28 enum Color {  enum
35     color: Color,
95             color: Color::Black,  in new()
106     fn set_color(&mut self, color: Color) {  in set_color()  argument
117         self.set_color(Color::Red);  in set_red_color()
122         self.set_color(Color::Black);  in set_black_color()
126     fn get_color(&self) -> Color {  in get_color()  argument
128             return Color::Black;  in get_color()
138         unsafe { (*self.0).color == Color::Red }  in is_red_color()
146         unsafe { (*self.0).color == Color::Black }  in is_black_color()
1338             if color == Color::Black {  in delete()
1368         if color == Color::Black {  in delete()