Hi,
If you really want to avoid `Array[Str].new`, you can do something like
this:
sub foo (@a where .all ~~ Str) {...}
On 2017-01-07 11:45:55 GMT, Fernando Santagata wrote:
> Hello,
>
> I have a function like this:
>
> sub test(Str :$format, :@filter)
> {
> say $format;
> say @filter;
> }
>
> and I wish to have a stricter type control over the second parameter.
>
> The natural way to do it seemed this:
>
> sub test(Str :$format, Array[Str] :$filter)
> {
> say $format;
> say $filter;
> }
>
> but then I have to call it this way:
>
> test format => 'gnutar', filter => Array[Str].new('gzip', 'uuencode');
>
> Is there a less cumbersome way to do it?
>
> Obviously this doesn't work:
>
> test format => 'gnutar', filter => <gzip uuencode>;
>
> because the argument is interpreted as a generic List.
> This doesn't work either:
>
> test format => 'gnutar', filter => ['gzip', 'uuencode'];
>
> because it's interpreted as a generic Array, not an Array[Str].
>
> Thank you!
