Install libghc-silently-prof by entering the following commands in the terminal:
sudo apt update sudo apt install libghc-silently-prof
Description:
prevent or capture writing to stdout and other handles; profiling libraries
Need to prevent output to the terminal, a file, or stderr? Need to capture it and use it for your own means? Now you can, with silence and capture. . This package provides a library for the Haskell programming language, compiled for profiling. See http://www.haskell.org/ for more information on Haskell.
Homepage: https://github.com/hspec/silently
Version: 1.2.5-5build1
Section: universe/haskell