golang rainbow console text

rainbow.go

package main

import (
	"fmt"
	"math/rand"
	"os"
	"time"
)

func rainbow(i string, timeout int) {
	colors := []string{
		"\033[;31m",
		"\033[;34m",
		"\033[;32m",
		"\033[;35m",
		//Add more if needed
	}
	for {
		n := rand.Int() % len(colors)
		fmt.Printf("\r%s%s", colors[n], i)
		os.Stdout.Sync()
		time.Sleep(time.Millisecond * time.Duration(timeout))
	}

}
func main() {
	rainbow("Text", 300) // Text | Timeout
}