#!/bin/sh set -e # install GHCs ./ghcup.sh -v install 8.2.2 ./ghcup.sh -v install 8.4.3 ./ghcup.sh -v install 8.6.1 # set GHC ./ghcup.sh -v set 8.6.1 ./ghcup.sh -v set 8.4.3 # install cabal-install wget https://www.haskell.org/cabal/release/cabal-install-2.2.0.0/cabal-install-2.2.0.0-x86_64-unknown-linux.tar.gz tar -xzf cabal-install-2.2.0.0-x86_64-unknown-linux.tar.gz export PATH="$HOME/.ghcup/bin:$PATH" # install shellcheck ./cabal new-update ./cabal new-install ShellCheck # check our script for errors ~/.cabal/bin/shellcheck ghcup.sh