Pipes.KeyValueCsv.Types.KeyValue

Types used by the key-value part of the library.

Documentation

data KeyValueError

An error that occured during the parsing of the header.

Constructors

MissingValue

A value is missing in the header.

MultipleValues

A value is given multiple times.

ValueParsingError String

Parsing error as returned by Data.Text.Lazy.Read.

Instances

Eq KeyValueError

Methods

(==) :: KeyValueError -> KeyValueError -> Bool

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

Show KeyValueError

Methods

showsPrec :: Int -> KeyValueError -> ShowS

show :: KeyValueError -> String

showList :: [KeyValueError] -> ShowS

type WithKeyValueError = Validation [KeyValueError]

Shorthand for functions that can return KeyValueErrors.

data KeyValueOptions (m :: * -> *) (f :: k -> *) (rs :: [k])

Constructors

KeyValueOptions

Fields

• _kvParser :: Rec (CellParser m f) rs
• _keyNames :: Rec (Const Text) rs

Instances

(RecAll k f rs FromCell, FieldAll k rs (Typeable k), Record k rs, Monad m) => Default (KeyValueOptions k m f rs)

Methods

def :: KeyValueOptions k m f rs

kvParser :: forall m f rs m f. Lens (KeyValueOptions m f rs) (KeyValueOptions m f rs) (Rec (CellParser m f :: k -> Type) rs) (Rec (CellParser m f :: k -> Type) rs)

keyNames :: forall m f rs. Lens' (KeyValueOptions m f rs) (Rec (Const Text :: k -> Type) rs)