Maintainer	bastiaan.heeren@ou.nl
Stability	provisional
Portability	portable (depends on ghc)
Safe Haskell	None
Language	Haskell98

Ideas.Encoding.Encoder

Contents

Converter type class
JSON support
Latex support
Encoder datatype
Decoder datatype

Description

Synopsis

Converter type class

class Converter f where Source #

Minimal complete definition

fromExercise, fromOptions, run

Methods

fromExercise :: (Exercise a -> t) -> f a s t Source #

fromOptions :: (Options -> t) -> f a s t Source #

run :: Monad m => f a s t -> Exercise a -> Options -> s -> m t Source #

Instances

Converter Decoder Source #
Methods fromExercise :: (Exercise a -> t) -> Decoder a s t Source # fromOptions :: (Options -> t) -> Decoder a s t Source # run :: Monad m => Decoder a s t -> Exercise a -> Options -> s -> m t Source #
Converter Encoder Source #
Methods fromExercise :: (Exercise a -> t) -> Encoder a s t Source # fromOptions :: (Options -> t) -> Encoder a s t Source # run :: Monad m => Encoder a s t -> Exercise a -> Options -> s -> m t Source #

getExercise :: Converter f => f a s (Exercise a) Source #

getBaseUrl :: Converter f => f a s String Source #

getQCGen :: Converter f => f a s QCGen Source #

getScript :: Converter f => f a s Script Source #

getRequest :: Converter f => f a s Request Source #

withExercise :: (Converter f, Monad (f a s)) => (Exercise a -> f a s t) -> f a s t Source #

withOpenMath :: (Converter f, Monad (f a s)) => (Bool -> f a s t) -> f a s t Source #

withJSONTerm :: (Converter f, Monad (f a s)) => (Bool -> f a s t) -> f a s t Source #

(//) :: (Converter f, Monad (f a s2)) => f a s t -> s -> f a s2 t Source #

JSON support

hasJSONView :: Exercise a -> Maybe (View JSON a) Source #

addJSONView :: View JSON a -> Exercise a -> Exercise a Source #

jsonEncoding :: InJSON a => Exercise a -> Exercise a Source #

termToJSON :: Term -> JSON Source #

jsonToTerm :: JSON -> Term Source #

Latex support

hasLatexEncoding :: Exercise a -> Bool Source #

latexPrinter :: Exercise a -> a -> Latex Source #

Uses exercise pretty-printer in case latex encoding is missing.

latexPrinterContext :: Exercise a -> Context a -> Latex Source #

Uses exercise pretty-printer in case latex encoding is missing.

latexEncoding :: ToLatex a => Exercise a -> Exercise a Source #

latexEncodingWith :: (a -> Latex) -> Exercise a -> Exercise a Source #

Encoder datatype

data Encoder a s t Source #

Instances

Converter Encoder Source #
Methods fromExercise :: (Exercise a -> t) -> Encoder a s t Source # fromOptions :: (Options -> t) -> Encoder a s t Source # run :: Monad m => Encoder a s t -> Exercise a -> Options -> s -> m t Source #
Arrow (Encoder a) Source #
Methods arr :: (b -> c) -> Encoder a b c # first :: Encoder a b c -> Encoder a (b, d) (c, d) # second :: Encoder a b c -> Encoder a (d, b) (d, c) # (***) :: Encoder a b c -> Encoder a b' c' -> Encoder a (b, b') (c, c') # (&&&) :: Encoder a b c -> Encoder a b c' -> Encoder a b (c, c') #
Category * (Encoder a) Source #
Methods id :: cat a a # (.) :: cat b c -> cat a b -> cat a c #
Monad (Encoder a s) Source #
Methods (>>=) :: Encoder a s a -> (a -> Encoder a s b) -> Encoder a s b # (>>) :: Encoder a s a -> Encoder a s b -> Encoder a s b # return :: a -> Encoder a s a # fail :: String -> Encoder a s a #
Functor (Encoder a s) Source #
Methods fmap :: (a -> b) -> Encoder a s a -> Encoder a s b # (<$) :: a -> Encoder a s b -> Encoder a s a #
Applicative (Encoder a s) Source #
Methods pure :: a -> Encoder a s a # (<>) :: Encoder a s (a -> b) -> Encoder a s a -> Encoder a s b # liftA2 :: (a -> b -> c) -> Encoder a s a -> Encoder a s b -> Encoder a s c # (>) :: Encoder a s a -> Encoder a s b -> Encoder a s b # (<*) :: Encoder a s a -> Encoder a s b -> Encoder a s a #
Alternative (Encoder a s) Source #
Methods empty :: Encoder a s a # (<\|>) :: Encoder a s a -> Encoder a s a -> Encoder a s a # some :: Encoder a s a -> Encoder a s [a] # many :: Encoder a s a -> Encoder a s [a] #
MonadPlus (Encoder a s) Source #
Methods mzero :: Encoder a s a # mplus :: Encoder a s a -> Encoder a s a -> Encoder a s a #
Semigroup t => Semigroup (Encoder a s t) Source #
Methods (<>) :: Encoder a s t -> Encoder a s t -> Encoder a s t # sconcat :: NonEmpty (Encoder a s t) -> Encoder a s t # stimes :: Integral b => b -> Encoder a s t -> Encoder a s t #
Monoid t => Monoid (Encoder a s t) Source #
Methods mempty :: Encoder a s t # mappend :: Encoder a s t -> Encoder a s t -> Encoder a s t # mconcat :: [Encoder a s t] -> Encoder a s t #
BuildXML t => BuildXML (Encoder a s t) Source #
Methods (.=.) :: String -> String -> Encoder a s t Source # unescaped :: String -> Encoder a s t Source # builder :: Element -> Encoder a s t Source # tag :: String -> Encoder a s t -> Encoder a s t Source # string :: String -> Encoder a s t Source # text :: Show s => s -> Encoder a s t Source # element :: String -> [Encoder a s t] -> Encoder a s t Source # emptyTag :: String -> Encoder a s t Source #

