nix-conf-zsh/zsh/wunjo/zgitinit

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2021-11-16 16:17:57 +02:00
##
## Load with `autoload -U zgitinit; zgitinit'
##
typeset -gA zgit_info
zgit_info=()
zgit_chpwd_hook() {
zgit_info_update
}
zgit_preexec_hook() {
if [[ $2 == git\ * ]] || [[ $2 == *\ git\ * ]]; then
zgit_precmd_do_update=1
fi
}
zgit_precmd_hook() {
if [ $zgit_precmd_do_update ]; then
unset zgit_precmd_do_update
zgit_info_update
fi
}
zgit_info_update() {
zgit_info=()
local gitdir="$(git rev-parse --git-dir 2>/dev/null)"
if [ $? -ne 0 ] || [ -z "$gitdir" ]; then
return
fi
zgit_info[dir]=$gitdir
zgit_info[bare]=$(git rev-parse --is-bare-repository)
zgit_info[inwork]=$(git rev-parse --is-inside-work-tree)
}
zgit_isgit() {
if [ -z "$zgit_info[dir]" ]; then
return 1
else
return 0
fi
}
zgit_inworktree() {
zgit_isgit || return
if [ "$zgit_info[inwork]" = "true" ]; then
return 0
else
return 1
fi
}
zgit_isbare() {
zgit_isgit || return
if [ "$zgit_info[bare]" = "true" ]; then
return 0
else
return 1
fi
}
zgit_head() {
zgit_isgit || return 1
if [ -z "$zgit_info[head]" ]; then
local name=''
name=$(git symbolic-ref -q HEAD)
if [ $? -eq 0 ]; then
if [[ $name == refs/(heads|tags)/* ]]; then
name=${name#refs/(heads|tags)/}
fi
else
name=$(git name-rev --name-only --no-undefined --always HEAD)
if [ $? -ne 0 ]; then
return 1
elif [[ $name == remotes/* ]]; then
name=${name#remotes/}
fi
fi
zgit_info[head]=$name
fi
echo $zgit_info[head]
}
zgit_branch() {
zgit_isgit || return 1
zgit_isbare && return 1
if [ -z "$zgit_info[branch]" ]; then
local branch=$(git symbolic-ref HEAD 2>/dev/null)
if [ $? -eq 0 ]; then
branch=${branch##*/}
else
branch=$(git name-rev --name-only --always HEAD)
fi
zgit_info[branch]=$branch
fi
echo $zgit_info[branch]
return 0
}
zgit_tracking_remote() {
zgit_isgit || return 1
zgit_isbare && return 1
local branch
if [ -n "$1" ]; then
branch=$1
elif [ -z "$zgit_info[branch]" ]; then
branch=$(zgit_branch)
[ $? -ne 0 ] && return 1
else
branch=$zgit_info[branch]
fi
local k="tracking_$branch"
local remote
if [ -z "$zgit_info[$k]" ]; then
remote=$(git config branch.$branch.remote)
zgit_info[$k]=$remote
fi
echo $zgit_info[$k]
return 0
}
zgit_tracking_merge() {
zgit_isgit || return 1
zgit_isbare && return 1
local branch
if [ -z "$zgit_info[branch]" ]; then
branch=$(zgit_branch)
[ $? -ne 0 ] && return 1
else
branch=$zgit_info[branch]
fi
local remote=$(zgit_tracking_remote $branch)
[ $? -ne 0 ] && return 1
if [ -n "$remote" ]; then # tracking branch
local merge=$(git config branch.$branch.merge)
if [ $remote != "." ]; then
merge=$remote/$(basename $merge)
fi
echo $merge
return 0
else
return 1
fi
}
zgit_isindexclean() {
zgit_isgit || return 1
if git diff --quiet --cached 2>/dev/null; then
return 0
else
return 1
fi
}
zgit_isworktreeclean() {
zgit_isgit || return 1
if [ -z "$(git ls-files --modified)" ]; then
return 0
else
return 1
fi
}
zgit_hasuntracked() {
zgit_isgit || return 1
local -a flist
flist=($(git ls-files --others --exclude-standard))
if [ $#flist -gt 0 ]; then
return 0
else
return 1
fi
}
zgit_hasunmerged() {
zgit_isgit || return 1
local -a flist
flist=($(git ls-files -u))
if [ $#flist -gt 0 ]; then
return 0
else
return 1
fi
}
zgit_svnhead() {
zgit_isgit || return 1
local commit=$1
if [ -z "$commit" ]; then
commit='HEAD'
fi
git svn find-rev $commit
}
zgit_rebaseinfo() {
zgit_isgit || return 1
if [ -d $zgit_info[dir]/rebase-merge ]; then
dotest=$zgit_info[dir]/rebase-merge
elif [ -d $zgit_info[dir]/.dotest-merge ]; then
dotest=$zgit_info[dir]/.dotest-merge
elif [ -d .dotest ]; then
dotest=.dotest
else
return 1
fi
zgit_info[dotest]=$dotest
zgit_info[rb_onto]=$(cat "$dotest/onto")
if [ -f "$dotest/upstream" ]; then
zgit_info[rb_upstream]=$(cat "$dotest/upstream")
else
zgit_info[rb_upstream]=
fi
if [ -f "$dotest/orig-head" ]; then
zgit_info[rb_head]=$(cat "$dotest/orig-head")
elif [ -f "$dotest/head" ]; then
zgit_info[rb_head]=$(cat "$dotest/head")
fi
zgit_info[rb_head_name]=$(cat "$dotest/head-name")
return 0
}
add-zsh-hook chpwd zgit_chpwd_hook
add-zsh-hook preexec zgit_preexec_hook
add-zsh-hook precmd zgit_precmd_hook
zgit_info_update
# vim:set ft=zsh: