---@diagnostic disable: missing-return, lowercase-global
---@meta

---@alias criterion
---| "CLASS" Sorted by character class (according to the global table CLASS_SORT_ORDER)
---| "NAME" Sorted by character name
---| "STATUS" Sorted by invite status

---@return criterion
---@return boolean reverse
---Returns the current sort mode for the event invite/signup list
function CalendarEventGetInviteSortCriterion() end