setup-rbenv

#!/usr/bin/env bash

# install/update rbenv
# https://github.com/rbenv/rbenv

_rbenv_dir="${HOME}/.rbenv"
if [[ -d "${_rbenv_dir}" ]]; then
  echo "rbenv is already installed!"
  echo "Updating rbenv..."
  cd "${_rbenv_dir}" && git pull
else
  echo "Installing rbenv..."
  git clone https://github.com/rbenv/rbenv "${_rbenv_dir}"
  cd "${_rbenv_dir}"
fi

echo "Installing build dependencies..."
sudo apt install -y autoconf bison build-essential libssl-dev libyaml-dev libreadline-dev zlib1g-dev libncurses5-dev libffi-dev libgdbm6 libgdbm-dev

echo "Running build..."
src/configure && make -C src

_ruby_build_dir="${_rbenv_dir}/plugins/ruby-build"
if [[ -d "${_ruby_build_dir}" ]]; then
  echo "ruby-build is already installed!"
  echo "Updating ruby-build..."
  cd "${_ruby_build_dir}" && git pull
else
  echo "Installing ruby-build..."
  git clone https://github.com/rbenv/ruby-build "${_ruby_build_dir}"
fi

echo "Done!"