Graphics.Vty.Attributes
data Attr
data FixedAttr
data MaybeDefault v
data Color
black
white
cyan
magenta
blue
yellow
green
red
bright_black
bright_yellow
bright_green
bright_red
bright_blue
bright_white
bright_cyan
bright_magenta
type Style
standout
bold
dim
blink
reverse_video
underline
default_style_mask
style_mask
has_style
with_fore_color
with_back_color
with_style
def_attr
current_attr