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Improve error handling

This commit is contained in:
Julian Ospald 2018-09-30 01:33:08 +08:00
parent 111a5d8be3
commit 5a2e31e7f6
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GPG Key ID: 511B62C09D50CD28
1 changed files with 5 additions and 5 deletions
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ghcup
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@ -130,24 +130,24 @@ FLAGS:
## utilities ##
die() {
(>&2 echo "$1")
(>&2 printf "\\033[0;31m%s\\033[0m\\n" "$1")
exit 2
}
edo()
{
if ${VERBOSE} ; then
echo "$@" 1>&2
printf "\\033[0;34m%s\\033[0m\\n" "$*" 1>&2
fi
"$@" || exit 2
}
echov() {
if ${VERBOSE} ; then
echo "$1"
printf "\\033[0;34m%s\\033[0m\\n" "$1"
else
if [ -n "$2" ] ; then
echov "$2"
printf "\\033[0;34m%s\\033[0m\\n" "$2"
fi
fi
}
@ -377,7 +377,7 @@ self_update() {
edo ${downloader} ${downloader_opts} "${source_url}"
edo mv ghcup "${target_location}"/ghcup
edo chmod +x "${target_location}"/ghcup
)
) || die "failed to install"
printf_green "Done, make sure \"${target_location}\" is in your PATH!"