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There probably ought to be a luaL_toudata as well that returns NULL.


on 9/6/05 1:21 PM, Doug Rogers at wrote:

> Glenn Maynard wrote:
>> luaL_checkudata returned NULL in 5.0, but throws an error in 5.1.
> My code is ready for that. I don't use luaL_checkudata() for precisely
> that reason: no control over the exception mechanism. I can see why it
> throws an error, though, since the other lua_checkTYPE()'s do.
>> luaL_newmetatable still maps the name to the metatable.  It just doesn't
>> map the metatable back to the name, as 5.0 did.
> Too bad. That can be helpful.
> Doug