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minmo : minmo--git-directory-table store git dirs

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bth 2026-06-02 23:18:08 -07:00
commit 6c776bd14d
1 changed files with 26 additions and 15 deletions
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packages/minmo.el
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@ -68,10 +68,6 @@ filesystem FSTYPE, 'git or 'disk."
(propertize (car pair) 'face (cdr pair)) (propertize (car pair) 'face (cdr pair))
)) ))
(defun minmo--file-exists-locally-p ()
"Utility predicate to prevent expensive VC checks remotely."
(and buffer-file-name (not (file-remote-p (buffer-file-name)))))
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;;; branch ;;;; branch
@ -108,11 +104,23 @@ single space.")
(defun minmo-vc-status () (defun minmo-vc-status ()
(or minmo--vc-status-cache " ")) (or minmo--vc-status-cache " "))
(defun minmo--find-git (file) (defvar minmo--git-directory-table (make-hash-table) "Store known directories
"Walk up the directory tree looking for `.git'. Returns root path or nil." with .git")
;; TODO: consider setting up a cache, which could be overridden for certain
;; hooks, like find-file and revert. (defun minmo--find-git (file &optional force)
(locate-dominating-file file ".git")) "Walk up the directory tree looking for `.git'. Returns root path or nil.
Optional FORCE means ignore the minmo--git-directory-table."
(let* ((dir (file-name-directory file))
(hash (gethash dir minmo--git-directory-table)))
(if (or force (not hash))
;; NOTE: this will store nil for files not under .git, which means the
;; check will always fire. consider storing a symbol here.
(puthash dir (locate-dominating-file file ".git") minmo--git-directory-table)
hash)))
(defun minmo--file-exists-locally-p ()
"Utility predicate to prevent expensive VC checks remotely."
(and buffer-file-name (not (file-remote-p (buffer-file-name)))))
(defun minmo--git-status-short (file) (defun minmo--git-status-short (file)
"Return the 2-character git status for FILE. Returns a string in all cases." "Return the 2-character git status for FILE. Returns a string in all cases."
@ -139,12 +147,12 @@ single space.")
((memq char-index '(?M ?A)) (minmo--status 'staged 'git)) ((memq char-index '(?M ?A)) (minmo--status 'staged 'git))
(t (minmo--status 'unmodified 'git)))))) (t (minmo--status 'unmodified 'git))))))
(defun minmo--update-vc-cache () (defun minmo--update-vc-cache (&optional force)
"Call git and cache the mode-line string." "Call git and cache the mode-line string."
(when (minmo--file-exists-locally-p) (when (minmo--file-exists-locally-p)
(let ((old-status minmo--vc-status-cache) (let ((old-status minmo--vc-status-cache)
(old-branch minmo--vc-branch-cache) (old-branch minmo--vc-branch-cache)
(git (minmo--find-git buffer-file-name))) (git (minmo--find-git buffer-file-name force)))
(if git (if git
(progn (progn
@ -158,12 +166,15 @@ single space.")
(not (string= old-branch minmo--vc-branch-cache))) (not (string= old-branch minmo--vc-branch-cache)))
(force-mode-line-update))))) (force-mode-line-update)))))
;; NOTE: update the cache with file changes (defun minmo--update-vc-cache-force () (minmo--update-vc-cache t))
(add-hook 'find-file-hook #'minmo--update-vc-cache)
(add-hook 'after-save-hook #'minmo--update-vc-cache)
(add-hook 'after-revert-hook #'minmo--update-vc-cache)
;; and when window state changes: ;; NOTE: force update minmo--git-directory-table upon open:
(add-hook 'find-file-hook #'minmo--update-vc-cache-force)
(add-hook 'after-revert-hook #'minmo--update-vc-cache-force)
;; but not for a save because this is frequent:
(add-hook 'after-save-hook #'minmo--update-vc-cache)
;; NOTE: but normal cache update when window state changes:
(defun minmo--update-vc-cache-window-status (frame-or-window) (defun minmo--update-vc-cache-window-status (frame-or-window)
(let ((win (if (framep frame-or-window) (let ((win (if (framep frame-or-window)
(frame-selected-window frame-or-window) (frame-selected-window frame-or-window)