Distribution.Client.Utils.Json

Minimal JSON / RFC 7159 support

The API is heavily inspired by aeson's API but puts emphasis on simplicity rather than performance. The ToJSON instances are intended to have an encoding compatible with aeson's encoding.

Documentation

data Value

A JSON value represented as a Haskell value.

Constructors

Object !Object

Array [Value]

String String

Number !Double

Bool !Bool

Null

Instances

IsString Value

Defined in Distribution.Client.Utils.Json

Methods

fromString :: String -> Value

Read Value

Defined in Distribution.Client.Utils.Json

Methods

readsPrec :: Int -> ReadS Value

readList :: ReadS [Value]

readPrec :: ReadPrec Value

readListPrec :: ReadPrec [Value]

Show Value

Defined in Distribution.Client.Utils.Json

Methods

showsPrec :: Int -> Value -> ShowS

show :: Value -> String

showList :: [Value] -> ShowS

ToJSON Value

Defined in Distribution.Client.Utils.Json

Methods

toJSON :: Value -> Value

Eq Value

Defined in Distribution.Client.Utils.Json

Methods

(==) :: Value -> Value -> Bool

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

type Object = [Pair]

A JSON "object" (key/value map).

object :: [Pair] -> Value

Create a Value from a list of name/value Pairs.

type Pair = (String, Value)

A key/value pair for an Value

(.=) :: ToJSON v => String -> v -> Pair infixr 8

A key-value pair for encoding a JSON object.

encodeToString :: ToJSON a => a -> String

Serialise value as JSON-encoded Unicode Value

encodeToBuilder :: ToJSON a => a -> Builder

Serialise value as JSON/UTF8-encoded Builder

class ToJSON a where

A type that can be converted to JSON.

Methods

toJSON :: a -> Value

Convert a Haskell value to a JSON-friendly intermediate type.

Instances

ToJSON Int16

Defined in Distribution.Client.Utils.Json

Methods

toJSON :: Int16 -> Value

ToJSON Int32

Defined in Distribution.Client.Utils.Json

Methods

toJSON :: Int32 -> Value

ToJSON Int64

Possibly lossy due to conversion to Double

Defined in Distribution.Client.Utils.Json

Methods

toJSON :: Int64 -> Value

ToJSON Int8

Defined in Distribution.Client.Utils.Json

Methods

toJSON :: Int8 -> Value

ToJSON Word16

Defined in Distribution.Client.Utils.Json

Methods

toJSON :: Word16 -> Value

ToJSON Word32

Defined in Distribution.Client.Utils.Json

Methods

toJSON :: Word32 -> Value

ToJSON Word64

Possibly lossy due to conversion to Double

Defined in Distribution.Client.Utils.Json

Methods

toJSON :: Word64 -> Value

ToJSON Word8

Defined in Distribution.Client.Utils.Json

Methods

toJSON :: Word8 -> Value

ToJSON Value

Defined in Distribution.Client.Utils.Json

Methods

toJSON :: Value -> Value

ToJSON Integer

Possibly lossy due to conversion to Double

Defined in Distribution.Client.Utils.Json

Methods

toJSON :: Integer -> Value

ToJSON ()

Defined in Distribution.Client.Utils.Json

Methods

toJSON :: () -> Value

ToJSON Bool

Defined in Distribution.Client.Utils.Json

Methods

toJSON :: Bool -> Value

ToJSON Double

Defined in Distribution.Client.Utils.Json

Methods

toJSON :: Double -> Value

ToJSON Float

Defined in Distribution.Client.Utils.Json

Methods

toJSON :: Float -> Value

ToJSON Int

Defined in Distribution.Client.Utils.Json

Methods

toJSON :: Int -> Value

ToJSON Word

Defined in Distribution.Client.Utils.Json

Methods

toJSON :: Word -> Value

ToJSON a => ToJSON (Maybe a)

Defined in Distribution.Client.Utils.Json

Methods

toJSON :: Maybe a -> Value

ToJSON a => ToJSON [a]

Defined in Distribution.Client.Utils.Json

Methods

toJSON :: [a] -> Value

(ToJSON a, ToJSON b) => ToJSON (a, b)

Defined in Distribution.Client.Utils.Json

Methods

toJSON :: (a, b) -> Value

(ToJSON a, ToJSON b, ToJSON c) => ToJSON (a, b, c)

Defined in Distribution.Client.Utils.Json

Methods

toJSON :: (a, b, c) -> Value

(ToJSON a, ToJSON b, ToJSON c, ToJSON d) => ToJSON (a, b, c, d)

Defined in Distribution.Client.Utils.Json

Methods

toJSON :: (a, b, c, d) -> Value