Re: one more stupid idea ?

[Ulrich Schmidt <u.sch.zw@...>]

Ok, maybe forget it.

    function(...) -- ([<path>,]* filename)

.. is descriptive too :)

Greetings.

Am 26.03.2016 um 08:43 schrieb Ulrich Schmidt:
> Hi everyone.
>
> Sometime functions have a varible count of parameters. Most often we 
> simply use ... as last parameter. Sometimes it is more expressive to 
> use first parameters as optional arguments eg:
>
>     function concat_path(drive, folder, filename);
>
> In case we call this function with filename only, the function have to 
> deal with the parameter count by itself and it works in many cases as 
> we can see in many lua projects. BUT: The source code is less self 
> descriptive.
>
> A simple way do make the function parameters more descriptive would be 
> to allow a "?" in identifiers. for instance:
>
>   function concatPath(drive?, folder?, filename);
>
> Still i have to deal with parameter counts by myself but the function 
> header is much more self descriptive. And this patch interferes with 
> nothing in existence.
>
> Stupid idea?
>
> greetings.
> Ulrich Schmidt.