Nostrum.Api.get_user
You're seeing just the function
get_user, go back to Nostrum.Api module for more information.
Specs
get_user(Nostrum.Struct.User.id()) :: error() | {:ok, Nostrum.Struct.User.t()}
Gets a user by its Nostrum.Struct.User.id/0.
If the request is successful, this function returns {:ok, user}, where
user is a Nostrum.Struct.User. Otherwise, returns {:error, reason}.