dotfiles/emacs/.emacs.d/elpa/magit-20180928.1153/magit-sequence.el

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;;; magit-sequence.el --- history manipulation in Magit -*- lexical-binding: t -*-
;; Copyright (C) 2011-2018 The Magit Project Contributors
;;
;; You should have received a copy of the AUTHORS.md file which
;; lists all contributors. If not, see http://magit.vc/authors.
;; Author: Jonas Bernoulli <jonas@bernoul.li>
;; Maintainer: Jonas Bernoulli <jonas@bernoul.li>
;; Magit is free software; you can redistribute it and/or modify it
;; under the terms of the GNU General Public License as published by
;; the Free Software Foundation; either version 3, or (at your option)
;; any later version.
;;
;; Magit is distributed in the hope that it will be useful, but WITHOUT
;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
;; or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
;; License for more details.
;;
;; You should have received a copy of the GNU General Public License
;; along with Magit. If not, see http://www.gnu.org/licenses.
;;; Commentary:
;; Support for Git commands that replay commits and help the user make
;; changes along the way. Supports `cherry-pick', `revert', `rebase',
;; `rebase--interactive' and `am'.
;;; Code:
(require 'magit)
;;; Options
;;;; Faces
(defface magit-sequence-pick
'((t :inherit default))
"Face used in sequence sections."
:group 'magit-faces)
(defface magit-sequence-stop
'((((class color) (background light)) :foreground "DarkOliveGreen4")
(((class color) (background dark)) :foreground "DarkSeaGreen2"))
"Face used in sequence sections."
:group 'magit-faces)
(defface magit-sequence-part
'((((class color) (background light)) :foreground "Goldenrod4")
(((class color) (background dark)) :foreground "LightGoldenrod2"))
"Face used in sequence sections."
:group 'magit-faces)
(defface magit-sequence-head
'((((class color) (background light)) :foreground "SkyBlue4")
(((class color) (background dark)) :foreground "LightSkyBlue1"))
"Face used in sequence sections."
:group 'magit-faces)
(defface magit-sequence-drop
'((((class color) (background light)) :foreground "IndianRed")
(((class color) (background dark)) :foreground "IndianRed"))
"Face used in sequence sections."
:group 'magit-faces)
(defface magit-sequence-done
'((t :inherit magit-hash))
"Face used in sequence sections."
:group 'magit-faces)
(defface magit-sequence-onto
'((t :inherit magit-sequence-done))
"Face used in sequence sections."
:group 'magit-faces)
(defface magit-sequence-exec
'((t :inherit magit-hash))
"Face used in sequence sections."
:group 'magit-faces)
;;; Common
;;;###autoload
(defun magit-sequencer-continue ()
"Resume the current cherry-pick or revert sequence."
(interactive)
(if (magit-sequencer-in-progress-p)
(if (magit-anything-unstaged-p t)
(user-error "Cannot continue due to unstaged changes")
(magit-run-git-sequencer
(if (magit-revert-in-progress-p) "revert" "cherry-pick") "--continue"))
(user-error "No cherry-pick or revert in progress")))
;;;###autoload
(defun magit-sequencer-skip ()
"Skip the stopped at commit during a cherry-pick or revert sequence."
(interactive)
(if (magit-sequencer-in-progress-p)
(progn (magit-call-git "reset" "--hard")
(magit-sequencer-continue))
(user-error "No cherry-pick or revert in progress")))
;;;###autoload
(defun magit-sequencer-abort ()
"Abort the current cherry-pick or revert sequence.
This discards all changes made since the sequence started."
(interactive)
(if (magit-sequencer-in-progress-p)
(magit-run-git-sequencer
(if (magit-revert-in-progress-p) "revert" "cherry-pick") "--abort")
(user-error "No cherry-pick or revert in progress")))
(defun magit-sequencer-in-progress-p ()
(or (magit-cherry-pick-in-progress-p)
(magit-revert-in-progress-p)))
;;; Cherry-Pick
(defvar magit-perl-executable "perl"
"The Perl executable.")
;;;###autoload (autoload 'magit-cherry-pick-popup "magit-sequence" nil t)
(magit-define-popup magit-cherry-pick-popup
"Popup console for cherry-pick commands."