type TypedEncoder a = Encoder a (TypedValue (Type a)) Source #

makeEncoder :: (s -> t) -> Encoder a s t Source #

encoderFor :: (s -> Encoder a s t) -> Encoder a s t Source #

exerciseEncoder :: (Exercise a -> s -> t) -> Encoder a s t Source #

(<?>) :: (Encoder a t b, Type a1 t) -> Encoder a (TypedValue (Type a1)) b -> Encoder a (TypedValue (Type a1)) b infixr 5 Source #

encodeTyped :: Encoder st t b -> Type a t -> Encoder st (TypedValue (Type a)) b Source #

Decoder datatype

data Decoder a s t Source #

Instances

Converter Decoder Source #
Methods fromExercise :: (Exercise a -> t) -> Decoder a s t Source # fromOptions :: (Options -> t) -> Decoder a s t Source # run :: Monad m => Decoder a s t -> Exercise a -> Options -> s -> m t Source #
Monad (Decoder a s) Source #
Methods (>>=) :: Decoder a s a -> (a -> Decoder a s b) -> Decoder a s b # (>>) :: Decoder a s a -> Decoder a s b -> Decoder a s b # return :: a -> Decoder a s a # fail :: String -> Decoder a s a #
Functor (Decoder a s) Source #
Methods fmap :: (a -> b) -> Decoder a s a -> Decoder a s b # (<$) :: a -> Decoder a s b -> Decoder a s a #
Applicative (Decoder a s) Source #
Methods pure :: a -> Decoder a s a # (<>) :: Decoder a s (a -> b) -> Decoder a s a -> Decoder a s b # liftA2 :: (a -> b -> c) -> Decoder a s a -> Decoder a s b -> Decoder a s c # (>) :: Decoder a s a -> Decoder a s b -> Decoder a s b # (<*) :: Decoder a s a -> Decoder a s b -> Decoder a s a #
Alternative (Decoder a s) Source #
Methods empty :: Decoder a s a # (<\|>) :: Decoder a s a -> Decoder a s a -> Decoder a s a # some :: Decoder a s a -> Decoder a s [a] # many :: Decoder a s a -> Decoder a s [a] #
MonadPlus (Decoder a s) Source #
Methods mzero :: Decoder a s a # mplus :: Decoder a s a -> Decoder a s a -> Decoder a s a #

type TypedDecoder a s = forall t. Type a t -> Decoder a s t Source #

makeDecoder :: (s -> t) -> Decoder a s t Source #

decoderFor :: (s -> Decoder a s t) -> Decoder a s t Source #

split :: (s -> Either String (t, s)) -> Decoder a s t Source #

symbol :: Decoder a [s] s Source #

setInput :: s -> Decoder a s () Source #

(<>) :: Semigroup a => a -> a -> a infixr 6 #

An associative operation.

(a <> b) <> c = a <> (b <> c)

If a is also a Monoid we further require

(<>) = mappend