color_echo

#!/bin/bash
# Some examples:
#   color_echo RED Error: something bad happened
#   color_echo --ERROR Error: something bad happened
#   color_echo RED this is in red CYAN this is in cyan LRED this is the light red RESET rest is normal
#   color_echo RED this wont print escape characters into files > file
#   color_echo RED this also wont have colored output | more

for word in "$@"; do
    # test if output is terminal, use colors only if its a terminal
    if test -t 1; then
        case "$word" in
            NORMAL|RESET) echo -n -e "\033[0;00m";;
            BLACK) echo -n -e "\033[22;30m";;
            RED|--ERROR|--ERR) echo -n -e "\033[22;31m";;
            GREEN|--INFO) echo -n -e "\033[22;32m";;
            YELLOW|--WARNING|--WARN) echo -n -e "\033[22;33m";;
            BLUE) echo -n -e "\033[22;34m";;
            MAGENTA) echo -n -e "\033[22;35m";;
            CYAN) echo -n -e "\033[22;36m";;
            GRAY|WHITE) echo -n -e "\033[22;37m";;
            LGRAY|DARKGRAY|BRIGHTBLACK|--DEBUG) echo -n -e "\033[01;30m";;
            LRED|LIGHTRED|BRIGHTRED|--FATAL) echo -n -e "\033[01;31m";;
            LGREEN|LIGHTGREEN|BRIGHTGREEN) echo -n -e "\033[01;32m";;
            LYELLOW|LIGHTYELLOW|BRIGHTYELLOW) echo -n -e "\033[01;33m";;
            LBLUE|LIGHTBLUE|BRIGHTBLUE) echo -n -e "\033[01;34m";;
            LMAGENTA|LIGHTMAGENTA|BRIGHTMAGENTA) echo -n -e "\033[01;35m";;
            LCYAN|LIGHTCYAN|BRIGHTCYAN) echo -n -e "\033[01;36m";;
            LWHITE|LIGHTWHITE|BRIGHTWHITE) echo -n -e "\033[01;37m";;
            *) echo -n "$word ";;
        esac
    else
        # so output should be a file, dont print any color
        case "$word" in
            NORMAL|RESET|BLACK|RED|--ERROR|--ERR|GREEN|--INFO|YELLOW|--WARNIN|--WARN|BLUE|MAGENTA|CYAN|GRAY|WHITE|LGRAY|DARKGRAY|BRIGHTBLACK|--DEBUG|LRED|LIGHTRED|BRIGHTRED|--FATAL|LGREEN|LIGHTGREEN|BRIGHTGREEN|LYELLOW|LIGHTYELLOW|BRIGHTYELLOW|LBLUE|LIGHTBLUE|BRIGHTBLUE|LMAGENTA|LIGHTMAGENTA|BRIGHTMAGENTA|LCYAN|LIGHTCYAN|BRIGHTCYAN|LWHITE|LIGHTWHITE|BRIGHTWHITE): ;;
            *) echo -n "$word ";;
        esac
    fi
done
test -t 1 && echo -e "\033[0;00m" || echo