:man-page "git-cherry-pick"
:switches '((?s "Add Signed-off-by lines" "--signoff")
(?e "Edit commit messages" "--edit")
(?x "Reference cherry in commit message" "-x")
(?F "Attempt fast-forward" "--ff"))
:options '((?s "Strategy" "--strategy=")
(?m "Replay merge relative to parent" "--mainline="))
:actions '("Apply here"
(?A "Pick" magit-cherry-pick)
(?a "Apply" magit-cherry-apply)
(?h "Harvest" magit-cherry-harvest)
"Apply elsewhere"
(?d "Donate" magit-cherry-donate)
(?n "Spinout" magit-cherry-spinout)
(?s "Spinoff" magit-cherry-spinoff))
:sequence-actions '((?A "Continue" magit-sequencer-continue)
(?s "Skip" magit-sequencer-skip)
(?a "Abort" magit-sequencer-abort))
:sequence-predicate 'magit-sequencer-in-progress-p
:default-arguments '("--ff"))
(defun magit-cherry-pick-read-args (prompt)
(list (or (nreverse (magit-region-values 'commit))
(magit-read-other-branch-or-commit prompt))
(magit-cherry-pick-arguments)))
(defun magit--cherry-move-read-args (verb away fn)
(declare (indent defun))
(let ((commits (or (nreverse (magit-region-values 'commit))
(list (funcall (if away
'magit-read-branch-or-commit
'magit-read-other-branch-or-commit)
(format "%s cherry" (capitalize verb))))))
(current (magit-get-current-branch)))
(unless current
(user-error "Cannot %s cherries while HEAD is detached" verb))
(let ((reachable (magit-rev-ancestor-p (car commits) current))
(msg "Cannot %s cherries that %s reachable from HEAD"))
(pcase (list away reachable)
(`(nil t) (user-error msg verb "are"))
(`(t nil) (user-error msg verb "are not"))))
`(,commits
,@(funcall fn commits)
,(magit-cherry-pick-arguments))))
(defun magit--cherry-spinoff-read-args (verb)
(magit--cherry-move-read-args verb t
(lambda (commits)
(butlast (magit-branch-read-args
(format "Create branch from %s cherries" commits))))))
;;;###autoload
(defun magit-cherry-pick (commits &optional args)
"Copy COMMITS from another branch onto the current branch.
Prompt for a commit, defaulting to the commit at point. If
the region selects multiple commits, then pick all of them,
without prompting."
(interactive (magit-cherry-pick-read-args "Cherry-pick"))
(magit--cherry-pick commits args))
;;;###autoload
(defun magit-cherry-apply (commits &optional args)
"Apply the changes in COMMITS but do not commit them.
Prompt for a commit, defaulting to the commit at point. If
the region selects multiple commits, then apply all of them,
without prompting."
(interactive (magit-cherry-pick-read-args "Apply changes from commit"))
(magit--cherry-pick commits (cons "--no-commit" (remove "--ff" args))))
;;;###autoload
(defun magit-cherry-harvest (commits branch &optional args)
"Move COMMITS from another BRANCH onto the current branch.
Remove the COMMITS from BRANCH and stay on the current branch.
If a conflict occurs, then you have to fix that and finish the
process manually."
(interactive
(magit--cherry-move-read-args "harvest" nil
(lambda (commits)
(list (let ((branches (magit-list-containing-branches (car commits))))
(pcase (length branches)
(0 nil)
(1 (car branches))
(_ (magit-completing-read
(format "Remove %s cherries from branch" (length commits))
branches nil t))))))))
(magit--cherry-move commits branch (magit-get-current-branch) args nil t))
;;;###autoload
(defun magit-cherry-donate (commits branch &optional args)
"Move COMMITS from the current branch onto another existing BRANCH.
Remove COMMITS from the current branch and stay on that branch.
If a conflict occurs, then you have to fix that and finish the
process manually."
(interactive
(magit--cherry-move-read-args "donate" t
(lambda (commits)
(list (magit-read-other-branch (format "Move %s cherries to branch"
(length commits)))))))
(magit--cherry-move commits (magit-get-current-branch) branch args))
;;;###autoload
(defun magit-cherry-spinout (commits branch start-point &optional args)
"Move COMMITS from the current branch onto a new BRANCH.
Remove COMMITS from the current branch and stay on that branch.
If a conflict occurs, then you have to fix that and finish the
process manually."
(interactive (magit--cherry-spinoff-read-args "spinout"))
(magit--cherry-move commits (magit-get-current-branch) branch args
start-point))
;;;###autoload
(defun magit-cherry-spinoff (commits branch start-point &optional args)
"Move COMMITS from the current branch onto a new BRANCH.
Remove COMMITS from the current branch and checkout BRANCH.
