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- Subject: Re: Is there a kernel patch for creating local variables programmatically?
- From: Jay Carlson <nop@...>
- Date: Sat, 18 May 2013 18:58:33 -0400
On May 18, 2013, at 6:49 PM, Andres Perera wrote:
> On Sat, May 18, 2013 at 5:35 PM, Tim Hill <drtimhill@gmail.com> wrote:
>> But such a change is a MUCH deeper change to Lua than just making it easier to write the local declarations. Tables have no existence at compile time in the current model, hence the concept of "{}" as a table CONSTRUCTOR and not a table LITERAL.
>
> The change is that a set of table constructors can now be asked to
> give a maximum number of members, at CT. Non-constant tables return
> "undeterminate". The prodding for maximum number of members happens
> when the `from' operator is parsed.
require() happens at runtime, not compile-time. You'd have to switch to semantics closer to #include, I think. @splicing in an external AST would be cleaner and work as well.
Jay
