@type t() :: %MDEx.ListItem{
  bullet_char: String.t(),
  delimiter: :period | :paren,
  is_task_list: boolean(),
  list_type: :bullet | :ordered,
  marker_offset: non_neg_integer(),
  nodes: [MDEx.Document.md_node()],
  padding: non_neg_integer(),
  start: non_neg_integer(),
  tight: boolean()
}