log() {
	echo "$@" >&2
}

warn() {
	log "\e[0;33m[ERROR]:" "$@" "\e[0m"
}

error() {
	log "\e[0;31m[WARN]:" "$@" "\e[0m"
}

group() {
	log "::group::$1"
}

endgroup() {
	log '::endgroup::'
}