printxt.sh

#!/bin/bash
# ###########################################
# Title           :PrinTxt
# Description     :This script print given text with different style
# Author          :Rashko Petrov
# Website         :https://rashkopetrov.dev
# GitHub          :https://gist.github.com/rashkopetrov/4a4a96b1c83f4c8cc82497065cd3d266/
# Date            :2021-07-07
# Version         :0.21.07.07 - 2021-07-07
# Usage           :bash printxt.sh [option] [text]
# BashVersion     :Tested with 4.4.12
# License         :MIT License
#                 :Copyright (c) 2021 Rashko Petrov
# ###########################################

NC="\033[0m" # No Colo
RED="\033[0;31m"
GREEN="\033[0;32m"
YELLOW="\033[1;33m"

printText () {
    case "$1" in
        nl)
            printf "\n"
        ;;

        text)
            printf "$2\n"
        ;;

        textList)
            printf "${YELLOW}==>${NC} $2\n"
        ;;

        textSep)
            printf "${NC}---------------------${NC}\n"
        ;;

        alertText)
            printf "${RED}$2${NC}\n"
        ;;

        alertSep)
            printf "${RED}---------------------${NC}\n"
        ;;

        noticeText)
            printf "${YELLOW}$2${NC}\n"
        ;;

        noticeSep)
            printf "${YELLOW}---------------------${NC}\n"
        ;;

        successText)
            printf "${GREEN}$2${NC}\n"
        ;;

        successSep)
            printf "${GREEN}---------------------${NC}\n"
        ;;
    *)
    esac
}

if [ "${#}" = "0" ]; then
    printText alert "./print.sh: arguments missing"
    printText alert "Try './print.sh --help' for more information."
    printText nl
    exit 1
fi

if [[ $1 = "h" || $1 = "help" || $1 = "--help" ]]; then
    printText text "Usage: ./print.sh [type] [text]"
    printText nl
    printText text "Types:"
    printText text "  nl"
    printText text "      Prints a new line"
    printText text "  text"
            printf "      This is text\n"
    printText text "  textSep"
            printf "      ${NC}---------------------${NC}\n"
    printText text "  textList"
            printf "      ${YELLOW}==>${NC} Text with list arrow\n"
    printText text "  alertText"
            printf "      ${RED}This is alert${NC}\n"
    printText text "  alertSep"
            printf "      ${RED}---------------------${NC}\n"
    printText text "  noticeText"
            printf "      ${YELLOW}This is alert${NC}\n"
    printText text "  noticeSep"
            printf "      ${YELLOW}---------------------${NC}\n"
    printText text "  successText"
            printf "      ${GREEN}This is alert${NC}\n"
    printText text "  successSep"
            printf "      ${GREEN}---------------------${NC}\n"
    printText nl
    printText text "Examples:"
    printText text "  ./printxt.sh --help                      Prints the help text"
    printText text "  ./printxt.sh nl                          Prints a new line"
    printText text "  ./printxt.sh text \"text to be printed\" Prints given text"

fi

printText "$@"