This new configuration variable executes 'git stash' before attempting
to merge/rebase, and 'git stash pop' after a successful merge/rebase.
It makes it convenient for people to pull with dirty worktrees.
Signed-off-by: Ramkumar Ramachandra <artag...@gmail.com>
---
Documentation/config.txt | 5 ++++
Documentation/git-pull.txt | 7 ++++++
git-pull.sh | 26 ++++++++++++++++++--
t/t5521-pull-options.sh | 59 ++++++++++++++++++++++++++++++++++++++++++++++
4 files changed, 95 insertions(+), 2 deletions(-)
diff --git a/Documentation/config.txt b/Documentation/config.txt
index c1f435f..0becafe 100644
--- a/Documentation/config.txt
+++ b/Documentation/config.txt
@@ -1786,6 +1786,11 @@ pull.rebase::
of merging the default branch from the default remote when "git
pull" is run. See "branch.<name>.rebase" for setting this on a
per-branch basis.
+
+pull.autostash::
+ When true, automatically stash all changes before attempting to
+ merge/rebase, and pop the stash after a successful
+ merge/rebase.
+
*NOTE*: this is a possibly dangerous operation; do *not* use
it unless you understand the implications (see linkgit:git-rebase[1]
diff --git a/Documentation/git-pull.txt b/Documentation/git-pull.txt
index c975743..bb57c86 100644
--- a/Documentation/git-pull.txt
+++ b/Documentation/git-pull.txt
@@ -94,6 +94,13 @@ must be given before the options meant for 'git fetch'.
has to be called afterwards to bring the work tree up to date with the
merge result.
+--[no-]autostash::
+ When turned on, automatically stash all changes before
+ attempting to merge/rebase, and pop the stash after a
+ successful merge/rebase. Useful for people who want to pull
+ with a dirty worktree. This option can also be set via the
+ `pull.autostash` configuration variable.
+
Options related to merging
~~~~~~~~~~~~~~~~~~~~~~~~~~
diff --git a/git-pull.sh b/git-pull.sh
index 37e1cd4..ad8e494 100755
--- a/git-pull.sh
+++ b/git-pull.sh
@@ -48,6 +48,7 @@ if test -z "$rebase"
then
rebase=$(git config --bool pull.rebase)
fi
+autostash=$(git config --bool pull.autostash)
dry_run=
while :
do
@@ -116,6 +117,12 @@ do
--no-r|--no-re|--no-reb|--no-reba|--no-rebas|--no-rebase)
rebase=false
;;
+ --autostash)
+ autostash=true
+ ;;
+ --no-autostash)
+ autostash=false
+ ;;
--recurse-submodules)
recurse_submodules=--recurse-submodules
;;
@@ -196,7 +203,8 @@ test true = "$rebase" && {
then
die "$(gettext "updating an unborn branch with changes
added to the index")"
fi
- else
+ elif test "$autostash" = false
+ then
require_clean_work_tree "pull with rebase" "Please commit or
stash them."
fi
oldremoteref= &&
@@ -213,6 +221,12 @@ test true = "$rebase" && {
fi
done
}
+
+stash_required () {
+ ! (git diff-files --quiet --ignore-submodules &&
+ git diff-index --quiet --cached HEAD --ignore-submodules)
+}
+
orig_head=$(git rev-parse -q --verify HEAD)
git fetch $verbosity $progress $dry_run $recurse_submodules --update-head-ok
"$@" || exit 1
test -z "$dry_run" || exit 0
@@ -288,4 +302,12 @@ true)
eval="$eval \"\$merge_name\" HEAD $merge_head"
;;
esac
-eval "exec $eval"
+
+if test "$autostash" = true && stash_required
+then
+ git stash
+ eval "$eval"
+ test $? = 0 && git stash pop
+else
+ eval "exec $eval"
+fi
diff --git a/t/t5521-pull-options.sh b/t/t5521-pull-options.sh
index 4a804f0..cecacbc 100755
--- a/t/t5521-pull-options.sh
+++ b/t/t5521-pull-options.sh
@@ -90,4 +90,63 @@ test_expect_success 'git pull --all' '
)
'
+test_expect_success 'pull --autostash with clean worktree' '
+ mkdir clonedautostash &&
+ (cd clonedautostash &&
+ git init &&
+ git pull --autostash ../parent &&
+ test_must_fail test_path_is_file .git/refs/stash
+ test_commit one
+ ) &&
+ rm -rf clonedautostash
+'
+
+test_expect_success 'pull.autostash with clean worktree' '
+ mkdir clonedautostash &&
+ (cd clonedautostash &&
+ git init &&
+ test_config pull.autostash true &&
+ git pull ../parent &&
+ test_must_fail test_path_is_file .git/refs/stash
+ test_commit one
+ ) &&
+ rm -rf clonedautostash
+'
+
+test_expect_success 'pull.autostash without conflict' '
+ mkdir clonedautostash &&
+ (cd clonedautostash &&
+ git init &&
+ test_commit "root_commit" &&
+ cat >quux <<-\EOF &&
+ this is a non-conflicting file
+ EOF
+ git add quux &&
+ test_config pull.autostash true &&
+ git pull ../parent &&
+ test_must_fail test_path_is_file .git/refs/stash &&
+ test_path_is_file quux &&
+ test_commit one
+ ) &&
+ rm -rf clonedautostash
+'
+
+test_expect_success 'pull.autostash with conflict' '
+ mkdir clonedautostash &&
+ (cd clonedautostash &&
+ git init &&
+ test_commit "will_conflict" file "this is a conflicting file" &&
+ cat >quux <<-\EOF &&
+ this is a non-conflicting file
+ EOF
+ git add quux &&
+ test_config pull.autostash true &&
+ test_must_fail git pull ../parent &&
+ test_must_fail test_commit one &&
+ test_path_is_file .git/refs/stash &&
+ test_must_fail test_path_is_file quux
+ ) &&
+ rm -rf clonedautostash
+'
+
test_done
--
1.8.2.141.gad203c2.dirty
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