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Only create one alias metatable

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This commit is contained in:
ShadowNinja 2013-12-04 13:39:57 -05:00
parent e51ad5337f
commit 000da6b25d
1 changed files with 9 additions and 11 deletions
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20
builtin/misc_register.lua
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@ -24,17 +24,15 @@ minetest.registered_aliases = {}
-- For tables that are indexed by item name:
-- If table[X] does not exist, default to table[minetest.registered_aliases[X]]
local function set_alias_metatable(table)
setmetatable(table, {
__index = function(name)
return rawget(table, minetest.registered_aliases[name])
end
})
end
set_alias_metatable(minetest.registered_items)
set_alias_metatable(minetest.registered_nodes)
set_alias_metatable(minetest.registered_craftitems)
set_alias_metatable(minetest.registered_tools)
local alias_metatable = {
__index = function(t, name)
return rawget(t, minetest.registered_aliases[name])
end
}
setmetatable(minetest.registered_items, alias_metatable)
setmetatable(minetest.registered_nodes, alias_metatable)
setmetatable(minetest.registered_craftitems, alias_metatable)
setmetatable(minetest.registered_tools, alias_metatable)
-- These item names may not be used because they would interfere
-- with legacy itemstrings