Data.Aeson.Extended

Extensions to Aeson parsing of objects.

Extended failure messages

(.:) :: FromJSON a => Object -> Text -> Parser a

Extends .: warning to include field name.

(.:?) :: FromJSON a => Object -> Text -> Parser (Maybe a)

Extends .:? warning to include field name.

JSON Parser that emits warnings

data JSONWarning

Warning output from WarningParser.

Constructors

JSONUnrecognizedFields String [Text]

Instances

Show JSONWarning

type WarningParser a = WriterT WarningParserMonoid Parser a

JSON parser that warns about unexpected fields in objects.

data WithJSONWarnings a

Constructors

WithJSONWarnings a [JSONWarning]

Instances

Functor WithJSONWarnings

FromJSON (WithJSONWarnings Resolver)

FromJSON (WithJSONWarnings DockerOptsMonoid)

Decode uninterpreted docker options from JSON/YAML.

FromJSON (WithJSONWarnings NixOptsMonoid)

Decode uninterpreted nix options from JSON/YAML.

FromJSON (WithJSONWarnings ImageOptsMonoid)

FromJSON (WithJSONWarnings ImageDockerOpts)

FromJSON (WithJSONWarnings SetupInfoLocation)

FromJSON (WithJSONWarnings SetupInfo)

FromJSON (WithJSONWarnings VersionedDownloadInfo)

FromJSON (WithJSONWarnings DownloadInfo)

FromJSON (WithJSONWarnings ProjectAndConfigMonoid)

FromJSON (WithJSONWarnings ConfigMonoid)

FromJSON (WithJSONWarnings PackageLocation)

FromJSON (WithJSONWarnings PackageEntry)

FromJSON (WithJSONWarnings PackageIndex)

Monoid a => Monoid (WithJSONWarnings a)

withObjectWarnings :: String -> (Object -> WarningParser a) -> Value -> Parser (WithJSONWarnings a)

WarningParser version of withObject.

jsonSubWarnings :: WarningParser (WithJSONWarnings a) -> WarningParser a

Handle warnings in a sub-object.

jsonSubWarningsT :: Traversable t => WarningParser (t (WithJSONWarnings a)) -> WarningParser (t a)

Handle warnings in a Traversable of sub-objects.

jsonSubWarningsTT :: (Traversable t, Traversable u) => WarningParser (u (t (WithJSONWarnings a))) -> WarningParser (u (t a))

Handle warnings in a Maybe Traversable of sub-objects.

logJSONWarnings :: MonadLogger m => FilePath -> [JSONWarning] -> m ()

Log JSON warnings.

noJSONWarnings :: a -> WithJSONWarnings a

tellJSONField :: Text -> WarningParser ()

Tell warning parser about an expected field, so it doesn't warn about it.

unWarningParser :: WarningParser a -> Parser a

Convert a WarningParser to a Parser.

(..:) :: FromJSON a => Object -> Text -> WarningParser a

WarningParser version of .:.

(..:?) :: FromJSON a => Object -> Text -> WarningParser (Maybe a)

WarningParser version of .:?.

(..!=) :: WarningParser (Maybe a) -> a -> WarningParser a

WarningParser version of .!=.