If a conflict occurs, then you have to fix that and finish
the process manually."
(interactive (magit--cherry-spinoff-read-args "spinoff"))
(magit--cherry-move commits (magit-get-current-branch) branch args
start-point t))
(defun magit--cherry-move (commits src dst args
&optional start-point checkout-dst)
(let ((current (magit-get-current-branch)))
(unless (magit-branch-p dst)
(let ((magit-process-raise-error t))
(magit-call-git "branch" dst start-point))
(--when-let (magit-get-indirect-upstream-branch start-point)
(magit-call-git "branch" "--set-upstream-to" it dst)))
(unless (equal dst current)
(let ((magit-process-raise-error t))
(magit-call-git "checkout" dst)))
(if (not src) ; harvest only
(magit--cherry-pick commits args)
(let ((tip (car (last commits)))
(keep (concat (car commits) "^")))
(magit--cherry-pick commits args)
(set-process-sentinel
magit-this-process
(lambda (process event)
(when (memq (process-status process) '(exit signal))
(if (> (process-exit-status process) 0)
(magit-process-sentinel process event)
(process-put process 'inhibit-refresh t)
(magit-process-sentinel process event)
(cond
((magit-rev-equal tip src)
(magit-call-git "update-ref"
"-m" (format "reset: moving to %s" keep)
(magit-ref-fullname src)
keep tip)
(if (not checkout-dst)
(magit-run-git "checkout" src)
(magit-refresh)))
(t
(magit-git "checkout" src)
(let ((process-environment process-environment))
(push (format "%s=%s -i -ne '/^pick (%s)/ or print'"
"GIT_SEQUENCE_EDITOR"
magit-perl-executable
(mapconcat #'magit-rev-abbrev commits "|"))
process-environment)
(magit-run-git-sequencer "rebase" "-i" keep))
(when checkout-dst
(set-process-sentinel
magit-this-process
(lambda (process event)
(when (memq (process-status process) '(exit signal))
(if (> (process-exit-status process) 0)
(magit-process-sentinel process event)
(process-put process 'inhibit-refresh t)
(magit-process-sentinel process event)
(magit-run-git "checkout" dst))))))))))))))))
(defun magit--cherry-pick (commits args &optional revert)
(let ((command (if revert "revert" "cherry-pick")))
(when (stringp commits)
(setq commits (if (string-match-p "\\.\\." commits)
(split-string commits "\\.\\.")
(list commits))))
(magit-run-git-sequencer
(if revert "revert" "cherry-pick")
(pcase-let ((`(,merge ,non-merge)
(-separate 'magit-merge-commit-p commits)))
(cond
((not merge)
(--remove (string-prefix-p "--mainline=" it) args))
(non-merge
(user-error "Cannot %s merge and non-merge commits at once"
command))
((--first (string-prefix-p "--mainline=" it) args)
args)
(t
(cons (format "--mainline=%s"
(read-number "Replay merges relative to parent: "))
args))))
commits)))
(defun magit-cherry-pick-in-progress-p ()
;; .git/sequencer/todo does not exist when there is only one commit left.
(file-exists-p (magit-git-dir "CHERRY_PICK_HEAD")))
;;; Revert
;;;###autoload (autoload 'magit-revert-popup "magit-sequence" nil t)
(magit-define-popup magit-revert-popup
"Popup console for revert commands."
:man-page "git-revert"
:switches '((?s "Add Signed-off-by lines" "--signoff")
(?e "Edit commit message" "--edit")
(?E "Don't edit commit message" "--no-edit"))
:options '((?s "Strategy" "--strategy=")
(?S "Sign using gpg" "--gpg-sign=" magit-read-gpg-secret-key)
(?m "Replay merge relative to parent" "--mainline="))
:actions '((?V "Revert commit(s)" magit-revert)
(?v "Revert changes" magit-revert-no-commit))
:sequence-actions '((?V "Continue" magit-sequencer-continue)
(?s "Skip" magit-sequencer-skip)
(?a "Abort" magit-sequencer-abort))
:sequence-predicate 'magit-sequencer-in-progress-p
:default-arguments '("--edit"))
(defun magit-revert-read-args (prompt)
(list (or (magit-region-values 'commit)
(magit-read-branch-or-commit prompt))
(magit-revert-arguments)))
;;;###autoload
(defun magit-revert (commit &optional args)
"Revert COMMIT by creating a new commit.
Prompt for a commit, defaulting to the commit at point. If
the region selects multiple commits, then revert all of them,
without prompting."
