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

---@param index number
---@return string skillName
---@return trivial skillType
---@return  easy
---@return  header
---@return  medium
---@return  optimal
---@return  trivial
---@return number numAvailable
---@return 1nil isExpanded
---@return nil serviceType
---@return  Emboss
---@return  Embrodier
---@return  Enchant
---@return  Engrave
---@return  Inscribe
---@return  Modify
---@return  Tinker
---@return  nil
---@return number numSkillUps
---@return number indentLevel
---@return 1nil showProgressBar
---@return number currentRank
---@return number maxRank
---@return number startingRank
---Returns information about a trade skill header or recipe
function GetTradeSkillInfo(index) end