зеркало из https://github.com/microsoft/git.git
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>
This commit is contained in:
Luke Shumaker
Junio C Hamano
Родитель
6d43585a68
Коммит
e2b11e4211
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@ -30,19 +30,19 @@ squash merge subtree changes as a single commit
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PATH=$PATH:$(git --exec-path)
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branch=
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debug=
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command=
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onto=
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rejoin=
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ignore_joins=
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annotate=
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squash=
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message=
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prefix=
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arg_debug=
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arg_command=
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arg_prefix=
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arg_split_branch=
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arg_split_onto=
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arg_split_rejoin=
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arg_split_ignore_joins=
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arg_split_annotate=
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arg_addmerge_squash=
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arg_addmerge_message=
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debug () {
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if test -n "$debug"
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if test -n "$arg_debug"
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then
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printf "%s\n" "$*" >&2
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fi
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@ -88,54 +88,54 @@ main () {
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GIT_QUIET=1
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;;
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-d)
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debug=1
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arg_debug=1
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;;
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--annotate)
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annotate="$1"
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arg_split_annotate="$1"
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shift
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;;
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--no-annotate)
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annotate=
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arg_split_annotate=
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;;
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-b)
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branch="$1"
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arg_split_branch="$1"
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shift
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;;
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-P)
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prefix="${1%/}"
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arg_prefix="${1%/}"
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shift
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;;
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-m)
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message="$1"
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arg_addmerge_message="$1"
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shift
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;;
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--no-prefix)
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prefix=
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arg_prefix=
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;;
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--onto)
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onto="$1"
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arg_split_onto="$1"
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shift
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;;
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--no-onto)
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onto=
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arg_split_onto=
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;;
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--rejoin)
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rejoin=1
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arg_split_rejoin=1
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;;
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--no-rejoin)
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rejoin=
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arg_split_rejoin=
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;;
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--ignore-joins)
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ignore_joins=1
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arg_split_ignore_joins=1
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;;
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--no-ignore-joins)
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ignore_joins=
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arg_split_ignore_joins=
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;;
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--squash)
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squash=1
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arg_addmerge_squash=1
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;;
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--no-squash)
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squash=
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arg_addmerge_squash=
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;;
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--)
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break
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@ -146,10 +146,10 @@ main () {
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esac
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done
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command="$1"
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arg_command="$1"
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shift
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case "$command" in
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case "$arg_command" in
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add|merge|pull)
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default=
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;;
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@ -157,31 +157,31 @@ main () {
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default="--default HEAD"
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;;
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*)
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die "Unknown command '$command'"
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die "Unknown command '$arg_command'"
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;;
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esac
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if test -z "$prefix"
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if test -z "$arg_prefix"
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then
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die "You must provide the --prefix option."
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fi
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case "$command" in
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case "$arg_command" in
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add)
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test -e "$prefix" &&
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die "prefix '$prefix' already exists."
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test -e "$arg_prefix" &&
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die "prefix '$arg_prefix' already exists."
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;;
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*)
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test -e "$prefix" ||
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die "'$prefix' does not exist; use 'git subtree add'"
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test -e "$arg_prefix" ||
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die "'$arg_prefix' does not exist; use 'git subtree add'"
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;;
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esac
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dir="$(dirname "$prefix/.")"
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dir="$(dirname "$arg_prefix/.")"
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if test "$command" != "pull" &&
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test "$command" != "add" &&
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test "$command" != "push"
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if test "$arg_command" != "pull" &&
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test "$arg_command" != "add" &&
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test "$arg_command" != "push"
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then
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revs=$(git rev-parse $default --revs-only "$@") || exit $?
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dirs=$(git rev-parse --no-revs --no-flags "$@") || exit $?
