return color.New(color.FgGreen).SprintFunc()
		}
		return fmt.Sprint
	}()

	Greenf = func() func(format string, a ...interface{}) string {
		if IsTerminal() {
			return color.New(color.FgGreen).SprintfFunc()
		}
		return fmt.Sprintf
	}()

	GreenBold = func() func(a ...interface{}) string {
		if IsTerminal() {
			return color.New(color.FgGreen, color.Bold).SprintFunc()
		}
		return fmt.Sprint
	}()