(interactive (magit-revert-read-args "Revert commit"))
(magit--cherry-pick commit args t))
;;;###autoload
(defun magit-revert-no-commit (commit &optional args)
"Revert COMMIT by applying it in reverse to the worktree.
Prompt for a commit, defaulting to the commit at point. If
the region selects multiple commits, then revert all of them,
without prompting."
(interactive (magit-revert-read-args "Revert changes"))
(magit--cherry-pick commit (cons "--no-commit" args) t))
(defun magit-revert-in-progress-p ()
;; .git/sequencer/todo does not exist when there is only one commit left.
(file-exists-p (magit-git-dir "REVERT_HEAD")))
;;; Patch
;;;###autoload (autoload 'magit-am-popup "magit-sequence" nil t)
(magit-define-popup magit-am-popup
"Popup console for mailbox commands."
:man-page "git-am"
:switches '((?3 "Fall back on 3way merge" "--3way")
(?s "Add Signed-off-by lines" "--signoff")
(?c "Remove text before scissors line" "--scissors")
(?k "Inhibit removal of email cruft" "--keep")
(?b "Limit removal of email cruft" "--keep-non-patch")
(?d "Use author date as committer date"
"--committer-date-is-author-date")
(?D "Use committer date as author date" "--ignore-date"))
:options '((?p "Remove leading slashes from paths" "-p"
magit-popup-read-number))
:actions '((?m "Apply maildir" magit-am-apply-maildir)
(?w "Apply patches" magit-am-apply-patches)
(?a "Apply plain patch" magit-patch-apply-popup))
:default-arguments '("--3way")
:default-actions 'magit-am-apply-patches
:max-action-columns 1
:sequence-actions '((?w "Continue" magit-am-continue)
(?s "Skip" magit-am-skip)
(?a "Abort" magit-am-abort))
:sequence-predicate 'magit-am-in-progress-p)
;;;###autoload
(defun magit-am-apply-patches (&optional files args)
"Apply the patches FILES."
(interactive (list (or (magit-region-values 'file)
(list (let ((default (magit-file-at-point)))
(read-file-name
(if default
(format "Apply patch (%s): " default)
"Apply patch: ")
nil default))))
(magit-am-arguments)))
(magit-run-git-sequencer "am" args "--"
(--map (magit-convert-filename-for-git
(expand-file-name it))
files)))
;;;###autoload
(defun magit-am-apply-maildir (&optional maildir args)
"Apply the patches from MAILDIR."
(interactive (list (read-file-name "Apply mbox or Maildir: ")
(magit-am-arguments)))
(magit-run-git-sequencer "am" args (magit-convert-filename-for-git
(expand-file-name maildir))))
;;;###autoload
(defun magit-am-continue ()
"Resume the current patch applying sequence."
(interactive)
(if (magit-am-in-progress-p)
(if (magit-anything-unstaged-p t)
(error "Cannot continue due to unstaged changes")
(magit-run-git-sequencer "am" "--continue"))
(user-error "Not applying any patches")))
;;;###autoload
(defun magit-am-skip ()
"Skip the stopped at patch during a patch applying sequence."
(interactive)
(if (magit-am-in-progress-p)
(magit-run-git-sequencer "am" "--skip")
(user-error "Not applying any patches")))
;;;###autoload
(defun magit-am-abort ()
"Abort the current patch applying sequence.
This discards all changes made since the sequence started."
(interactive)
(if (magit-am-in-progress-p)
(magit-run-git "am" "--abort")
(user-error "Not applying any patches")))
(defun magit-am-in-progress-p ()
(file-exists-p (magit-git-dir "rebase-apply/applying")))
;;; Rebase
;;;###autoload (autoload 'magit-rebase-popup "magit-sequence" nil t)
(magit-define-popup magit-rebase-popup
"Key menu for rebasing."
:man-page "git-rebase"
:switches '((?k "Keep empty commits" "--keep-empty")
(?p "Preserve merges" "--preserve-merges")
(?c "Lie about committer date" "--committer-date-is-author-date")
(?a "Autosquash" "--autosquash")
(?A "Autostash" "--autostash")
(?i "Interactive" "--interactive")
(?h "Disable hooks" "--no-verify"))
:actions '((lambda ()
(concat (propertize "Rebase " 'face 'magit-popup-heading)
(propertize (or (magit-get-current-branch) "HEAD")
'face 'magit-branch-local)
(propertize " onto" 'face 'magit-popup-heading)))
(?p (lambda ()
(--when-let (magit-get-push-branch) (concat it "\n")))
magit-rebase-onto-pushremote)
(?u (lambda ()
(--when-let (magit-get-upstream-branch) (concat it "\n")))
magit-rebase-onto-upstream)
(?e "elsewhere" magit-rebase)
"Rebase"
(?i "interactively" magit-rebase-interactive)
(?m "to modify a commit" magit-rebase-edit-commit)
(?s "a subset" magit-rebase-subset)
(?w "to reword a commit" magit-rebase-reword-commit) nil
(?k "to remove a commit" magit-rebase-remove-commit) nil
(?f "to autosquash" magit-rebase-autosquash))
:sequence-actions '((?r "Continue" magit-rebase-continue)
(?s "Skip" magit-rebase-skip)
(?e "Edit" magit-rebase-edit)
(?a "Abort" magit-rebase-abort))
:sequence-predicate 'magit-rebase-in-progress-p
:max-action-columns 2)
(defun magit-git-rebase (target args)
(magit-run-git-sequencer "rebase" target args))
;;;###autoload
(defun magit-rebase-onto-pushremote (args)
"Rebase the current branch onto `branch.<name>.pushRemote'.
If that variable is unset, then rebase onto `remote.pushDefault'."
(interactive (list (magit-rebase-arguments)))
(--if-let (magit-get-current-branch)
(if-let ((remote (magit-get-push-remote it)))
(if (member remote (magit-list-remotes))
(magit-git-rebase (concat remote "/" it) args)
(user-error "Remote `%s' doesn't exist" remote))
(user-error "No push-remote is configured for %s" it))
(user-error "No branch is checked out")))
;;;###autoload
(defun magit-rebase-onto-upstream (args)
"Rebase the current branch onto its upstream branch."
(interactive (list (magit-rebase-arguments)))
(--if-let (magit-get-current-branch)
(if-let ((target (magit-get-upstream-branch it)))
(magit-git-rebase target args)
(user-error "No upstream is configured for %s" it))
(user-error "No branch is checked out")))
;;;###autoload
(defun magit-rebase (target args)
"Rebase the current branch onto a branch read in the minibuffer.
All commits that are reachable from `HEAD' but not from the
selected branch TARGET are being rebased."
(interactive (list (magit-read-other-branch-or-commit "Rebase onto")
(magit-rebase-arguments)))
(message "Rebasing...")
(magit-git-rebase target args)
(message "Rebasing...done"))
;;;###autoload
(defun magit-rebase-subset (newbase start args)
"Rebase a subset of the current branch's history onto a new base.
Rebase commits from START to `HEAD' onto NEWBASE.
START has to be selected from a list of recent commits."
(interactive (list (magit-read-other-branch-or-commit
"Rebase subset onto" nil
(magit-get-upstream-branch))
nil
(magit-rebase-arguments)))
(if start
(progn (message "Rebasing...")
(magit-run-git-sequencer "rebase" "--onto" newbase start args)
(message "Rebasing...done"))
(magit-log-select
`(lambda (commit)
(magit-rebase-subset ,newbase (concat commit "^") (list ,@args)))
(concat "Type %p on a commit to rebase it "
"and commits above it onto " newbase ","))))
(defun magit-rebase-interactive-1
(commit args message &optional editor delay-edit-confirm noassert confirm)
(declare (indent 2))
(when commit
(if (eq commit :merge-base)
(setq commit (--if-let (magit-get-upstream-branch)
(magit-git-string "merge-base" it "HEAD")
nil))
(unless (magit-rev-ancestor-p commit "HEAD")
(user-error "%s isn't an ancestor of HEAD" commit))
(if (magit-commit-parents commit)
(setq commit (concat commit "^"))
(setq args (cons "--root" args)))))
(when (and commit (not noassert))
(setq commit (magit-rebase-interactive-assert commit delay-edit-confirm)))
(if (and commit (not confirm))
(let ((process-environment process-environment))
(when editor
(push (concat "GIT_SEQUENCE_EDITOR=" editor) process-environment))
(magit-run-git-sequencer "rebase" "-i" args
(unless (member "--root" args) commit)))
(magit-log-select
`(lambda (commit)
(magit-rebase-interactive-1 commit (list ,@args)
,message ,editor ,delay-edit-confirm ,noassert))
message)))
(defvar magit--rebase-published-symbol nil)
(defvar magit--rebase-public-edit-confirmed nil)
(defun magit-rebase-interactive-assert (since &optional delay-edit-confirm)
(let* ((commit (if (string-suffix-p "^" since)
;; If SINCE is "REV^", then the user selected
;; "REV", which is the first commit that will
;; be replaced. (from^..to] <=> [from..to].
