Installer Jruby / RVM

1. Install AdoptOpenJDK11 ( if you don't already have a compatible java version on your machine )

   brew tap AdoptOpenJDK/openjdk && brew cask install adoptopenjdk11

2. Install RVM

   gpg2 --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3 7D2BAF1CF37B13E2069D6956105BD0E739499BDB && \curl -sSL https://get.rvm.io | bash -s stable --auto-dotfiles

3. Install JRuby

   rvm install jruby-9.2.7.0 (or newest version. See Gemfile to see which version to install)

   Sur OSX, si problème de certificats SSL (symptômes : url shortener de google ne fonctionnant pas), réinstaller ruby en forçant sa compilation (flag --disable-binary) see : rvm/rvm#3923

4. Use your jruby version with RVM

   rvm use jruby-9.2.7.0 (or newest version. See Gemfile to see which version to install)

5. Prepare your bundle setup

JARS_LOCK=skip gem update --system
JARS_LOCK=skip gem install bundler jar-dependencies ruby-maven # install the `lock_jars` command
JARS_LOCK=skip bundle # install Ruby dependencies. See `Gemfile`

6. Make sure that rspec tests pass and rails s works fine.

DB initialization

Make sure to run rake db:create db:migrate once if you have to use the database.