ColinDKelley/modified_singleton-example.rb

## modified_singleton-example.rb
class Secrets
  def initialize(secrets_path)
    @hash = YAML.load_file(secrets_path)
  end

  def [](key)
    @hash[key]
  end

  def set_instance
    self.class.set_instance(self)
  end

  ...
  class << self
    attr_accessor :instance
  end
end
	class Secrets
	def initialize(secrets_path)
	@hash = YAML.load_file(secrets_path)
	end

	def [](key)
	@hash[key]
	end

	def set_instance
	self.class.set_instance(self)
	end

	...
	class << self
	attr_accessor :instance
	end
	end