Pipes.KeyValueCsv.Common

Utility functions.

Documentation

lines :: Monad m => Producer Text m r -> Lines m r

Split a Text stream into lines.

cells :: (Monad m, Given Delimiter) => Line m r -> Cells m r

Split a line into delimited cells.

useDelimiter :: Char -> (Given Delimiter => a) -> a

Provide a delimiter for a computation. Do not use this function if there is already a Given Delimiter in scope.

wrapParser :: forall m f r. Functor m => Parser Text m (Either String (f r)) -> CellParser m f r

Wrap a parser to use it as a type constructor for Rec.

defaultParser' :: (RecAll f rs FromCell, Monad m) => Rec Proxy rs -> Rec (CellParser m f) rs

defaultParser :: forall m f rs. (RecAll f rs FromCell, Monad m, Record rs) => Rec (CellParser m f) rs

data Lines m r

A stream of lines.

Instances

Monad m => Monad (Lines m)

Monad m => Functor (Lines m)

Monad m => Applicative (Lines m)

data Cells m r

A stream of cells.

Instances

Monad m => Monad (Cells m)

Monad m => Functor (Cells m)

Monad m => Applicative (Cells m)

type Producer b = Proxy X () () b

Producers can only yield

data Text :: *

A space efficient, packed, unboxed Unicode text type.

Instances

Semigroup Text

Ixed Text

FromCell Text

type Item Text = Char

type Index Text = Int

type IxValue Text = Char