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Try to preserve metatable when exchanging data with the async env (#14369)

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Co-authored-by: sfan5 <sfan5@live.de>
Co-authored-by: Lars Mueller <appgurulars@gmx.de>
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y5nw 2024-03-06 18:04:49 +01:00 • committed by GitHub
parent badd42789a
commit fc80f65a6d
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8 changed files with 126 additions and 6 deletions
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13
builtin/common/metatable.lua Normal file
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@ -0,0 +1,13 @@
-- Registered metatables, used by the C++ packer
local known_metatables = {}
function core.register_async_metatable(name, mt)
assert(type(name) == "string", ("attempt to use %s value as metatable name"):format(type(name)))
assert(type(mt) == "table", ("attempt to register a %s value as metatable"):format(type(mt)))
assert(known_metatables[name] == nil or known_metatables[name] == mt,
("attempt to override metatable %s"):format(name))
known_metatables[name] = mt
known_metatables[mt] = name
end
core.known_metatables = known_metatables
core.register_async_metatable("__builtin:vector", vector.metatable)