def color = map.getColourFor(Style.SuccessHeader)
        color.on(ansi)

        then:
        1 * ansi.fg(Color.CYAN)
        1 * ansi.a(Attribute.ITALIC)

        when: 'A color is requested for FailureHeader which defaults to combining Failure and Header'
        color = map.getColourFor(Style.FailureHeader)
        color.on(ansi)

        then:

import org.fusesource.jansi.Ansi;
import org.gradle.internal.logging.text.Style;
import org.gradle.internal.logging.text.StyledTextOutput;

public interface ColorMap {
    Color getColourFor(StyledTextOutput.Style style);

    Color getColourFor(Style style);

    Color getStatusBarColor();

    interface Color {
        void on(Ansi ansi);

        void off(Ansi ansi);
    }

    }

    ColorMap.Color getColourFor(StyledTextOutput.Style style) {
        if (style != StyledTextOutput.Style.Header) {
            return {} as ColorMap.Color
        }
        return [on : { ansi -> ansi.fg(Ansi.Color.YELLOW) },
                off: { ansi -> ansi.fg(Ansi.Color.DEFAULT) }
        ] as ColorMap.Color
    }

    @Override
    ColorMap.Color getColourFor(Style style) {
        return null
    }

                return this;
            }
            return withColor(colorMap.getColourFor(style), action);
        }

        @Override
        public AnsiContext withStyle(StyledTextOutput.Style style, Action<? super AnsiContext> action) {
            return withColor(colorMap.getColourFor(style), action);
        }

        @Override
        public AnsiContext a(CharSequence value) {

    @Override
    public Color getStatusBarColor() {
        return getColor(STATUS_BAR);
    }

    @Override
    public Color getColourFor(StyledTextOutput.Style style) {
        return getColor(style.name().toLowerCase(Locale.ROOT));
    }

    @Override
    public Color getColourFor(Style style) {
        List<Color> colors = new ArrayList<Color>();
        for (Style.Emphasis emphasis : style.getEmphasises()) {