neopoly/rohbau

require 'my_application'
require 'user_service/runtime'

# Register user service on my application runtime
MyApplication::Runtime.register :user_service, UserService::RuntimeLoader

# My application runtime knowns about the registered plugins
MyApplication::Runtime.plugins # => {:user_service=>UserService::RuntimeLoader}

# The registered plugin knows his registrar
UserService::RuntimeLoader.registrar # => MyApplication::Runtime

# Runtimes are not initialized yet
MyApplication::RuntimeLoader.instance # => nil
MyApplication::Runtime.plugins[:user_service].instance # => nil

# Boot my application runtime
MyApplication::RuntimeLoader.running? # => false
MyApplication::RuntimeLoader.new
MyApplication::RuntimeLoader.running? # => true

# Runtimes are initialized
MyApplication::RuntimeLoader.instance # => #<MyApplication::Runtime:0x00000000f5b8d8 @user_service=UserService::RuntimeLoader>
MyApplication::Runtime.plugins[:user_service].instance # => #<UserService::Runtime:0x00000000b1ecc0>

# Runtimes are singletons
MyApplication::RuntimeLoader.instance === MyApplication::RuntimeLoader.instance
MyApplication::Runtime.plugins[:user_service].instance === MyApplication::Runtime.plugins[:user_service].instance

# Terminate my application runtime
MyApplication::RuntimeLoader.terminate
MyApplication::RuntimeLoader.running? # => false