table.lua

-- Table functions implemented into Lua

local table = table or {}

function table.move(a1, f, e, t, a2)
	-- Moves elements [f, e] from array a1 into a2 starting at index t
	-- table.move implementation
	-- @param table a1 from which to draw elements from range
	-- @param number f starting index for range
	-- @param number e ending index for range
	-- @param number t starting index to move elements from a1 within [f, e]
	-- @param table a2 the second table to move these elements to
	--	@default a2 = a1
	-- @returns a2

	a2 = a2 or a1
	t = t + e

	for i = e, f, -1 do
		t = t - 1
		a2[t] = a1[i]
	end

	return a2
end

function table.pack(...)
	-- Returns a new table with parameters stored into an array, with field "n" being the total number of parameters
	local t = {...}
	t.n = #t
	return t
end

return table