ai.rb

#!/usr/bin/env ruby
# frozen_string_literal: true

# With dry-auto_inject 0.4.5, this prints out "a", "b", "c".
# With dry-auto_inject 0.4.6, "b" is lost.
# If you remove Base#initialize then "b" is still there.

require 'dry-auto_inject'

class Container
  extend Dry::Container::Mixin
  register(:a) { 'a' }
  register(:b) { 'b' }
  register(:c) { 'c' }
end
Import = Dry::AutoInject(Container)

class Base
  include Import[:a, :b]

  def initialize(**kwargs)
    super
  end
end

class Derived < Base
  include Import[:b, :c]

  def dump
    puts "a: #{a}"
    puts "b: #{b}"
    puts "c: #{c}"
  end
end

obj = Derived.new
obj.dump