Jenkins Groovy function to return an emoji from a pool based on the build status, can be used with Slack notifications

get-emoji.groovy

#!/usr/bin/env groovy

/**
 * Returns an emoji from a pool based on the build status, can be used with Slack notifications
 * @author thabet.amer@gmail.com
 * @since Jenkins 2.204.1
 * @param String status default 'success'
 * @return String emoji
 *
 */

def getEmoji(String status = "success") {
    def emojis = status == "success" ?
                        [":v:", ":ok_hand:", ":clap:", ":man_dancing:", ":trollface:",
                        ":rocket:", ":ghost:", ":thumbsup:", ":tada:", ":confetti_ball:"]
                        :
                        [":thumbsdown:", ":scream_cat:", ":triumph:", ":rage:", ":bangbang:",
                        ":see_no_evil:", ":hear_no_evil:", ":speak_no_evil:", ":gun:"]
    def RandomIndex = (new Random()).nextInt(emojis.size())
    return emojis[RandomIndex]
}