Safe Haskell	Safe
Language	Haskell2010

Hledger.Utils.Color

Description

Basic color helpers for prettifying console output.

Synopsis

color :: ColorIntensity -> Color -> String -> String
bgColor :: ColorIntensity -> Color -> String -> String
data Color
- = Black
- | Red
- | Green
- | Yellow
- | Blue
- | Magenta
- | Cyan
- | White
data ColorIntensity
- = Dull
- | Vivid

Documentation

color :: ColorIntensity -> Color -> String -> String Source #

Wrap a string in ANSI codes to set and reset foreground colour.

bgColor :: ColorIntensity -> Color -> String -> String Source #

Wrap a string in ANSI codes to set and reset background colour.

data Color Source #

ANSI colors: come in various intensities, which are controlled by ColorIntensity

Constructors

Black
Red
Green
Yellow
Blue
Magenta
Cyan
White

Instances

Bounded Color
Instance details Defined in System.Console.ANSI.Types Methods minBound :: Color Source # maxBound :: Color Source #
Enum Color
Instance details Defined in System.Console.ANSI.Types Methods succ :: Color -> Color Source # pred :: Color -> Color Source # toEnum :: Int -> Color Source # fromEnum :: Color -> Int Source # enumFrom :: Color -> [Color] Source # enumFromThen :: Color -> Color -> [Color] Source # enumFromTo :: Color -> Color -> [Color] Source # enumFromThenTo :: Color -> Color -> Color -> [Color] Source #
Eq Color
Instance details Defined in System.Console.ANSI.Types Methods (==) :: Color -> Color -> Bool Source # (/=) :: Color -> Color -> Bool Source #
Ord Color
Instance details Defined in System.Console.ANSI.Types Methods compare :: Color -> Color -> Ordering Source # (<) :: Color -> Color -> Bool Source # (<=) :: Color -> Color -> Bool Source # (>) :: Color -> Color -> Bool Source # (>=) :: Color -> Color -> Bool Source # max :: Color -> Color -> Color Source # min :: Color -> Color -> Color Source #
Read Color
Instance details Defined in System.Console.ANSI.Types Methods readsPrec :: Int -> ReadS Color Source # readList :: ReadS [Color] Source # readPrec :: ReadPrec Color Source # readListPrec :: ReadPrec [Color] Source #
Show Color
Instance details Defined in System.Console.ANSI.Types Methods showsPrec :: Int -> Color -> ShowS Source # show :: Color -> String Source # showList :: [Color] -> ShowS Source #
Ix Color
Instance details Defined in System.Console.ANSI.Types Methods range :: (Color, Color) -> [Color] Source # index :: (Color, Color) -> Color -> Int Source # unsafeIndex :: (Color, Color) -> Color -> Int inRange :: (Color, Color) -> Color -> Bool Source # rangeSize :: (Color, Color) -> Int Source # unsafeRangeSize :: (Color, Color) -> Int

data ColorIntensity Source #

ANSI colors come in two intensities

Constructors

Dull
Vivid

Instances

Bounded ColorIntensity
Instance details Defined in System.Console.ANSI.Types Methods minBound :: ColorIntensity Source # maxBound :: ColorIntensity Source #
Enum ColorIntensity
Instance details Defined in System.Console.ANSI.Types Methods succ :: ColorIntensity -> ColorIntensity Source # pred :: ColorIntensity -> ColorIntensity Source # toEnum :: Int -> ColorIntensity Source # fromEnum :: ColorIntensity -> Int Source # enumFrom :: ColorIntensity -> [ColorIntensity] Source # enumFromThen :: ColorIntensity -> ColorIntensity -> [ColorIntensity] Source # enumFromTo :: ColorIntensity -> ColorIntensity -> [ColorIntensity] Source # enumFromThenTo :: ColorIntensity -> ColorIntensity -> ColorIntensity -> [ColorIntensity] Source #
Eq ColorIntensity
Instance details Defined in System.Console.ANSI.Types Methods (==) :: ColorIntensity -> ColorIntensity -> Bool Source # (/=) :: ColorIntensity -> ColorIntensity -> Bool Source #
Ord ColorIntensity
Instance details Defined in System.Console.ANSI.Types Methods compare :: ColorIntensity -> ColorIntensity -> Ordering Source # (<) :: ColorIntensity -> ColorIntensity -> Bool Source # (<=) :: ColorIntensity -> ColorIntensity -> Bool Source # (>) :: ColorIntensity -> ColorIntensity -> Bool Source # (>=) :: ColorIntensity -> ColorIntensity -> Bool Source # max :: ColorIntensity -> ColorIntensity -> ColorIntensity Source # min :: ColorIntensity -> ColorIntensity -> ColorIntensity Source #
Read ColorIntensity
Instance details Defined in System.Console.ANSI.Types Methods readsPrec :: Int -> ReadS ColorIntensity Source # readList :: ReadS [ColorIntensity] Source # readPrec :: ReadPrec ColorIntensity Source # readListPrec :: ReadPrec [ColorIntensity] Source #
Show ColorIntensity
Instance details Defined in System.Console.ANSI.Types Methods showsPrec :: Int -> ColorIntensity -> ShowS Source # show :: ColorIntensity -> String Source # showList :: [ColorIntensity] -> ShowS Source #
Ix ColorIntensity
Instance details Defined in System.Console.ANSI.Types Methods range :: (ColorIntensity, ColorIntensity) -> [ColorIntensity] Source # index :: (ColorIntensity, ColorIntensity) -> ColorIntensity -> Int Source # unsafeIndex :: (ColorIntensity, ColorIntensity) -> ColorIntensity -> Int inRange :: (ColorIntensity, ColorIntensity) -> ColorIntensity -> Bool Source # rangeSize :: (ColorIntensity, ColorIntensity) -> Int Source # unsafeRangeSize :: (ColorIntensity, ColorIntensity) -> Int