if [[ ! -d "$HOME/.rbenv" ]]; then
  fancy_echo "Installing rbenv, to change Ruby versions ..."
    git clone git://github.com/sstephenson/rbenv.git ~/.rbenv

    if ! grep -qs "rbenv init" ~/.zshrc; then
      printf 'export PATH="$HOME/.rbenv/bin:$PATH"\n' >> ~/.zshrc
      printf 'eval "$(rbenv init - --no-rehash)"\n' >> ~/.zshrc
    fi

    export PATH="$HOME/.rbenv/bin:$PATH"
    eval "$(rbenv init -)"
fi

if [[ ! -d "$HOME/.rbenv/plugins/rbenv-gem-rehash" ]]; then
  fancy_echo "Installing rbenv-gem-rehash so the shell automatically picks up binaries after installing gems with binaries..."
    git clone https://github.com/sstephenson/rbenv-gem-rehash.git ~/.rbenv/plugins/rbenv-gem-rehash
fi

if [[ ! -d "$HOME/.rbenv/plugins/ruby-build" ]]; then
  fancy_echo "Installing ruby-build, to install Rubies ..."
    git clone git://github.com/sstephenson/ruby-build.git ~/.rbenv/plugins/ruby-build
fi