Ormolu.Terminal

An abstraction for colorful output in terminal.

The Term monad

data Term a

Terminal monad.

Instances

Applicative Term

Defined in Ormolu.Terminal

Methods

pure :: a -> Term a

(<*>) :: Term (a -> b) -> Term a -> Term b

liftA2 :: (a -> b -> c) -> Term a -> Term b -> Term c

(*>) :: Term a -> Term b -> Term b

(<*) :: Term a -> Term b -> Term a

Functor Term

Defined in Ormolu.Terminal

Methods

fmap :: (a -> b) -> Term a -> Term b

(<$) :: a -> Term b -> Term a

Monad Term

Defined in Ormolu.Terminal

Methods

(>>=) :: Term a -> (a -> Term b) -> Term b

(>>) :: Term a -> Term b -> Term b

return :: a -> Term a

data ColorMode

Whether to use colors and other features of ANSI terminals.

Constructors

Never

Always

Auto

Instances

Show ColorMode

Defined in Ormolu.Terminal

Methods

showsPrec :: Int -> ColorMode -> ShowS

show :: ColorMode -> String

showList :: [ColorMode] -> ShowS

Eq ColorMode

Defined in Ormolu.Terminal

Methods

(==) :: ColorMode -> ColorMode -> Bool

(/=) :: ColorMode -> ColorMode -> Bool

runTerm

Arguments

:: Term a

Monad to run

-> ColorMode

Color mode

-> Handle

Handle to print to

-> IO a

Run Term monad.

Styling

bold :: Term a -> Term a

Make the inner computation output bold text.

cyan :: Term a -> Term a

Make the inner computation output cyan text.

green :: Term a -> Term a

Make the inner computation output green text.

red :: Term a -> Term a

Make the inner computation output red text.

Printing

put :: Text -> Term ()

Output Text.

putS :: String -> Term ()

Output String.

putSrcSpan :: SrcSpan -> Term ()

Output a SrcSpan.

putRealSrcSpan :: RealSrcSpan -> Term ()

Output a RealSrcSpan.

newline :: Term ()

Output a newline.