From 8d1d0c27c9fb6c4dc0823f71e76d2ebae97c6151 Mon Sep 17 00:00:00 2001
From: Maikel Linke <maikel@email.org.au>
Date: Thu, 12 Dec 2024 17:15:53 +1100
Subject: [PATCH] Install rbenv automatically if missing

This small script addition will allow us to remove the rbenv
installation from our Ansible provisioning scripts.
---
 script/rbenv-install.sh | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/script/rbenv-install.sh b/script/rbenv-install.sh
index e3a2d52fac..b3b889cd80 100755
--- a/script/rbenv-install.sh
+++ b/script/rbenv-install.sh
@@ -2,13 +2,24 @@
 #
 # Install our selected Ruby version defined in the .ruby-version file.
 #
-# Requires:
+# Requires and tries to install if missing:
 # - [rbenv](https://github.com/rbenv/rbenv#readme)
 # - [ruby-build](https://github.com/rbenv/ruby-build#readme)
 #
 # If our ruby-build version is outdated and it can't build the version we want
 # then we try upgrading ruby-build and installing again.
 
+if ! command -v rbenv > /dev/null; then
+  # Install rbenv:
+  git clone https://github.com/rbenv/rbenv.git ~/.rbenv
+  ~/.rbenv/bin/rbenv init
+  eval "$(rbenv init -)"
+
+  # Install ruby-build:
+  mkdir -p "$(rbenv root)"/plugins
+  git clone https://github.com/rbenv/ruby-build.git "$(rbenv root)"/plugins/ruby-build
+fi
+
 if rbenv install --skip-existing; then
   echo "Ruby is installed."
 else