functions

#!/bin/bash
#
# @author <a href="mailto:brent.n.douglas@gmail.com">Brent Douglas</a>
#

GREEN="${GREEN-\033[32m}"
YELLOW="${YELLOW-\033[33m}"
RED="${RED-\033[31m}"
RESET="${RESET-\033[00m}"

green() {
    echo -e "${GREEN}${@}${RESET}"
}
yellow() {
    echo -e "${YELLOW}${@}${RESET}"
}
red() {
    echo -e "${RED}${@}${RESET}"
}
ok() {
    echo -e "[${GREEN}OK${RESET}] ${@}"
}
aborted() {
    echo -e "[${YELLOW}ABORTED${RESET}] ${@}"
}
failed() {
    echo -e "[${RED}FAILED${RESET}] ${@}"
}

terminate() {
    local ret=${1}
    local msg="${2}"
    if [ ${ret} -eq 0 ]; then
        ok
    elif [ ${ret} -eq 130 ]; then
        aborted
    else
        failed
        echo -e "${msg}"
    fi
    exit ${ret}
}

maven() {
    [ -z "${MVN-}" ] && {
        if [ $(which mvn) ]; then
            MVN="mvn"
        elif [ ! -z "${M2-}" ]; then
            MVN="${M2}/mvn"
        elif [ ! -z "${M2_HOME-}" ]; then
            MVN="${M2_HOME}/bin/mvn"
        else
            red "Cannot find file mvn in PATH or find environment variables M2 and M2_HOME"
            return 1
        fi
    }
    "${MVN}" "${@}"
    return ${?}
}