-- Minetest: builtin/features.lua

minetest.features = {
	"glasslike_framed" = true,
	"nodebox_as_selectionbox" = true,
	"chat_send_player_param3" = true,
	"get_all_craft_recipes_works" = true,
	"use_texture_alpha" = true,
}

function minetest.has_feature(arg)
	if type(arg) == "table" then
		missing_features = {}
		result = true
		for ft, _ in pairs(arg) do
			if not minetest.features[ftr] then
				missing_features[ftr] = true
				result = false
			end
		end
		return result, missing_features
	elseif type(arg) == "string" then
		if not minetest.features[arg] then
			return false, {[arg]=true}
		end
		return true, {}
	end
end