]] - $ ($key = $value) { ... }
- Ashley Winters
1 2 3 a b, when did the @hexlike grep block
get called?
- Ashley Winters
.
given @something {
when $this { ... }# @something ~~ $this
against $that { ... }# $that ~~ @something
}
That would help keep the ~~ DWIM table from trying to guess on which
side you really wanted @something on.
- Ashley Winters
one(@array) - if they're all the same,
it's more than 1, otherwise it's 0.
Yeah, that would've been cool. Are we left with asserting
Call(.members »=:=« one(.members))? That'd be pretty close to the
original elegance.
Ashley Winters
(or a standard function which a user
reimplemented -- you never know).
- Ashley Winters
to
implictly parallelize for us:
my @answer = @jobs.»();
Which would run them in parallel automatically, if possible.
- Ashley Winters
returns Cnil but
E::UndefinedValue or something. Thus completes the circle of
definedness.
Ashley Winters
-- guessing realistic syntax
Base.meta.add_method(
do_it = method ($arg) {
say doing $arg!;
});
# or, just add it to a single instance
$x.meta.add_method(
do_it = method ($arg) {
say doing $arg!;
});
Did I miss any good ones? Or bad ones? :)
Ashley Winters
you asked Larry how to make a symbolic function call, lately?;
dynamic(notcode, static({ $_+1 }, [1,2,3,4,5]));
Same.
Just my 2¢
Ashley Winters
~~ color('magenta')
Interesting proposal. Is there any motivation for people not to simply
flip the argument-order to take advantage of the right-wise
determinism? Or is that actually a benefit?
'#F0F' ~~ $color ?? 'yes' !! 'no';
Ashley Winters
when strict inferencing is
in place. That's exactly how I'd want it to work when optimization
and/or stricture is in place. It'd be a *very* nice compiler feature.
Ashley Winters
should really be the Interpolation behavior,
and Representation should be a lossless but readable version of
Serialization, though I'm clearly wrong, since I can't defend it. No
worries. I'll come around to see the light. Someday. :)
Ashley Winters
presentation Role.
Ashley Winters
: use sadistic
inferencing; either of those declarations can disregard my potential
for runtime tomfoolery, and abort the compiliation when there's
something illogical.
Ashley Winters
On 9/25/05, Ashley Winters [EMAIL PROTECTED] wrote:
On 9/25/05, Yuval Kogman [EMAIL PROTECTED] wrote:
Under strict type inferrencing, i'd expect this to be a compile time
error:
I quoted but didn't read close enough. You DID say strict type
inferencing. Never mind. :)
Ashley Winters
On 9/25/05, Yuval Kogman [EMAIL PROTECTED] wrote:
On Sun, Sep 25, 2005 at 10:59:38 -0700, Ashley Winters wrote:
The Stringification of a UnixEpochTimestamp should probably be the
same as its Integerization -- 12345678900. However, the Interpolation
of it should be the locale-specific POSIX
with ?? is !!
(cond) ?? (if_true) !! (if_false)
Ashley Winters
for push?
@array ,= $foo ; @array = @array, $foo;
Ashley Winters
the = form to:
my Str $x is constant('foo');
Why isn't the late binding version
my Str $x is ro('foo');
In contrast to the 'is rw' trait? When I say 'is constant', can I be
rewarded for all my extra typing with some well-defined compile-time
optimization?
Ashley Winters
On 5/27/05, Juerd [EMAIL PROTECTED] wrote:
There is no way to get an anonymous rw scalar, is there?
Can't the [] and {} syntaxes be considered aliases for new Array(...)
and new Hash(...)?
my $x := new int = 10; # looks like it should work
Ashley Winters
inclined to use ./method for $self.method. After a decade of using
unix shells, typing ./ is closer to huffman(1.1) than huffman(2).
This is a really clean solution.
Ashley Winters :voteyea
On 5/15/05, Luke Palmer [EMAIL PROTECTED] wrote:
multi sub infix:!= (Any|Junction $a, Any|Junction $b) {
!($a == $b);
}
Then it Just Works.
