Brent 'Dax' Royal-Gordon writes:
> Alexey Trofimenko <[EMAIL PROTECTED]> wrote:
> >my $var = "test";
> >my @arr := $var;
> > error? or maybe it would be the same weirdness, like in former example? or
> > maybe it's a ["test"]?
>
> The := operator uses the same rules as parameter passing.
Alexey Trofimenko <[EMAIL PROTECTED]> wrote:
>my $var = "test";
>my @arr := $var;
> error? or maybe it would be the same weirdness, like in former example? or
> maybe it's a ["test"]?
The := operator uses the same rules as parameter passing. So, what do
you think this does?
sub foo(@
On Fri, 4 Feb 2005 04:09:03 +0800, Autrijus Tang <[EMAIL PROTECTED]>
wrote:
...
Let's take the first one first, because it is what S06 seems to imply,
although it is against Perl5's tie() intuition:
my @carton is Scalar; # assuming this is the default
Now @carton implements the
[EMAIL PROTECTED] wrote:
However, I wonder how to talk about an array that can contain elements
of any value type, but all the elements must have the same type.
Is Perl6 capable of expressing such a restraint?
Thanks,
/Autrijus/
The problem (in general) with this requirement is that it conflicts
On Fri, Feb 04, 2005 at 01:00:33PM +0100, Miroslav Silovic wrote:
> The problem (in general) with this requirement is that it conflicts with
> inhericance. Perl6 allows you to extend any type (using 'but' operator,
> for example) and so, any time you promise that something will be of a
> certain
On Fri, Feb 04, 2005 at 06:04:52PM +0800, Autrijus Tang wrote:
> my @array of Array;
> my @array is Array of (Any is Array of (Any is Scalar))
>
> If so, may I consider it as equivalent to this Haskell code?
>
> class TArray baseVtype elemVtype where {- ... -} -- Array Trait
> cla
On Thu, Feb 03, 2005 at 03:59:06PM -0800, Brent 'Dax' Royal-Gordon wrote:
> Autrijus Tang <[EMAIL PROTECTED]> wrote:
> > However, I'd still like to know whether my understanding on punning
> > (same class 'Array' used as both Implementation Type and Value Type)
> > and the validity of matching on "
Autrijus Tang <[EMAIL PROTECTED]> wrote:
> However, I'd still like to know whether my understanding on punning
> (same class 'Array' used as both Implementation Type and Value Type)
> and the validity of matching on "$var is TraitName" in subroutine
> signatures is correct. That, and types of hash
On Fri, Feb 04, 2005 at 04:09:03AM +0800, Autrijus Tang wrote:
> Okay. So "Egg" is the value type for elements in @carton. But what
> is the implementation type of @carton?
>
> my @carton of Egg is Scalar;# is @carton Scalar?
> my @carton of Egg is Array; # is @carton Arr
Sorry for the last thread. Please let it die off. Let me restart the
thread, asking the same question, hopefully making more sense this time.
I promise to write in concrete Perl6, instead of Compiler Speak. Really.
In Synopsis 6 version 6, "Value types" section:
my Dog $spot;
my $spo
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