builtin/game/features.lua

   1 -- Minetest: builtin/features.lua
   2
   3 core.features = {
   4         glasslike_framed = true,
   5         nodebox_as_selectionbox = true,
   6         chat_send_player_param3 = true,
   7         get_all_craft_recipes_works = true,
   8         use_texture_alpha = true,
   9         no_legacy_abms = true,
  10         texture_names_parens = true,
  11         area_store_custom_ids = true,
  12 }
  13
  14 function core.has_feature(arg)
  15         if type(arg) == "table" then
  16                 local missing_features = {}
  17                 local result = true
  18                 for ftr in pairs(arg) do
  19                         if not core.features[ftr] then
  20                                 missing_features[ftr] = true
  21                                 result = false
  22                         end
  23                 end
  24                 return result, missing_features
  25         elseif type(arg) == "string" then
  26                 if not core.features[arg] then
  27                         return false, {[arg]=true}
  28                 end
  29                 return true, {}
  30         end
  31 end