TUtil.lua

function arrComp (a,b)
    return textutils.serialise(a) == textutils.serialise(b)
end
function findEmp ()
    for i=1,16 do
        if not turtle.getItemDetail(i) then
            return i
        end
    end
end
function findI (name)
    for slot in invItr() do
        if slot.it then
            if slot.it.name == name then
                return slot.idx
            end
        end
    end
return 0
end
function mkItr(tab)
    local i=0
    local n = #tab
    return function()
        i=i+1
        if i <= n then return tab[i] end
    end
end
local function invTab ()
    local inv = {}
    for i=1,16 do
        local item = turtle.getItemDetail(i)
        inv[i]={idx=i,it=item}
    end
    return inv
end
function invItr ()
    return mkItr(invTab())
end
function getInv ()
    inv = {}
    i=1
    for slot in invItr() do
        if slot.it then
            inv[i]=slot.it
            i=i+1
        end
    end
    return inv
end