Install libghc-readline-doc by entering the following commands in the terminal:
sudo apt update sudo apt install libghc-readline-doc
Description:
Haskell bindings to GNU readline library; documentation
This package provides Haskell bindings to the GNU readline library. See https://directory.fsf.org/wiki/Readline for more information on GNU readline. . 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/readline
Version: 1.0.3.0-7build1
Section: universe/doc