Pipes.KeyValueCsv.Internal.Csv

Helper classes and functions.

Documentation

parseLine :: forall (m :: * -> *) (f :: k -> *) (rs :: [k]) (r :: *). (Monad m, Given Delimiter) => Rec (CellParser m f) rs -> Line m r -> Producer (Rec (WithCsvError :. f) rs) m r

Parse a single row from a stream of text, discard the remaining characters.

parseCells

Arguments

:: forall (m :: * -> *) (f :: k -> *) (rs :: [k]) (x :: *). Monad m

=> Rec (CellParser m f) rs

Parser record.

-> Cells m x

Stream of cells.

-> Producer (Rec (WithCsvError :. f) rs) m x

Parse a row of cells and pack it into a one-shot Producer.

validateCell :: (Either String :. f) a -> (Validation [CsvError] :. f) a

buildFromCells

Arguments

:: Monad m

=> Rec (CellParser m f) (r ': rs)

Parser record.

-> Cells m x

Stream of cells.

-> m (Rec (WithCsvError :. f) rs -> Rec (WithCsvError :. f) (r ': rs), Cells m x)

A helper function for the FromCells type class. Build a Rec incrementally from Cells.

fromCells

Arguments

:: Monad m

=> Rec (CellParser m f) rs

Parser record.

-> Cells m x

Stream of cells.

-> m (Rec (WithCsvError :. f) rs, x)

Parse a row of cells. For more information about parsing with Pipes, see Pipes.Parse.Tutorial.