@ -1575,7 +1575,8 @@ _p9k_custom_prompt() {
local segment_name=${1:u}
local command=_POWERLEVEL9K_CUSTOM_${segment_name}
command=${(P)command}
local cmd="${(Q)${(Az)command}[1]}"
local parts=("${(@z)command}")
local cmd="${(Q)parts[1]}"
(( $+functions[$cmd] || $+commands[$cmd] )) || return
local content="$(eval $command)"
[[ -n $content ]] || return