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authorLuke Shumaker <lukeshu@datawire.io>2021-04-27 21:17:35 (GMT)
committerJunio C Hamano <gitster@pobox.com>2021-04-28 07:47:18 (GMT)
commite2b11e42110f3c7082b4a5547eb535b0be6153e5 (patch)
tree42bc00db9580a7d93f083ced92d4155bad93091d /contrib/subtree/git-subtree.sh
parent6d43585a6865493b68e64f0b100ae801ed15d806 (diff)
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subtree: use more explicit variable names for cmdline args
Make it painfully obvious when reading the code which variables are direct parsings of command line arguments. Signed-off-by: Luke Shumaker <lukeshu@datawire.io> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'contrib/subtree/git-subtree.sh')
-rwxr-xr-xcontrib/subtree/git-subtree.sh132
1 files changed, 66 insertions, 66 deletions
diff --git a/contrib/subtree/git-subtree.sh b/contrib/subtree/git-subtree.sh
index bb4934d..d7de4b0 100755
--- a/contrib/subtree/git-subtree.sh
+++ b/contrib/subtree/git-subtree.sh
@@ -30,19 +30,19 @@ squash merge subtree changes as a single commit
PATH=$PATH:$(git --exec-path)
-branch=
-debug=
-command=
-onto=
-rejoin=
-ignore_joins=
-annotate=
-squash=
-message=
-prefix=
+arg_debug=
+arg_command=
+arg_prefix=
+arg_split_branch=
+arg_split_onto=
+arg_split_rejoin=
+arg_split_ignore_joins=
+arg_split_annotate=
+arg_addmerge_squash=
+arg_addmerge_message=
debug () {
- if test -n "$debug"
+ if test -n "$arg_debug"
then
printf "%s\n" "$*" >&2
fi
@@ -88,54 +88,54 @@ main () {
GIT_QUIET=1
;;
-d)
- debug=1
+ arg_debug=1
;;
--annotate)
- annotate="$1"
+ arg_split_annotate="$1"
shift
;;
--no-annotate)
- annotate=
+ arg_split_annotate=
;;
-b)
- branch="$1"
+ arg_split_branch="$1"
shift
;;
-P)
- prefix="${1%/}"
+ arg_prefix="${1%/}"
shift
;;
-m)
- message="$1"
+ arg_addmerge_message="$1"
shift
;;
--no-prefix)
- prefix=
+ arg_prefix=
;;
--onto)
- onto="$1"
+ arg_split_onto="$1"
shift
;;
--no-onto)
- onto=
+ arg_split_onto=
;;
--rejoin)
- rejoin=1
+ arg_split_rejoin=1
;;
--no-rejoin)
- rejoin=
+ arg_split_rejoin=
;;
--ignore-joins)
- ignore_joins=1
+ arg_split_ignore_joins=1
;;
--no-ignore-joins)
- ignore_joins=
+ arg_split_ignore_joins=
;;
--squash)
- squash=1
+ arg_addmerge_squash=1
;;
--no-squash)
- squash=
+ arg_addmerge_squash=
;;
--)
break
@@ -146,10 +146,10 @@ main () {
esac
done
- command="$1"
+ arg_command="$1"
shift
- case "$command" in
+ case "$arg_command" in
add|merge|pull)
default=
;;
@@ -157,31 +157,31 @@ main () {
default="--default HEAD"
;;
*)
- die "Unknown command '$command'"
+ die "Unknown command '$arg_command'"
;;
esac
- if test -z "$prefix"
+ if test -z "$arg_prefix"
then
die "You must provide the --prefix option."
fi
- case "$command" in
+ case "$arg_command" in
add)
- test -e "$prefix" &&
- die "prefix '$prefix' already exists."
+ test -e "$arg_prefix" &&
+ die "prefix '$arg_prefix' already exists."
;;
*)
- test -e "$prefix" ||
- die "'$prefix' does not exist; use 'git subtree add'"
+ test -e "$arg_prefix" ||
+ die "'$arg_prefix' does not exist; use 'git subtree add'"
;;
esac
- dir="$(dirname "$prefix/.")"
+ dir="$(dirname "$arg_prefix/.")"
- if test "$command" != "pull" &&
- test "$command" != "add" &&
- test "$command" != "push"
+ if test "$arg_command" != "pull" &&
+ test "$arg_command" != "add" &&
+ test "$arg_command" != "push"
then
revs=$(git rev-parse $default --revs-only "$@") || exit $?
dirs=$(git rev-parse --no-revs --no-flags "$@") || exit $?
