37 lines
665 B
Haskell
37 lines
665 B
Haskell
module GHCMod.Options.DocUtils (
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module PP,
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desc,
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code,
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($$),
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(##),
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(<$$>),
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(<||>)
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) where
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import Options.Applicative
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import Data.Monoid (Monoid) -- for ghc<7.10
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import Text.PrettyPrint.ANSI.Leijen as PP hiding ((<>), (<$>), (<$$>), int)
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desc :: [Doc] -> InfoMod a
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desc = footerDoc . Just . indent 2 . vsep
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code :: [String] -> Doc
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code x = vsep [line, indent 4 $ vsep $ map text x, line]
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infixl 7 <||>
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infixr 8 <$$>
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infixr 8 $$
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infixr 9 ##
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($$) :: (a -> b) -> a -> b
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($$) = ($)
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(<||>) :: Alternative a => a b -> a b -> a b
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(<||>) = (<|>)
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(##) :: Monoid m => m -> m -> m
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(##) = (<>)
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(<$$>) :: Functor f => (a -> b) -> f a -> f b
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(<$$>) = (<$>)
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