class RuboCop::Cop::Sorbet::SignatureBuildOrder

def call_chain(sig_child_node)
  call_node = root_call(sig_child_node).first
  return [] unless call_node
  calls = []
  while call_node != sig_child_node
    calls << call_node
    call_node = call_node.parent
  end
  calls << sig_child_node
  calls
end