Re: [PATCH] Expressions/variables within strings (aka no more '..')

[Asko Kauppi <askok@...>]

Personally, I found my solution to this itch :) with the "%" operator  
usage that was mentioned on the list only a few weeks back. It is  
common to all Lua strings, but does not break current behaviour, nor  
needs core-level changes. I love it! :)

> Instead of this, I would recommend using one of the operators  
> currently
> undefined for strings (it could be the % operator, say) and use it to
> interpolate values from a table. This is done by detecting  
> placeholders in
> the string. For example:-
>
> 	"Name: [1], Rank: [2], Serial: [3]" % {"Andy", "Captain", 1234}
>
> Of course it doesn't have to use square brackets. One possibility  
> is to
> use % within the string like printf does - familiar and consistent  
> with
> the choice of operator.

by Andy Stark, Oct 9th.


Luiz Henrique de Figueiredo kirjoitti 23.10.2006 kello 20.35:

> > This transformation can be done by the parser, rather than  
> > processing it
> > at runtime.
>
> Another fine job for a token filter...
> --lhf