謎的なおぶじぇくと

object.rb

def object constant=nil, &defi
  obj = ->() do
    b = binding
    return ->(exp) do
      b.eval exp
    end
  end.call

  ->() do
    if constant.respond_to? :to_sym
      if [Class, Module].include? self.class
        klass = self
      else
        klass = self.class
      end
      klass.const_set constant.to_sym, obj
    end
  end.call
  obj
end

object :MyObj

MyObj.call "member = 'hello'"
puts MyObj.call "member" # hello