Data.Aeson.AutoType.Plugin.Subtype

API to which SubtypePlugins should conform.

Documentation

data SubtypePlugin

Operations that SubtypPlugin must implement.

Constructors

SubtypePlugin

Fields

detect :: [Value] -> Maybe SubtypeDesc

unify :: SubtypeDesc -> SubtypeDesc -> Either SubtypeDesc Type

Check whether a set of values belongs to this type family

data SubtypeDesc

Description of a subtype

Constructors

SubtypeDesc

Fields

subtypeName :: String

subtypeClass :: Type

Code that is different for different type families

reference :: String -> String

declare :: String

Show type reference with a given name prefix

typeInfo :: Dynamic

Show type declaration