doomemacs/modules/config/literate/cli.el

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;;; config/literate/cli.el -*- lexical-binding: t; -*-
(defvar +literate-config-file
(concat doom-private-dir "config.org")
"The file path of your literate config file.")
(defvar +literate-config-cache-file
(concat doom-cache-dir "literate-last-compile")
"The file path that `+literate-config-file' will be tangled to, then
byte-compiled from.")
;;
(defun +literate-tangle-h (&optional force-p)
"Tangles `+literate-config-file' if it has changed."
(let ((default-directory doom-private-dir))
(when (or (file-newer-than-file-p +literate-config-file
+literate-config-cache-file)
force-p)
(print! (start "Compiling your literate config..."))
(print-group!
(let* ((org (expand-file-name +literate-config-file))
(dest (concat (file-name-sans-extension +literate-config-file) ".el"))
(output (get-buffer-create "*org-tangle*")))
(unwind-protect
;; We tangle in a separate, blank process because loading it here
;; would load all of :lang org (very expensive!).
(and (require 'ob-tangle)
(letf! (defun message (msg &rest args)
(print! (info "%s") (apply #'format msg args)))
(org-babel-tangle-file org dest))
;; Write the cache file to serve as our mtime cache
(with-temp-file +literate-config-cache-file))
(kill-buffer output)))))))
;; Let 'er rip
(add-hook 'doom-cli-pre-hook #'+literate-tangle)