module Suika
  class Lattice
    attr_reader begin_nodes: Array[Array[::Suika::Node]]
    attr_reader end_nodes: Array[Array[::Suika::Node]]
    attr_reader length: Integer

    def initialize: (Integer length) -> void
    def insert: (Integer begin_id, Integer end_id, String surface, bool unknown,
                 Integer left_id, Integer right_id, Integer cost, Array[String] attrs) -> void
  end
end