quick and dirty progress bar in groovy for cli

consoleProgressBar.groovy

def progressColor(int percent) {
    def red = "${(char) 27}[31;49m"
    def yellow = "${(char) 27}[33;49m"
    def green = "${(char) 27}[32;49m"
    if (percent <= 25)
        return red
    if (percent <= 75)
        return yellow
    return green
}

def progessBar(String taskName, int progress, int size, String currentElement,long startTime) {
    def defaultColor = "${(char) 27}[39;49m"
    def percent = (int) ((progress / size) * 100)
    def suffix = progress >= size ? "\n" : "\t: $currentElement"
    def time = "${System.currentTimeMillis() - startTime} ms  "
    print "\r$taskName [${progressColor(percent)}${('=' * percent) + (' ' * (100 - percent))}$defaultColor] $percent% $time " + suffix
}

def progress = 0
def startTime = System.currentTimeMillis()
println("small progress")
[1, 2, 3, 4, 5, 6, 7, 8, 9].each {
    sleep(400)
    progessBar("scanning", ++progress, 9, it.toString(),startTime)
}