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

---@param index number
---@param bookType spell
---@param pet
---@param spell
---@param name string
---@param unit string
---@return 1nil inRange
---Returns whether the player is in range to cast a spell on a unit
function IsSpellInRange(index, bookType, pet, spell, name, unit) end
