From e5e5bf8c17a206eddf00b3fbbf752555d735697f Mon Sep 17 00:00:00 2001
From: Maikel Linke <maikel@email.org.au>
Date: Fri, 17 Mar 2023 15:59:31 +1100
Subject: [PATCH] Install ruby automatically if rbenv is available

People may use other ways to provide the right Ruby version but if they
use rbenv then we can use it automatically.
---
 script/rbenv-install.sh |  4 ++++
 script/setup            | 10 ++++++----
 2 files changed, 10 insertions(+), 4 deletions(-)

diff --git a/script/rbenv-install.sh b/script/rbenv-install.sh
index 71347a0ef7..e3a2d52fac 100755
--- a/script/rbenv-install.sh
+++ b/script/rbenv-install.sh
@@ -2,6 +2,10 @@
 #
 # Install our selected Ruby version defined in the .ruby-version file.
 #
+# Requires:
+# - [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 # If our ruby-build version is outdated and it can't build the version we want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.
 
diff --git a/script/setup b/script/setup
index 73100989ad..e43f61b7e4 100755
--- a/script/setup
+++ b/script/setup
@@ -17,11 +17,13 @@ YELLOW='\033[0;33m'
 RED='\033[0;31m'
 NO_COLOR='\033[0m'
 
-RUBY_VERSION=$(cat .ruby-version)
-
 # Check ruby version
-if ! ruby --version | grep $RUBY_VERSION > /dev/null; then
-  printf "${RED}Open Food Network requires ruby ${RUBY_VERSION}${NO_COLOR}. Have a look at: https://github.com/rbenv/rbenv\n"
+RUBY_VERSION=$(cat .ruby-version)
+if command -v rbenv > /dev/null; then
+  ./script/rbenv-install.sh
+elif ! ruby --version | grep $RUBY_VERSION > /dev/null; then
+  printf "${RED}Open Food Network requires ruby ${RUBY_VERSION}${NO_COLOR}. "
+  printf "Have a look at: https://github.com/rbenv/rbenv\n"
   exit 1
 fi