Method: Upperkut::Middleware::Chain#invoke

Defined in:
lib/upperkut/middleware.rb

#invoke(*args) ⇒ Object 



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# File 'lib/upperkut/middleware.rb', line 20

def invoke(*args)
  chain = @items.map(&:new)

  traverse_chain = lambda do
    if chain.empty?
      yield
    else
      chain.shift.call(*args, &traverse_chain)
    end
  end

  traverse_chain.call
end