VT100エスケープシーケンス 色
echo -e "\033[31mRED\033[0m"
RED_COLOR="\033[31m" RST_COLOR="\033[0m" RESULT_STR="$RED_COLOR""FAILED""$RST_COLOR" echo -e "[$RESULT_STR]"
echo -e "\033[31mRED\033[0m"
RED_COLOR="\033[31m" RST_COLOR="\033[0m" RESULT_STR="$RED_COLOR""FAILED""$RST_COLOR" echo -e "[$RESULT_STR]"