getDetail API

function getDetail(slot)
 if slot then
  data = turtle.getItemDetail(slot)
 else
  data = turtle.getItemDetail()
 end
 if data then
  name = data.name
  damage = data.damage
  count = data.count
 else
  name = "minecraft:air"
  damage = 0
  count = 0
 end
 damage = tonumber(damage)
 count = tonumber(count)
 return name , damage , count
end