Re: lua_setuservalue() - what is it for?

[Marc Balmer <marc@...>]

Am 21.08.15 um 03:53 schrieb Daurnimator:
> On 21 August 2015 at 09:27, Dibyendu Majumdar <mobile@majumdar.org.uk> wrote:
>> Apologies for this very basic question. What is the purpose (i.e. use
>> case) of the lua_setuservalue() api?
> 
> To tie other lua values to a userdata.
> Some use cases:
>   - have a simple reference to the parent object of a userdata
>   - to keep lua values for a userdata (e.g. a callback)
> 
> e.g. I have an open PR to luapgsql that uses a uservalue to keep a
> reference to the lua FILE object you pass:
> https://github.com/mbalmer/luapgsql/pull/24/files
> 


Thansk for the reminder, I will definitely put that in (and also create
a new release, while there...)

- m.