mergetool--lib: list user configured tools in '--tool-help'

Signed-off-by: John Keeping <john@keeping.me.uk>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
John Keeping 2013-01-30 19:55:46 +00:00 committed by Junio C Hamano
parent 17a1f1c5b7
commit 665682c9fd

View File

@ -19,9 +19,24 @@ is_available () {
type "$merge_tool_path" >/dev/null 2>&1
}
list_config_tools () {
section=$1
line_prefix=${2:-}
git config --get-regexp $section'\..*\.cmd' |
while read -r key value
do
toolname=${key#$section.}
toolname=${toolname%.cmd}
printf "%s%s\n" "$line_prefix" "$toolname"
done
}
show_tool_names () {
condition=${1:-true} per_line_prefix=${2:-} preamble=${3:-}
not_found_msg=${4:-}
extra_content=${5:-}
shown_any=
( cd "$MERGE_TOOLS_DIR" && ls ) | {
@ -40,6 +55,19 @@ show_tool_names () {
fi
done
if test -n "$extra_content"
then
if test -n "$preamble"
then
# Note: no '\n' here since we don't want a
# blank line if there is no initial content.
printf "%s" "$preamble"
preamble=
fi
shown_any=yes
printf "\n%s\n" "$extra_content"
fi
if test -n "$preamble" && test -n "$not_found_msg"
then
printf "%s\n" "$not_found_msg"
@ -254,9 +282,20 @@ show_tool_help () {
any_shown=no
cmd_name=${TOOL_MODE}tool
config_tools=$({
diff_mode && list_config_tools difftool "$tab$tab"
list_config_tools mergetool "$tab$tab"
} | sort)
extra_content=
if test -n "$config_tools"
then
extra_content="${tab}user-defined:${LF}$config_tools"
fi
show_tool_names 'mode_ok && is_available' "$tab$tab" \
"$tool_opt may be set to one of the following:" \
"No suitable tool for 'git $cmd_name --tool=<tool>' found." &&
"No suitable tool for 'git $cmd_name --tool=<tool>' found." \
"$extra_content" &&
any_shown=yes
show_tool_names 'mode_ok && ! is_available' "$tab$tab" \