95 lines
4.1 KiB
EmacsLisp
95 lines
4.1 KiB
EmacsLisp
;;; config/literate/autoload.el -*- lexical-binding: t; -*-
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(defvar +literate-config-file
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(concat doom-private-dir "config.org")
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"The file path of your literate config file.")
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(defvar +literate-config-cache-file
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(concat doom-cache-dir "literate-last-compile")
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"The file path that `+literate-config-file' will be tangled to, then
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byte-compiled from.")
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(defvar org-mode-hook)
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(defvar org-inhibit-startup)
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;;;###autoload (add-hook 'org-mode-hook #'+literate-enable-recompile-h)
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;;;###autoload
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(defun +literate-tangle-h ()
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"Tangles `+literate-config-file' if it has changed."
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(and (not (getenv "__NOTANGLE"))
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(require 'ox nil t)
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(require 'ob-tangle nil t)
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(letf! ((default-directory doom-private-dir)
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(target +literate-config-file)
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(cache +literate-config-cache-file)
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(dest (expand-file-name (concat doom-module-config-file ".el")))
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;; Operate on a copy because `org-babel-tangle' has
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;; side-effects we need to undo immediately as not to
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;; overwrite the user's config; it's bad ettiquite.
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(backup (make-temp-file (concat (file-name-nondirectory target) ".")))
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;; HACK A hack to prevent ob-tangle from operating relative to
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;; the backup file and thus tangling to the wrong
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;; destinations.
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(defun org-babel-tangle-single-block (&rest args)
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(let* ((spec (apply org-babel-tangle-single-block args))
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(file (nth 1 spec))
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(file (if (file-equal-p file backup) target file))
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(file (if org-babel-tangle-use-relative-file-links
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(file-relative-name file)
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file)))
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(setf (nth 1 spec) file)
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spec))
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;; Ensure output conforms to the formatting of all doom CLIs
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(defun message (msg &rest args)
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(when msg
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(print! (info "%s") (apply #'format msg args)))))
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(print! (start "Compiling your literate config..."))
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(print-group!
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(unwind-protect
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(with-temp-file backup
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(insert-file-contents target)
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(let ((buffer-file-name backup)
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;; Prevent unwanted entries in recentf, or formatters, or
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;; anything that could be on these hooks, really. Nothing
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;; else should be touching these files (particularly in
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;; interactive sessions).
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(write-file-functions nil)
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(before-save-hook nil)
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(after-save-hook nil)
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;; Prevent infinite recursion due to recompile-on-save
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;; hooks later, and speed up `org-mode' init.
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(org-mode-hook nil)
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(org-inhibit-startup t))
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(org-mode)
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(with-silent-modifications
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;; Tangling won't ordinarily expand #+INCLUDE directives,
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;; so I do it myself.
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(org-export-expand-include-keyword)
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(org-babel-tangle nil dest))))
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(ignore-errors (delete-file backup)))
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;; Write an empty file to serve as our mtime cache
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(with-temp-file cache)
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(if doom-interactive-p t
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(message "Restarting..." )
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(throw 'exit "__NOTANGLE=1 $@"))))))
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;;;###autoload
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(defalias '+literate/reload #'doom/reload)
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;;;###autoload
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(defun +literate-enable-recompile-h ()
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"Enable literate-compiling-on-save in the current buffer."
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(add-hook 'after-save-hook #'+literate-recompile-maybe-h nil 'local))
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;;;###autoload
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(defun +literate-recompile-maybe-h ()
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"Recompile literate config to `doom-private-dir'.
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We assume any org file in `doom-private-dir' is connected to your literate
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config, and should trigger a recompile if changed."
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(and (file-in-directory-p
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buffer-file-name (file-name-directory +literate-config-file))
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(+literate-tangle-h)))
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