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Let core.get_mod_storage be called multiple times (#12572)

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Jude Melton-Houghton 2022-07-23 16:27:07 -04:00 • committed by GitHub
parent 2351c95612
commit d631f21024
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4 changed files with 23 additions and 6 deletions
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19
builtin/common/mod_storage.lua Normal file
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@ -0,0 +1,19 @@
-- Modify core.get_mod_storage to return the storage for the current mod.
local get_current_modname = core.get_current_modname
local old_get_mod_storage = core.get_mod_storage
local storages = setmetatable({}, {
__mode = "v", -- values are weak references (can be garbage-collected)
__index = function(self, modname)
local storage = old_get_mod_storage(modname)
self[modname] = storage
return storage
end,
})
function core.get_mod_storage()
local modname = get_current_modname()
return modname and storages[modname]
end