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         add_entity_with_staticdata = true,
  13         no_chat_message_prediction = true,
  14         object_use_texture_alpha = true,
  15 }
  16
  17 function core.has_feature(arg)
  18         if type(arg) == "table" then
  19                 local missing_features = {}
  20                 local result = true
  21                 for ftr in pairs(arg) do
  22                         if not core.features[ftr] then
  23                                 missing_features[ftr] = true
  24                                 result = false
  25                         end
  26                 end
  27                 return result, missing_features
  28         elseif type(arg) == "string" then
  29                 if not core.features[arg] then
  30                         return false, {[arg]=true}
  31                 end
  32                 return true, {}
  33         end
  34 end