config

	require 'active_support/configurable'
	module GemModule
	include ActiveSupport::Configurable
	class << self
	def setup
	yield config
	end
	end
	end
	And then you can write
	GemModule.setup do |config|
	config.option1 = "value1"
	config.option2 = 2
	end
	And
	GemModule.config.option1

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