find last recorded sample in renoise

gistfile1.lua

-- find last recorded sample's instrument index
local function find_last_recorded_sample_instrument_index()
	local max = 0
	local last_recorded_i

	for i, inst in ipairs(rs.instruments) do
		local recording_num = string.match(inst.name, "Recorded Sample (%d+)")
		
		if recording_num then
			if max < recording_num then
				max = recording_num
				last_recorded_i = i
			end
		end
	end

	return last_recorded_i
end