Based on lambda-pure, but added a time based symbol, depending the time of your day!
TIME_BASED_PROMPT_SYMBOL="${PURE_PROMPT_SYMBOL:-λ}"
HOUR_OF_THE_DAY=$(date +"%H")
if [[ HOUR_OF_THE_DAY -eq "12" || HOUR_OF_THE_DAY -eq "13" ]]; then
# lunch
TIME_BASED_PROMPT_SYMBOL="🍚"
elif [[ HOUR_OF_THE_DAY -eq "17" || HOUR_OF_THE_DAY -eq "18" ]]; then