Also, that's the right way to provide a working != for any object
which defines ==. We all want that, right?
Ashley Winters
} { ... }
Ashley Winters
{...};
temp $sql = q{...};
(Assuming Ctemp is made to work on lexicals, of course.)
How about 'the'? I don't want to Ipossess the variable, I just want to use it.
the $sql = q{...};
the $sth = $dbh.prepare($sql);
It could be the same as my(), but without the posessiveness (warning)
Ashley Winters
alternatives as well as the single-character ones, so
it seems preferable to me (assuming it could be optimized happily).
Ashley Winters
is a('Good Dog!')
Ashley Winters
... can you call a rule as a function?
rule foo { .* }
$x = foo(I am the very model of a modern irregular expression);
Or do I not want to know the answer to that?
Ashley Winters
$x = cos :degrees(270);
Ashley Winters
On Sun, 13 Mar 2005 23:42:41 -0600, Rod Adams [EMAIL PROTECTED] wrote:
Ashley Winters wrote:
For documentary purposes, can we make that $radians?
multi sub cos (Num +$degrees) returns Num {
return cos :radians($degrees * PI / 180);
}
my Num $x = cos :degrees(270);
I have changed
, why should scalars get all the good secondary sigils? :)
Ashley Winters
{ .does(Int) } $y.values;
}
Ashley Winters
On Fri, 18 Feb 2005 23:12:40 +0100, Eirik Berg Hanssen
[EMAIL PROTECTED] wrote:
Ashley Winters [EMAIL PROTECTED] writes:
On Fri, 18 Feb 2005 12:47:51 -0700, Luke Palmer [EMAIL PROTECTED] wrote:
Run through your mind how this would be done with a junction in $x.
Particularly focus
On Fri, 18 Feb 2005 14:35:53 -0800, Ashley Winters
[EMAIL PROTECTED] wrote:
1 .. sqrt(10) - LazyList of (1..3)
1 .. sqrt(10|20) - Junction of any(1,2,3, 1,2,3,4)
LazyList does Iterator, but Junction does not. You'd have to use (1 ..
sqrt(3|6)).values to iterate through the possible values
On Wed, 16 Feb 2005 14:29:14 -0600, Rod Adams [EMAIL PROTECTED] wrote:
Larry Wall wrote:
That, and we'd like a novice to be able to write
given $x {
when 1 | 2 | 3 {...}
when 4 | 5 | 6 {...}
}
Or just change Cwhen to accept a list of things to compare against,
On Thu, 10 Feb 2005 08:59:04 -0800, David Storrs [EMAIL PROTECTED] wrote:
On Wed, Feb 09, 2005 at 05:13:56AM -0600, Rod Adams wrote:
Does
($k, $v) == pop %hash;
or
($k, $v) == %hash.pop;
make sense to anyone except me?
... the only time it's useful is
if you want to process
On Tue, 8 Feb 2005 11:12:40 +0800, Autrijus Tang [EMAIL PROTECTED] wrote:
On Mon, Feb 07, 2005 at 05:33:06PM +0100, Miroslav Silovic wrote:
my $a = (0 | 6);
say 4 $a and $a 2;
Yup. My mathematic intuition cannot suffer that:
4 X 2
to be true in any circumstances -- as it
On Sat, 8 Jan 2005 21:05:20 +0100, Stéphane Payrard [EMAIL PROTECTED] wrote:
Anyway the particular length of variables names was not the subject of
my mail, but a good syntax for aliasing name in signatures.
Hmm... how about abducting the - operator and using default variable
initialization?
through stringification
due to singletons. Well, on second thought, you could make $foo.meta
(or whatever) start answering to CLASS(0xDEADBEEF) style classnames.
Those are probably needed for debugging or something anyways.
Ashley Winters
On Tue, 28 Dec 2004 22:31:47 -0700, Luke Palmer [EMAIL PROTECTED] wrote:
Ashley Winters writes:
sub foo (Class $who) {
my $thing := $who$var;
my func := $whofunc; # how would I do this otherwise?
