))
+    (lsp-register-client
+     (make-lsp-client :new-connection (lsp-stdio-connection "nil")
+                      :major-modes '(nix-mode)
+                      :server-id 'nil-ls
+                      :priority 0)))
+
+  ;; Function to check if we're in a nixpkgs repository
+  (defun in-nixpkgs-repo-p ()
+    (when-let ((root (or (locate-dominating-file default-directory ".git")
+                         (vc-root-dir))))
+      (or (string-match-p "/nixpkgs/?$" root)
+          (file-exists-p (expand-file-name "pkgs/top-level/all-packages.nix" root))
+          (file-exists-p (expand-file-name ".nixpkgs-version.json" root)))))
+
+  ;; Set up format-all-mode to use our custom formatter selection
+  (set-formatter! 'nixfmt
+    '("nixfmt")
+    :modes '(nix-mode))
+
+  (set-formatter! 'alejandra
+    '("alejandra" "--quiet")
+    :modes '(nix-mode))
+
+  ;; Add hooks to handle all formatting scenarios
+  (add-hook! 'nix-mode-hook
+             ;; Disable LSP formatting
+             (setq-local +format-with-lsp nil)
+
+             ;; Set formatter for format-all-mode (+format/buffer)
+             (setq-local +format-with
+                         (if (in-nixpkgs-repo-p)
+                             'nixfmt
+                           'alejandra))
+
+             ;; Handle format-on-save
+             (when (bound-and-true-p format-all-mode)
+               (format-all-mode -1))
+             (add-hook! 'before-save-hook :local
+               (when (eq major-mode 'nix-mode)
+                 (if (in-nixpkgs-repo-p)
+                     (format-all-buffer 'nixfmt)
+                   (format-all-buffer 'alejandra))))
+
+             ;; Override lsp-format-buffer
+             (advice-add 'lsp-format-buffer :around
+                         (lambda (orig-fun &rest args)
+                           (if (eq major-mode 'nix-mode)
+                               (let ((fmt (if (in-nixpkgs-repo-p)
+                                              (executable-find "nixfmt")
+                                            (executable-find "alejandra"))))
+                                 (when fmt
+                                   (format-all-buffer (intern (file-name-nondirectory fmt)))))
+                             (apply orig-fun args))))))
+
+;; Enable format-on-save globally if desired
+(setq +format-on-save-enabled-modes '(nix-mode))
+
+(use-package! llvm-ts-mode
+  :mode "\\.ll\\'"          ; LLVM IR files
+  :mode "\\.td\\'"          ; TableGen files
+  :hook (llvm-ts-mode . tree-sitter-mode))
+
+(after! tree-sitter
+  (add-to-list 'tree-sitter-major-mode-language-alist '(llvm-ts-mode . llvm)))