ValueObject in Virtus with a custom constructor

virtus-coercion.rb

require 'virtus'

class Point
  include Virtus::ValueObject

  attribute :x, Integer
  attribute :y, Integer

  def initialize(value)
    self.x = value[0]
    self.y = value[1]
  end
end

class Rectangle
  include Virtus

  attribute :top_left,     Point
  attribute :bottom_right, Point
end

rect = Rectangle.new(top_left: [3,5], bottom_right: [8,7])

puts rect.top_left.inspect     # => #<Point x=3 y=5>
puts rect.bottom_right.inspect # => #<Point x=8 y=7>