function __TS__ArraySlice(list, first, last)
    local len = #list
    local relativeStart = first or 0
    local k
    if relativeStart < 0 then
        k = math.max(len + relativeStart, 0)
    else
        k = math.min(relativeStart, len)
    end
    local relativeEnd = last
    if last == nil then
        relativeEnd = len
    end
    local final
    if relativeEnd < 0 then
        final = math.max(len + relativeEnd, 0)
    else
        final = math.min(relativeEnd, len)
    end
    local out = {}
    local n = 0
    while k < final do
        out[n + 1] = list[k + 1]
        k = k + 1
        n = n + 1
    end
    return out
end