Re: [RFC] Syntax for struct type constructors

[Mohammad-Reza Nabipoor]

Hi, Jose.

On Mon, Mar 01, 2021 at 10:03:55PM +0100, Jose E. Marchesi wrote:
> 
> Hi people!
> 
> Next feature I will implement in poke is support for having arguments in
> struct types.  Like this:
> 
> type Packet =
>   struct (int control, int datasize = 256)
>   {
>     byte ctrl = control;
>     byte[datasize] payload;
>   };
> 
> I feel good with the above syntax: it in intuitive and clear.
> 
> However, at the type construction side, I contemplate two options:
> 
> 1) To use parenthesis, like in:
> 
>    Packet (2, 1024)
>    Packet (2) /* datasize is optional */
> 
> 2) To use angle brackets, like in:
> 
>    Packet<2, 1024>
>    Packet<2> /* datasize is optional */
> 
> My intention is to implement 2).  This is mainly because most other type
> constructors like int<N>, uint<N> and offset<...,...> also use angle
> brackets to be parametrized.
> 
> But if someone thinks 1) is better for some reason, I am all ears :)
> What you people think?  1) or 2)?
> 

2!
It feels more data type :)