Clean up IntelliJ IDEA CE.

cleanup_intellij_ce.sh

#!/bin/bash

version=$1
if [[ $version =~ ^20[0-9]{2}\.[0-9]{1,3}$ ]]; then
  echo "Clean up IntelliJ CE $version."
else
  echo "You should specify the version(e.g. 2017.2) of IntelliJ."
  exit 1
fi

rm -rfv $HOME/Library/Application\ Support/IdeaIC$version
rm -rfv $HOME/Library/Caches/IdeaIC$version
rm -rfv $HOME/Library/Logs/IdeaIC$version
rm -rfv $HOME/Library/Preferences/IdeaIC$version