color

var (
	// Check if we stderr, stdout are dumb terminals, we do not apply
	// ansi coloring on dumb terminals.
	IsTerminal = func() bool {
		return !color.NoColor
	}

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

	FgRed = func() func(a ...interface{}) string {
		if IsTerminal() {
			return color.New(color.FgRed).SprintFunc()
		}
		return fmt.Sprint
	}()

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

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