$ ruby console.rb

	# usage: $ ruby console.rb
	require 'irb'
	module IRB
	def self.start_session(binding) # call this method to drop into irb
	unless @__initialized
	args = ARGV
	ARGV.replace(ARGV.dup)
	IRB.setup(nil)
	ARGV.replace(args)
	@__initialized = true
	end
	workspace = WorkSpace.new(binding)
	irb = Irb.new(workspace)
	@CONF[:IRB_RC].call(irb.context) if @CONF[:IRB_RC]
	@CONF[:MAIN_CONTEXT] = irb.context
	catch(:IRB_EXIT) do
	irb.eval_input
	end
	end
	end
	IRB.start_session(binding)

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