zimfw/src/tools/git.zsh.erb

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# This runs in a new shell
builtin emulate -L zsh
readonly -i PRINTLEVEL=${1} SUBMODULES=${8}
readonly ACTION=${2} MODULE=${3} DIR=${4} URL=${5} TYPE=${6} ONPULL=${9}
REV=${7}
print_error() {
print -u2 -PlR <%= clear_line %>"%F{red}<%= error %>%B${MODULE}:%b ${1}%f" ${2:+${(F):- ${(f)^2}}}
}
print_okay() {
if (( PRINTLEVEL > 0 )) print -PlR <%= clear_line %>"<%= okay %>%B${MODULE}:%b ${1}" ${2:+${(F):- ${(f)^2}}}
}
handle() {
if [[ -n ${ONPULL} ]]; then
if ! ERR=$(builtin cd -q ${DIR} 2>&1 && builtin eval ${ONPULL} 2>&1); then
print_error 'Error during on-pull' ${ERR}
return 1
elif [[ ${PRINTLEVEL} -gt 1 && -n ${ERR} ]]; then
builtin set ${1} ${2:+${2}$'\n'}"On-pull output:"$'\n'${ERR}
fi
fi
print_okay "${@}"
}
case ${ACTION} in
install)
if ERR=$(command git clone ${REV:+-b} ${REV} -q --config core.autocrlf=false ${${SUBMODULES:#0}:+--recursive} -- ${URL} ${DIR} 2>&1); then
handle Installed
else
print_error 'Error during git clone' ${ERR}
return 1
fi
;;
update)
if [[ ! -r ${DIR}/.git ]]; then
if (( PRINTLEVEL > 0 )); then
print -u2 -PR <%= clear_line %>"%F{yellow}<%= warn %>%B${MODULE}:%b Module was not installed using git. Will not try to update. Use zmodule option %B-z%b|%B--frozen%b to disable this warning.%f"
fi
return 0
fi
if [[ ${URL} != $(command git -C ${DIR} config --get remote.origin.url) ]]; then
print_error "URL does not match. Expected ${URL}. Will not try to update."
return 1
fi
if ! ERR=$(command git -C ${DIR} fetch -pq origin 2>&1); then
print_error 'Error during git fetch' ${ERR}
return 1
fi
if [[ ${TYPE} == tag ]]; then
if [[ ${REV} == $(command git -C ${DIR} describe --tags --exact-match 2>/dev/null) ]]; then
handle 'Already up to date'
return ${?}
fi
elif [[ -z ${REV} ]]; then
# Get HEAD remote branch
if ! ERR=$(command git -C ${DIR} remote set-head origin -a 2>&1); then
print_error 'Error during git remote set-head' ${ERR}
return 1
fi
if REV=$(command git -C ${DIR} symbolic-ref --short refs/remotes/origin/HEAD 2>&1); then
REV=${REV#origin/}
else
print_error 'Error during git symbolic-ref' ${REV}
return 1
fi
fi
if [[ ${TYPE} == branch ]]; then
LOG_REV=${REV}@{u}
else
LOG_REV=${REV}
fi
LOG=$(command git -C ${DIR} log --graph --color --format='%C(yellow)%h%C(reset) %s %C(cyan)(%cr)%C(reset)' ..${LOG_REV} -- 2>/dev/null)
if ! ERR=$(command git -C ${DIR} checkout -q ${REV} -- 2>&1); then
print_error 'Error during git checkout' ${ERR}
return 1
fi
if [[ ${TYPE} == branch ]]; then
if ! OUT=$(command git -C ${DIR} merge --ff-only --no-progress -n 2>&1); then
print_error 'Error during git merge' ${OUT}
return 1
fi
# keep just first line of OUT
OUT=${OUT%%($'\n'|$'\r')*}
else
OUT="Updating to ${TYPE} ${REV}"
fi
if (( SUBMODULES )); then
if ! ERR=$(command git -C ${DIR} submodule update --init --recursive -q -- 2>&1); then
print_error 'Error during git submodule update' ${ERR}
return 1
fi
fi
handle ${OUT} ${LOG}
;;
esac