(substring since 0 -1)
;; The "--root" argument is being used.
since))
(branches (magit-list-publishing-branches commit)))
(setq magit--rebase-public-edit-confirmed
(delete (magit-toplevel) magit--rebase-public-edit-confirmed))
(when (and branches
(or (not delay-edit-confirm)
;; The user might have stopped at a published commit
;; merely to add new commits *after* it. Try not to
;; ask users whether they really want to edit public
;; commits, when they don't actually intend to do so.
(not (--all-p (magit-rev-equal it commit) branches))))
(let ((m1 "Some of these commits have already been published to ")
(m2 ".\nDo you really want to modify them"))
(magit-confirm (or magit--rebase-published-symbol 'rebase-published)
(concat m1 "%s" m2)
(concat m1 "%i public branches" m2)
nil branches))
(push (magit-toplevel) magit--rebase-public-edit-confirmed)))
(if (magit-git-lines "rev-list" "--merges" (concat since "..HEAD"))
(magit-read-char-case "Proceed despite merge in rebase range? " nil
(?c "[c]ontinue" since)
(?s "[s]elect other" nil)
(?a "[a]bort" (user-error "Quit")))
since))
;;;###autoload
(defun magit-rebase-interactive (commit args)
"Start an interactive rebase sequence."
(interactive (list (magit-commit-at-point)
(magit-rebase-arguments)))
(magit-rebase-interactive-1 commit args
"Type %p on a commit to rebase it and all commits above it,"
nil t))
;;;###autoload
(defun magit-rebase-autosquash (args)
"Combine squash and fixup commits with their intended targets."
(interactive (list (magit-rebase-arguments)))
(magit-rebase-interactive-1 :merge-base (cons "--autosquash" args)
"Type %p on a commit to squash into it and then rebase as necessary,"
"true" nil t))
;;;###autoload
(defun magit-rebase-edit-commit (commit args)
"Edit a single older commit using rebase."
(interactive (list (magit-commit-at-point)
(magit-rebase-arguments)))
(magit-rebase-interactive-1 commit args
"Type %p on a commit to edit it,"
(concat magit-perl-executable
" -i -p -e '++$x if not $x and s/^pick/edit/'")
t))
;;;###autoload
(defun magit-rebase-reword-commit (commit args)
"Reword a single older commit using rebase."
(interactive (list (magit-commit-at-point)
(magit-rebase-arguments)))
(magit-rebase-interactive-1 commit args
"Type %p on a commit to reword its message,"
(concat magit-perl-executable
" -i -p -e '++$x if not $x and s/^pick/reword/'")))
;;;###autoload
(defun magit-rebase-remove-commit (commit args)
"Remove a single older commit using rebase."
(interactive (list (magit-commit-at-point)
(magit-rebase-arguments)))
(magit-rebase-interactive-1 commit args
"Type %p on a commit to remove it,"
(concat magit-perl-executable
" -i -p -e '++$x if not $x and s/^pick/# pick/'")
nil nil t))
;;;###autoload
(defun magit-rebase-continue (&optional noedit)
"Restart the current rebasing operation.
In some cases this pops up a commit message buffer for you do
edit. With a prefix argument the old message is reused as-is."
(interactive "P")
(if (magit-rebase-in-progress-p)
(if (magit-anything-unstaged-p t)
(user-error "Cannot continue rebase with unstaged changes")
(when (and (magit-anything-staged-p)
(file-exists-p (magit-git-dir "rebase-merge"))
(not (member (magit-toplevel)
magit--rebase-public-edit-confirmed)))
(magit-commit-amend-assert))
(if noedit
(let ((process-environment process-environment))
(push "GIT_EDITOR=true" process-environment)
(magit-run-git-async "rebase" "--continue")
(set-process-sentinel magit-this-process
#'magit-sequencer-process-sentinel)
magit-this-process)
(magit-run-git-sequencer "rebase" "--continue")))
(user-error "No rebase in progress")))
;;;###autoload
(defun magit-rebase-skip ()
"Skip the current commit and restart the current rebase operation."
(interactive)
(unless (magit-rebase-in-progress-p)
(user-error "No rebase in progress"))
(magit-run-git-sequencer "rebase" "--skip"))
;;;###autoload
(defun magit-rebase-edit ()
"Edit the todo list of the current rebase operation."
