In general `metaClass.classNode` is unsafe: you never know if there's going
to be something there. It only works for scripts compiled "on the fly" for
which you keep a reference. Not precompiled classes, typically.

2018-02-08 14:44 GMT+01:00 Paolo Di Tommaso <paolo.ditomm...@gmail.com>:

> I see. Actually my idea was to populate the nodeMetaData map and access it
> via `class.metaClass.classNode.nodeMetaData`, but it seems not possible.
>
> But the the use of annotation sounds a nice idea.
>
> Thanks.
> p
>
> On Thu, Feb 8, 2018 at 2:35 PM, Cédric Champeau <cedric.champ...@gmail.com
> > wrote:
>
>> Unless you have an AST xform that takes that node metadata and injects it
>> into bytecode in a way that it's available at runtime (say, within an
>> annotation), no, it's not possible.
>>
>> 2018-02-08 14:30 GMT+01:00 Paolo Di Tommaso <paolo.ditomm...@gmail.com>:
>>
>>> Dear all,
>>>
>>> Is it possible to inject some values in a nodeMetaData during AST
>>> transformation and access such values at runtime  ?
>>>
>>>
>>> p
>>>
>>
>>
>

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