ractor_move.rb

USE_MOVE = !false

receive2yield = Ractor.new do
  loop do
    if USE_MOVE
      Ractor.yield Ractor.receive, move: true
    else
      Ractor.yield Ractor.receive
    end
  end
end

receive2send = Ractor.new receive2yield do |r|
  loop do
    if USE_MOVE
      r.send Ractor.receive, move: true
    else
      r.send Ractor.receive
    end
  end
end

take2yield = Ractor.new receive2yield do |from|
  loop do
    if USE_MOVE
      Ractor.yield from.take, move: true
    else
      Ractor.yield from.take
    end
  end
end

take2send = Ractor.new take2yield, Ractor.current do |from, to|
  loop do
    if USE_MOVE
      to.send from.take, move: true
    else
      to.send from.take
    end
  end
end

AN = 1_000
LN = 10_000

ary = Array.new(AN) # 1000

# Ractor.make_shareable(ary)

LN.times{
  receive2send << ary
  Ractor.receive
}