(interactive)
(unless (magit-rebase-in-progress-p)
(user-error "No rebase in progress"))
(magit-run-git-sequencer "rebase" "--edit-todo"))
;;;###autoload
(defun magit-rebase-abort ()
"Abort the current rebase operation, restoring the original branch."
(interactive)
(unless (magit-rebase-in-progress-p)
(user-error "No rebase in progress"))
(magit-confirm 'abort-rebase "Abort this rebase")
(magit-run-git "rebase" "--abort"))
(defun magit-rebase-in-progress-p ()
"Return t if a rebase is in progress."
(or (file-exists-p (magit-git-dir "rebase-merge"))
(file-exists-p (magit-git-dir "rebase-apply/onto"))))
;;; Sections
(defun magit-insert-sequencer-sequence ()
"Insert section for the on-going cherry-pick or revert sequence.
If no such sequence is in progress, do nothing."
(let ((picking (magit-cherry-pick-in-progress-p)))
(when (or picking (magit-revert-in-progress-p))
(magit-insert-section (sequence)
(magit-insert-heading (if picking "Cherry Picking" "Reverting"))
(when-let ((lines
(cdr (magit-file-lines (magit-git-dir "sequencer/todo")))))
(dolist (line (nreverse lines))
(when (string-match
"^\\(pick\\|revert\\) \\([^ ]+\\) \\(.*\\)$" line)
(magit-bind-match-strings (cmd hash msg) line
(magit-insert-section (commit hash)
(insert (propertize cmd 'face 'magit-sequence-pick)
" " (propertize hash 'face 'magit-hash)
" " msg "\n"))))))
(magit-sequence-insert-sequence
(magit-file-line (magit-git-dir (if picking
"CHERRY_PICK_HEAD"
"REVERT_HEAD")))
(magit-file-line (magit-git-dir "sequencer/head")))
(insert "\n")))))
(defun magit-insert-am-sequence ()
"Insert section for the on-going patch applying sequence.
If no such sequence is in progress, do nothing."
(when (magit-am-in-progress-p)
(magit-insert-section (rebase-sequence)
(magit-insert-heading "Applying patches")
(let ((patches (nreverse (magit-rebase-patches)))
patch commit)
(while patches
(setq patch (pop patches))
(setq commit (magit-rev-verify-commit
(cadr (split-string (magit-file-line patch)))))
(cond ((and commit patches)
(magit-sequence-insert-commit
"pick" commit 'magit-sequence-pick))
(patches
(magit-sequence-insert-am-patch
"pick" patch 'magit-sequence-pick))
(commit
(magit-sequence-insert-sequence commit "ORIG_HEAD"))
(t
(magit-sequence-insert-am-patch
"stop" patch 'magit-sequence-stop)
(magit-sequence-insert-sequence nil "ORIG_HEAD")))))
(insert ?\n))))
(defun magit-sequence-insert-am-patch (type patch face)
(magit-insert-section (file patch)
(let ((title
(with-temp-buffer
(insert-file-contents patch nil nil 4096)
(unless (re-search-forward "^Subject: " nil t)
(goto-char (point-min)))
(buffer-substring (point) (line-end-position)))))
(insert (propertize type 'face face)
?\s (propertize (file-name-nondirectory patch) 'face 'magit-hash)
?\s title
?\n))))
(defun magit-insert-rebase-sequence ()
"Insert section for the on-going rebase sequence.
If no such sequence is in progress, do nothing."
