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

---@param slot number
---@return 1nil isAttack
---Returns whether an action is the standard melee Attack action. Used in the default UI to flash the action button while auto-attack is active. Does not apply to other repeating actions such as Auto Shot (for hunters) and Shoot (for wand users); for those, see IsAutoRepeatAction.
function IsAttackAction(slot) end