Install libghc-errors-doc by entering the following commands in the terminal:
sudo apt update sudo apt install libghc-errors-doc
Description:
simplified error handling; documentation
This library encourages an error-handling style that directly uses the type system, rather than out-of-band exceptions. . This package provides the documentation for a library for the Haskell programming language. See http://www.haskell.org/ for more information on Haskell.
Homepage: http://hackage.haskell.org/package/errors
Version: 2.2.2-1
Section: universe/doc