}
In current Perl 6:
sub foo (Class $who) {
my $thing := $::($who
+) -? ./
and specify the vars I want to save directly in my own scope.
Ashley Winters
On Wed, 8 Dec 2004 16:07:43 -0700, Luke Palmer [EMAIL PROTECTED] wrote:
Ashley Winters writes:
For a grammar, that works perfectly!
Yep.
In a one-liner, I'd rather just use:
$datetime ~~ /$year := (\d+) -? $month := (\d+) -? ./
Then go ahead and use that. If you're going
] {...}
Would that be valid/mean anything?
Okay, that enough curiosity for today. :)
Thanks,
Ashley Winters
On Mon, 6 Dec 2004 11:34:24 -0800, Larry Wall [EMAIL PROTECTED] wrote:
Though it's awfully tempting to fill in the holes in the periodic table:
($a, $b, $c) = @foo * 3;
And then just say all the corresponding unaries default to 1 (or the arity
of the left):
$bit = + $number;
to
compensate for the belief that not explicitly caching would be
hopelessly slow? Ahh. I'm learning much. :)
Ashley Winters
()
That way, we get:
((1|2)|(34)).values ~~ (1|3,2|4) # (1,2)|(3,4) I presume
((1|2)|(34)).\values ~~ (1|2, 34)
@foo.\elems would work the same as @foo.elems, since @foo in scalar
context *is* the container object in the first place.
Comments?
Ashley Winters
? Or does something like this:
3.14159 + 1|2;
try to MMD-dispatch to:
multi sub *infix:+ (Num $foo, Str|Int $bar)
instead of (or before) threading?
Ashley Winters
':standard';
And won't we just be doing:
use CGI :standard;
anyway?
Indeed. Also, someone *ahem* will make the following work, with or
without the C.
%hash.:foo:bar:baz = 10;
Ashley Winters
MUST return the same hash code.
foo = ();
%hash{@foo} = 10;
push foo, 'This would change the hash key for foo?';
print ok 1 if exists %hash{ [] };
print ok 2 if exists %hash{ [10] };
print ok 3 if exists %hash{@foo};
What's going to get printed from that?
Ashley Winters
--
When you do
On Tuesday 23 July 2002 08:27 am, Ashley Winters wrote:
push foo, 'This would change the hash key for foo?';
print ok 1 if exists %hash{ [] };
print ok 2 if exists %hash{ [10] };
Err, I meant:
print ok 2 if exists %hash{ ['This would change the hash key for foo?'] };
Also, the same
On Tuesday 23 July 2002 08:44 am, Alberto Manuel Brandão Simões wrote:
On Tue, 2002-07-23 at 09:27, Ashley Winters wrote:
foo = ();
%hash{@foo} = 10;
push foo, 'This would change the hash key for foo?';
print ok 1 if exists %hash{ [] };
print ok 2 if exists %hash{ ['This would change
On Sunday 21 July 2002 06:46 pm, Scott Walters wrote:
2. PMCs return iterators allocated on a stack that allow them to function
as KEY *s allocating a single fixed size peice of memory rather than all of
the parts of a linked list. In other words, factor out the part of PMCs
that index a
constructor, just like {}.
Ashley Winters
--
When you do the community's rewrite, try to remember most of us are idiots.
On Monday 15 July 2002 07:52 am, Brent Dax wrote:
Ashley Winters:
# You've got a point. There's an easy way to say I want a sub:
#
# my $sub = - { ... }
#
# But I can't think of a similarly punctuation-intensive way
# to say I
# want a hash. (someone please step in and correct me
have my vote on %() as a hash constructor in addition to {}. :)
Ashley Winters
--
When you do the community's rewrite, try to remember most of us are idiots.
in excess is bad, and all that mumbo jumbo.
Ashley Winters
--
When you do the community's rewrite, try to remember most of us are idiots.
those pairs.