(when (magit-rebase-in-progress-p)
(let* ((interactive (file-directory-p (magit-git-dir "rebase-merge")))
(dir (if interactive "rebase-merge/" "rebase-apply/"))
(name (-> (concat dir "head-name") magit-git-dir magit-file-line))
(onto (-> (concat dir "onto") magit-git-dir magit-file-line))
(onto (or (magit-rev-name onto name)
(magit-rev-name onto "refs/heads/*") onto))
(name (or (magit-rev-name name "refs/heads/*") name)))
(magit-insert-section (rebase-sequence)
(magit-insert-heading (format "Rebasing %s onto %s" name onto))
(if interactive
(magit-rebase-insert-merge-sequence onto)
(magit-rebase-insert-apply-sequence onto))
(insert ?\n)))))
(defun magit-rebase-insert-merge-sequence (onto)
(let (exec)
(dolist (line (nreverse
(magit-file-lines
(magit-git-dir "rebase-merge/git-rebase-todo"))))
(cond ((string-prefix-p "exec" line)
(setq exec (substring line 5)))
((string-match (format "^\\([^%c ]+\\) \\([^ ]+\\) .*$"
(string-to-char
(or (magit-get "core.commentChar") "#")))
line)
(magit-bind-match-strings (action hash) line
(unless (equal action "exec")
(magit-sequence-insert-commit
action hash 'magit-sequence-pick exec)))
(setq exec nil)))))
(magit-sequence-insert-sequence
(magit-file-line (magit-git-dir "rebase-merge/stopped-sha"))
onto
(--when-let (magit-file-lines (magit-git-dir "rebase-merge/done"))
(cadr (split-string (car (last it)))))))
(defun magit-rebase-insert-apply-sequence (onto)
(let ((rewritten
(--map (car (split-string it))
(magit-file-lines (magit-git-dir "rebase-apply/rewritten"))))
(stop (magit-file-line (magit-git-dir "rebase-apply/original-commit"))))
(dolist (patch (nreverse (cdr (magit-rebase-patches))))
(let ((hash (cadr (split-string (magit-file-line patch)))))
(unless (or (member hash rewritten)
(equal hash stop))
(magit-sequence-insert-commit "pick" hash 'magit-sequence-pick)))))
(magit-sequence-insert-sequence
(magit-file-line (magit-git-dir "rebase-apply/original-commit"))
onto))
(defun magit-rebase-patches ()
(directory-files (magit-git-dir "rebase-apply") t "^[0-9]\\{4\\}$"))
(defun magit-sequence-insert-sequence (stop onto &optional orig)
(let ((head (magit-rev-parse "HEAD")) done)
(setq onto (if onto (magit-rev-parse onto) head))
(setq done (magit-git-lines "log" "--format=%H" (concat onto "..HEAD")))
(when (and stop (not (member stop done)))
(let ((id (magit-patch-id stop)))
(--if-let (--first (equal (magit-patch-id it) id) done)
(setq stop it)
(cond
((--first (magit-rev-equal it stop) done)
;; The commit's testament has been executed.
(magit-sequence-insert-commit "void" stop 'magit-sequence-drop))
;; The faith of the commit is still undecided...
((magit-anything-unmerged-p)
;; ...and time travel isn't for the faint of heart.
(magit-sequence-insert-commit "join" stop 'magit-sequence-part))
((magit-anything-modified-p t)
;; ...and the dust hasn't settled yet...
(magit-sequence-insert-commit
(let* ((magit--refresh-cache nil)
(staged (magit-commit-tree "oO" nil "HEAD"))
(unstaged (magit-commit-worktree "oO" "--reset")))
(cond
;; ...but we could end up at the same tree just by committing.
((or (magit-rev-equal staged stop)
(magit-rev-equal unstaged stop)) "goal")
;; ...but the changes are still there, untainted.
((or (equal (magit-patch-id staged) id)
(equal (magit-patch-id unstaged) id)) "same")
;; ...and some changes are gone and/or others were added.
(t "work")))
stop 'magit-sequence-part))
;; The commit is definitely gone...
((--first (magit-rev-equal it stop) done)
;; ...but all of its changes are still in effect.
(magit-sequence-insert-commit "poof" stop 'magit-sequence-drop))
(t
;; ...and some changes are gone and/or other changes were added.
(magit-sequence-insert-commit "gone" stop 'magit-sequence-drop)))
(setq stop nil))))
(dolist (rev done)
(apply 'magit-sequence-insert-commit
(cond ((equal rev stop)
;; ...but its reincarnation lives on.
;; Or it didn't die in the first place.
(list (if (and (equal rev head)
(equal (magit-patch-id rev)
(magit-patch-id orig)))
"stop" ; We haven't done anything yet.
"like") ; There are new commits.
rev (if (equal rev head)
'magit-sequence-head
'magit-sequence-stop)))
((equal rev head)
(list "done" rev 'magit-sequence-head))
(t
(list "done" rev 'magit-sequence-done)))))
(magit-sequence-insert-commit "onto" onto
(if (equal onto head)
'magit-sequence-head
'magit-sequence-onto))))
(defun magit-sequence-insert-commit (type hash face &optional exec)
(magit-insert-section (commit hash)
(magit-insert-heading
(propertize type 'face face) "\s"
(magit-format-rev-summary hash) "\n")
(when exec
(insert (propertize "exec" 'face 'magit-sequence-onto) "\s" exec "\n"))))
(provide 'magit-sequence)
;;; magit-sequence.el ends here