switch.lua

local function search (key, elements)
	for i, v in ipairs(elements) do
		if tostring(v.key) == tostring(key) then
			if type(v.value) ~= "function" then
				return v.value
			else
				return v.value()
			end
		end
	end

	return false
end

function case (name)
	return function(value)
		return {key = name, value = value}
	end
end

function switch (searchFor)
	return function(elements)
		local result = search(searchFor, elements)
		if not result then
			return search("default", elements)
		end

		return result
	end
end