@@ -192,14 +192,14 @@ main () {
fi
fi
- debug "command: {$command}"
+ debug "command: {$arg_command}"
debug "quiet: {$GIT_QUIET}"
debug "revs: {$revs}"
debug "dir: {$dir}"
debug "opts: {$*}"
debug
- "cmd_$command" "$@"
+ "cmd_$arg_command" "$@"
}
cache_setup () {
@@ -333,7 +333,7 @@ find_existing_splits () {
main=
sub=
local grep_format="^git-subtree-dir: $dir/*\$"
- if test -n "$ignore_joins"
+ if test -n "$arg_split_ignore_joins"
then
grep_format="^Add '$dir/' from commit '"
fi
@@ -394,7 +394,7 @@ copy_commit () {
GIT_COMMITTER_EMAIL \
GIT_COMMITTER_DATE
(
- printf "%s" "$annotate"
+ printf "%s" "$arg_split_annotate"
cat
) |
git commit-tree "$2" $3 # reads the rest of stdin
@@ -405,9 +405,9 @@ add_msg () {
dir="$1"
latest_old="$2"
latest_new="$3"
- if test -n "$message"
+ if test -n "$arg_addmerge_message"
then
- commit_message="$message"
+ commit_message="$arg_addmerge_message"
else
commit_message="Add '$dir/' from commit '$latest_new'"
fi
@@ -421,9 +421,9 @@ add_msg () {
}
add_squashed_msg () {
- if test -n "$message"
+ if test -n "$arg_addmerge_message"
then
- echo "$message"
+ echo "$arg_addmerge_message"
else
echo "Merge commit '$1' as '$2'"
fi
@@ -433,9 +433,9 @@ rejoin_msg () {
dir="$1"
latest_old="$2"
latest_new="$3"
- if test -n "$message"
+ if test -n "$arg_addmerge_message"
then
- commit_message="$message"
+ commit_message="$arg_addmerge_message"
else
commit_message="Split '$dir/' into commit '$latest_new'"
fi
@@ -722,7 +722,7 @@ cmd_add_commit () {
headp=
fi
- if test -n "$squash"
+ if test -n "$arg_addmerge_squash"
then
rev=$(new_squash_commit "" "" "$rev") || exit $?
commit=$(add_squashed_msg "$rev" "$dir" |
@@ -741,10 +741,10 @@ cmd_split () {
debug "Splitting $dir..."
cache_setup || exit $?
- if test -n "$onto"
+ if test -n "$arg_split_onto"
then
- debug "Reading history for --onto=$onto..."
- git rev-list $onto |
+ debug "Reading history for --onto=$arg_split_onto..."
+ git rev-list $arg_split_onto |
while read rev
do
# the 'onto' history is already just the subdir, so
@@ -776,7 +776,7 @@ cmd_split () {
die "No new revisions were found"
fi
- if test -n "$rejoin"
+ if test -n "$arg_split_rejoin"
then
debug "Merging split branch into HEAD..."
latest_old=$(cache_get latest_old) || exit $?
@@ -785,21 +785,21 @@ cmd_split () {
-m "$(rejoin_msg "$dir" "$latest_old" "$latest_new")" \
"$latest_new" >&2 || exit $?
fi
- if test -n "$branch"
+ if test -n "$arg_split_branch"
then
- if rev_exists "refs/heads/$branch"
+ if rev_exists "refs/heads/$arg_split_branch"
then
- if ! git merge-base --is-ancestor "$branch" "$latest_new"
+ if ! git merge-base --is-ancestor "$arg_split_branch" "$latest_new"
then
- die "Branch '$branch' is not an ancestor of commit '$latest_new'."
+ die "Branch '$arg_split_branch' is not an ancestor of commit '$latest_new'."
fi
action='Updated'
else
action='Created'
fi
git update-ref -m 'subtree split' \
- "refs/heads/$branch" "$latest_new" || exit $?
- say >&2 "$action branch '$branch'"
+ "refs/heads/$arg_split_branch" "$latest_new" || exit $?
+ say >&2 "$action branch '$arg_split_branch'"
fi
echo "$latest_new"
exit 0
@@ -810,7 +810,7 @@ cmd_merge () {
ensure_single_rev $rev
ensure_clean
- if test -n "$squash"
+ if test -n "$arg_addmerge_squash"
then
first_split="$(find_latest_squash "$dir")" || exit $?
if test -z "$first_split"
@@ -830,12 +830,12 @@ cmd_merge () {
rev="$new"
fi
- if test -n "$message"
+ if test -n "$arg_addmerge_message"
then
- git merge -Xsubtree="$prefix" \
- --message="$message" "$rev"
+ git merge -Xsubtree="$arg_prefix" \
+ --message="$arg_addmerge_message" "$rev"
else
- git merge -Xsubtree="$prefix" $rev
+ git merge -Xsubtree="$arg_prefix" $rev
fi
}
@@ -863,7 +863,7 @@ cmd_push () {
repository=$1
refspec=$2
echo "git push using: " "$repository" "$refspec"
- localrev=$(git subtree split --prefix="$prefix") || die
+ localrev=$(git subtree split --prefix="$arg_prefix") || die
git push "$repository" "$localrev":"refs/heads/$refspec"
else
die "'$dir' must already exist. Try 'git subtree add'."