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@ -192,14 +192,14 @@ main () {
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fi
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fi
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debug "command: {$command}"
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debug "command: {$arg_command}"
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debug "quiet: {$GIT_QUIET}"
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debug "revs: {$revs}"
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debug "dir: {$dir}"
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debug "opts: {$*}"
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debug
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"cmd_$command" "$@"
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"cmd_$arg_command" "$@"
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}
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cache_setup () {
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@ -333,7 +333,7 @@ find_existing_splits () {
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main=
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sub=
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local grep_format="^git-subtree-dir: $dir/*\$"
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if test -n "$ignore_joins"
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if test -n "$arg_split_ignore_joins"
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then
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grep_format="^Add '$dir/' from commit '"
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fi
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@ -394,7 +394,7 @@ copy_commit () {
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GIT_COMMITTER_EMAIL \
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GIT_COMMITTER_DATE
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(
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printf "%s" "$annotate"
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printf "%s" "$arg_split_annotate"
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cat
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) |
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git commit-tree "$2" $3 # reads the rest of stdin
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@ -405,9 +405,9 @@ add_msg () {
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dir="$1"
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latest_old="$2"
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latest_new="$3"
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if test -n "$message"
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if test -n "$arg_addmerge_message"
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then
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commit_message="$message"
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commit_message="$arg_addmerge_message"
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else
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commit_message="Add '$dir/' from commit '$latest_new'"
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fi
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@ -421,9 +421,9 @@ add_msg () {
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}
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add_squashed_msg () {
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if test -n "$message"
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if test -n "$arg_addmerge_message"
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then
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echo "$message"
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echo "$arg_addmerge_message"
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else
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echo "Merge commit '$1' as '$2'"
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fi
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@ -433,9 +433,9 @@ rejoin_msg () {
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dir="$1"
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latest_old="$2"
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latest_new="$3"
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if test -n "$message"
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if test -n "$arg_addmerge_message"
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then
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commit_message="$message"
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commit_message="$arg_addmerge_message"
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else
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commit_message="Split '$dir/' into commit '$latest_new'"
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fi
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@ -722,7 +722,7 @@ cmd_add_commit () {
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headp=
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fi
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if test -n "$squash"
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if test -n "$arg_addmerge_squash"
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then
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rev=$(new_squash_commit "" "" "$rev") || exit $?
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commit=$(add_squashed_msg "$rev" "$dir" |
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@ -741,10 +741,10 @@ cmd_split () {
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debug "Splitting $dir..."
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cache_setup || exit $?
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if test -n "$onto"
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if test -n "$arg_split_onto"
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then
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debug "Reading history for --onto=$onto..."
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git rev-list $onto |
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debug "Reading history for --onto=$arg_split_onto..."
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git rev-list $arg_split_onto |
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while read rev
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do
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# the 'onto' history is already just the subdir, so
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@ -776,7 +776,7 @@ cmd_split () {
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die "No new revisions were found"
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fi
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if test -n "$rejoin"
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if test -n "$arg_split_rejoin"
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then
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debug "Merging split branch into HEAD..."
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latest_old=$(cache_get latest_old) || exit $?
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@ -785,21 +785,21 @@ cmd_split () {
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-m "$(rejoin_msg "$dir" "$latest_old" "$latest_new")" \
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"$latest_new" >&2 || exit $?
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fi
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if test -n "$branch"
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if test -n "$arg_split_branch"
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then
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if rev_exists "refs/heads/$branch"
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if rev_exists "refs/heads/$arg_split_branch"
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then
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if ! git merge-base --is-ancestor "$branch" "$latest_new"
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if ! git merge-base --is-ancestor "$arg_split_branch" "$latest_new"
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then
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die "Branch '$branch' is not an ancestor of commit '$latest_new'."
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die "Branch '$arg_split_branch' is not an ancestor of commit '$latest_new'."
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fi
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action='Updated'
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else
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action='Created'
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fi
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git update-ref -m 'subtree split' \
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"refs/heads/$branch" "$latest_new" || exit $?
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say >&2 "$action branch '$branch'"
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"refs/heads/$arg_split_branch" "$latest_new" || exit $?
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say >&2 "$action branch '$arg_split_branch'"
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fi
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echo "$latest_new"
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exit 0
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@ -810,7 +810,7 @@ cmd_merge () {
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ensure_single_rev $rev
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ensure_clean
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if test -n "$squash"
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if test -n "$arg_addmerge_squash"
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then
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first_split="$(find_latest_squash "$dir")" || exit $?
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if test -z "$first_split"
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@ -830,12 +830,12 @@ cmd_merge () {
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rev="$new"
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fi
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if test -n "$message"
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if test -n "$arg_addmerge_message"
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then
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git merge -Xsubtree="$prefix" \
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--message="$message" "$rev"
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git merge -Xsubtree="$arg_prefix" \
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--message="$arg_addmerge_message" "$rev"
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else
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git merge -Xsubtree="$prefix" $rev
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git merge -Xsubtree="$arg_prefix" $rev
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fi
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}
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@ -863,7 +863,7 @@ cmd_push () {
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repository=$1
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refspec=$2
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echo "git push using: " "$repository" "$refspec"
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localrev=$(git subtree split --prefix="$prefix") || die
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localrev=$(git subtree split --prefix="$arg_prefix") || die
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git push "$repository" "$localrev":"refs/heads/$refspec"
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else
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die "'$dir' must already exist. Try 'git subtree add'."
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