class Pair
property key value init do |@key, @value| end clone do Pair.new(@key.clone, @value.clone) end to_string do "<Pair " + @key.inspect + " => " + @value.inspect + ">" end
end
class Pair
property key value init do |@key, @value| end clone do Pair.new(@key.clone, @value.clone) end to_string do "<Pair " + @key.inspect + " => " + @value.inspect + ">" end
end