DSL_jruby

class TestDSL < Regexp
  def initialize(&block)
    instance_eval &block
    super('/some_regex/')
  end
  def some_method(value)
    puts "Output: #{value}"
  end
end

# Using previous code
TestDSL.new { some_method 'Hi!' }

# raise the follow error
ArgumentError: block not supplied
  from org/jruby/RubyBasicObject.java:1709:in `instance_eval'
	from (irb):10:in `initialize'
	from org/jruby/RubyRegexp.java:729:in `new'
	from (irb):17:in `evaluate'
	from org/jruby/RubyKernel.java:1066:in `eval'
	from org/jruby/RubyKernel.java:1409:in `loop'
	from org/jruby/RubyKernel.java:1174:in `catch'
	from org/jruby/RubyKernel.java:1174:in `catch'