Discord.SortedSet.to_list

You're seeing just the function to_list, go back to Discord.SortedSet module for more information.

to_list(set)

to_list(set :: t()) ::
  [Discord.SortedSet.Types.supported_term()]
  | Discord.SortedSet.Types.common_errors()

Converts a SortedSet into a List

This operation requires copying the entire SortedSet out of NIF space and back into Elixir space it can be very expensive.