A parsing library that can be used as easily as regexps

[neongreen]

For instance, splitting a string like "foo12bar34" into [12,34] should be a one-liner.

[Gurkenglas]

fmap read . wordsBy isAlpha

[neongreen]

Sure, split partly fulfills this role, but it only works for simple cases and doesn't allow for error messages when the string doesn't match the schema.