sepBy package:parsers

sepBy :: Alternative m => m a -> m sep -> m [a]
parsers Text.Parser.Combinators
sepBy p sep parses zero or more occurrences of p, separated by sep. Returns a list of values returned by p. 
commaSep p  = p `sepBy` (symbol ",")
sepBy1 :: Alternative m => m a -> m sep -> m [a]
parsers Text.Parser.Combinators
sepBy1 p sep parses one or more occurrences of p, separated by sep. Returns a list of values returned by p.
sepByNonEmpty :: Alternative m => m a -> m sep -> m (NonEmpty a)
parsers Text.Parser.Combinators
sepByNonEmpty p sep parses one or more occurrences of p, separated by sep. Returns a non-empty list of values returned by p.