path: root/contrib/emacs
diff options
authorAlexandre Julliard <>2008-11-23 13:16:22 (GMT)
committerAlexandre Julliard <>2009-02-07 12:48:48 (GMT)
commitc375e9d04cbcaaca7ae459437d185eda0a4472b4 (patch)
tree194d232d9a22f437934344e540cbe3eaa227314f /contrib/emacs
parentba743d1b0ce0b44c797c0de06c9db2781e4d1fdd (diff)
git.el: Add a checkout command.
Prompts for a branch name and checks it out. Bound to C-c C-o by default. Based on a patch by RĂ©mi Vanicat <>. Signed-off-by: Alexandre Julliard <>
Diffstat (limited to 'contrib/emacs')
1 files changed, 31 insertions, 2 deletions
diff --git a/contrib/emacs/git.el b/contrib/emacs/git.el
index 09e8bae..5ce9bf1 100644
--- a/contrib/emacs/git.el
+++ b/contrib/emacs/git.el
@@ -39,10 +39,8 @@
;; - renaming files from the status buffer
;; - creating tags
;; - fetch/pull
-;; - switching branches
;; - revlist browser
;; - git-show-branch browser
-;; - menus
(eval-when-compile (require 'cl))
@@ -397,6 +395,17 @@ the process output as a string, or nil if the git command failed."
(unless newval (push "-d" args))
(apply 'git-call-process-display-error "update-ref" args)))
+(defun git-for-each-ref (&rest specs)
+ "Return a list of refs using git-for-each-ref.
+Each entry is a cons of (SHORT-NAME . FULL-NAME)."
+ (let (refs)
+ (with-temp-buffer
+ (apply #'git-call-process t "for-each-ref" "--format=%(refname)" specs)
+ (goto-char (point-min))
+ (while (re-search-forward "^[^/\n]+/[^/\n]+/\\(.+\\)$" nil t)
+ (push (cons (match-string 1) (match-string 0)) refs)))
+ (nreverse refs)))
(defun git-read-tree (tree &optional index-file)
"Read a tree into the index file."
(let ((process-environment
@@ -1356,6 +1365,24 @@ Return the list of files that haven't been handled."
(push (match-string 1) files)))
+(defun git-read-commit-name (prompt &optional default)
+ "Ask for a commit name, with completion for local branch, remote branch and tag."
+ (completing-read prompt
+ (list* "HEAD" "ORIG_HEAD" "FETCH_HEAD" (mapcar #'car (git-for-each-ref)))
+ nil nil nil nil default))
+(defun git-checkout (branch &optional merge)
+ "Checkout a branch, tag, or any commit.
+Use a prefix arg if git should merge while checking out."
+ (interactive
+ (list (git-read-commit-name "Checkout: ")
+ current-prefix-arg))
+ (unless git-status (error "Not in git-status buffer."))
+ (let ((args (list branch "--")))
+ (when merge (push "-m" args))
+ (when (apply #'git-call-process-display-error "checkout" args)
+ (git-update-status-files))))
(defun git-amend-commit ()
"Undo the last commit on HEAD, and set things up to commit an
amended version of it."
@@ -1471,6 +1498,7 @@ amended version of it."
(define-key map "\M-\C-?" 'git-unmark-all)
; the commit submap
(define-key commit-map "\C-a" 'git-amend-commit)
+ (define-key commit-map "\C-o" 'git-checkout)
; the diff submap
(define-key diff-map "b" 'git-diff-file-base)
(define-key diff-map "c" 'git-diff-file-combined)
@@ -1491,6 +1519,7 @@ amended version of it."
["Refresh" git-refresh-status t]
["Commit" git-commit-file t]
+ ["Checkout..." git-checkout t]
["Next Unmerged File" git-next-unmerged-file t]
["Prev Unmerged File" git-prev-unmerged-file t]