console

var Errorf = func(format string, a ...any) {
	_, err := fmt.Fprintf(os.Stderr, format, a...)
	if err != nil {
		panic(err)
	}
}

Errorf defines an (overridable) function for printing to the console via stderr.

var Printf = func(format string, a ...any) {
	fmt.Printf(format, a...)
}

Printf defines an (overridable) function for printing to the console via stdout.