မဝ်ဂျူ:table/slice

Documentation for this module may be created at မဝ်ဂျူ:table/slice/doc

local index_module = "Module:index"
local table_length_module = "Module:table/length"

local require = require

local function index_range(...)
	index_range = require(index_module).range
	return index_range(...)
end

local function table_len(...)
	table_len = require(table_length_module)
	return table_len(...)
end

--[==[
Given a list, returns a new list consisting of the items between the start index `i` and end index `j` (inclusive). `i` defaults to `1`, and `j` defaults to the length of the input list.]==]
return function(t, i, j)
	local slice, n = {}, 0
	i, j = index_range(t, i, j, table_len)
	while not (j and i > j) do
		local v = t[i]
		if v == nil then
			return slice
		end
		n = n + 1
		slice[n] = v
		i = i + 1
	end
	return slice
end