Update Emacs config for 29.1

1 files changed, 25 insertions, 0 deletions

diff --git a/tw/home/files/emacs-init.el b/tw/home/files/emacs-init.el
index 52a7c84f..2240fda9 100644
--- a/tw/home/files/emacs-init.el
+++ b/tw/home/files/emacs-init.el
@@ -2,6 +2,12 @@
 ;;; Commentary:
 ;;; Code:
 
+(startup-redirect-eln-cache
+ (expand-file-name "emacs/eln" (or (getenv "XDG_CACHE_HOME") "~/.cache/")))
+(add-hook 'after-init-hook #'native-compile-prune-cache)
+
+;; TODO: try new `pixel-scroll-precision-mode'
+
 ;; Load settings set through Custom.
 ;; (setq custom-file (locate-user-emacs-file "custom.el"))
 ;; (when (file-readable-p custom-file)
@@ -40,6 +46,7 @@
         (column-number-mode t "Show the column number in the statusline.")
         (electric-pair-mode t "Auto-pair suitable characters like parentheses.")
         (completion-cycle-threshold 6 "Allow cycling through completions if there are 6 or fewer of them.")
+        (shell-kill-buffer-on-exit t "Kill *shell* buffers as soon as their shell session exits.")
         ;; Text formatting.
         (sentence-end-double-space nil "Use a single space after a sentence.")
         (fill-column 78 "Make hard-wrapped text a bit wider.")
@@ -268,6 +275,7 @@
          ("<leader>ev" . flymake-running-backends)
          ("<leader>eV" . flymake-disabled-backends))
   :custom
+  ;; TODO: what does `flymake-mode-line-lighter' do?
   (flymake-suppress-zero-counters nil "Show severity counters even when they are zero."))
 
 (use-package flymake-collection
@@ -296,6 +304,21 @@
   (add-hook 'eglot-managed-mode-hook #'tw/help-is-eldoc))
 
 ;; Non-LSP language modes.
+
+;; TODO: Try any/all of the following new tree-sitter-based major modes.
+;; Enable them using the following, replacing the relevant "old" major mode:
+;; (add-to-list 'major-mode-remap-alist '(ruby-mode . ruby-ts-mode))
+;; New command 'c-or-c++-ts-mode'.
+;; New major mode 'python-ts-mode'.
+;; New major mode 'css-ts-mode'.
+;; New major mode 'json-ts-mode'.
+;; New major mode 'bash-ts-mode'.
+;; New major mode 'dockerfile-ts-mode'.
+;; New major mode 'cmake-ts-mode'.
+;; New major mode 'toml-ts-mode'.
+;; New major mode 'yaml-ts-mode'.
+;; New major mode 'ruby-ts-mode'.
+
 (use-package cmake-mode
   :mode (rx (or (: (or bos "/") "CMakeLists.txt") ".cmake") eos))
 
@@ -612,10 +635,12 @@ For use in `org-latex-classes'."
     (kbd "<leader>bd") #'kill-current-buffer
     (kbd "<leader>bn") #'tw/new-buffer
     (kbd "<leader>br") #'revert-buffer-quick
+    (kbd "<leader>bs") #'scratch-buffer
     (kbd "<leader>bw") #'read-only-mode
     (kbd "<leader>bx") #'kill-buffer-and-window
     (kbd "<leader>fd") #'tw/delete-current-buffer-file
     (kbd "<leader>ff") #'find-file
+    (kbd "<leader>fR") #'rename-visited-file
     (kbd "<leader>fs") #'save-buffer
     (kbd "<leader>h") help-map
     (kbd "<leader>hw") #'which-key-show-top-level