#!/usr/bin/env bash
set -e
[[ -z "$VERSION" ]] && VERSION=2.1.3
[[ -z "$INSTALLER_ROOT" ]] && INSTALLER_ROOT="$HOME/.tmprbenvinstaller"

# Create the rbenv directory structure if it doesn't already exist.

mkdir -p "$INSTALLER_ROOT"
cd "$INSTALLER_ROOT"

# Download the requested version of rbenv-ruby-install

echo "*** Downloading rbenv-ruby-install/v$VERSION ***"
curl -skSfL "https://github.com/goodtouch/rbenv-ruby-install/tarball/v$VERSION" | tar xz -m --strip 1

# Remove .rbenv-version if present

[[ -f ./.rbenv-version ]] && rm -rf ./.rbenv-version

# Launch the installer

./install

# Remove tmp file

cd
rm -rf "$INSTALLER_ROOT"