My argument is that %{} already represents 'HASH' context, and we don't need
%() for that as well. Instead, we need a punctuation-happy hash constructor.
Ashley Winters
--
When you do the community's rewrite, try to remember most of us are idiots.
to have source, it definitely needs a comment saying this is not the
file you are looking for, see test_main.c and embed.c.
/nitpick
I think that's all for today,
Ashley Winters
--
When you do the community's rewrite, try to remember most of us are idiots.
what docs?
4. Where can I find out what embed.c is doing?
5. Why is parrot.c empty?
Ashley Winters
foresee that
becoming annoying. (Which seems better to you, Parrot_sprintf or
misc_sprintf?)
c. parrot_sprintf
Ashley Winters
--
When you do the community's rewrite, try to remember most of us are idiots.
implemented in resources.c? It's a non-obvious
name, and the top-of-file comment doesn't say so.
Okay, that's all of the PDDs. I learned quite a bit from them, hopefully some
of it was accurate useful. :)
Discuss.
Ashley Winters
--
When you do the community's rewrite, try to remember most of us
haven't even compiled Parrot before, so you'd be
getting genuine n00b questions. Be warned.
Is there a complete description, or even listing, of command-line switches
outside of parrot -h or whatever? running.pod doesn't quite do it for me.
Ashley Winters
--
When you do the community's rewrite, try
welcome
}
}
Wouldn't it be great to have something so incredibly slow? Code morphing is so
80's! Okay, I've had my headache-inducing thought for the evening. bow/
Yes, my Scheme interpreter written in Perl6 is coming along nicely. Muahaha!
(kidding, obviously)
Ashley Winters
'};# hypothetical syntax
}
{
my $x = 1;
my $y; # Might be able to BEGIN { violate_me() } instead
violate_me();
print $y;
}
Ashley Winters
--
When you do the community's rewrite, try to remember most of us are idiots.
for nums {}# will $_ be smart enough to 'int' itself? I hope so
Yes, people will have to think about optimizing their code. It's not great,
but it's not that onerous. It might be nice if the current topic would type
itself based on its initializer, when obvious.
Ashley Winters
On Sunday 07 July 2002 02:19 pm, Damian Conway wrote:
Ashley Winters asked:
It *might* possibly work to hyper the constructor:
my ($a, $b) = ^new Foo
Would prefix ^ always return 'wanted' number of repetitions? Like a
smart Cx Inf?
This does bother me about the above
On Sunday 07 July 2002 03:05 pm, Damian Conway wrote:
Ashley Winters wrote:
How about:
$_ = new Doberman for my Dog ($spot, $rover) is rw;
grin I don't think so.
In Perl 6 you'd just need:
$_ = new Doberman for $spot, $rover;
Hmm, I thought the for topic was made ro at some
On Sunday 07 July 2002 04:10 pm, Ashley Winters wrote:
given my Doberman $sis is female = .dog[0] but pregnant - $mother {
for my Doberman puppies = new Doberman x $mother.littersize
In hindsight, I probably meant
for my Doberman puppies = ^new Doberman x $mother.littersize
It's hard
On Sunday 07 July 2002 05:33 pm, Ashley Winters wrote:
my($foo, $bar) = for { $_ = new Stuff }
Err, the parser would die if I did that, never mind. Can I have each, perhaps?
*@foo = each { undef }
I shouldn't be programming on Sunday,
Ashley Winters
to be discussion on the list about adding more possibilities, but I
didn't follow it.
Thanks,
Ashley Winters
On Thursday 04 July 2002 10:47 am, Larry Wall wrote:
On Thu, 4 Jul 2002, Ashley Winters wrote:
So I'd guess that we just don't talk about :-1, but rather say that
*$min..$max
is naturally greedy, and as with any quantifier you write
*$min..$max?
to get minimal matching.
I would
high - $x; $y {
# foo, one
# bar, too high
# baz, too high
}
Ashley Winters
}.
for instance:
pass_by_name { sub { use scope 'caller'; print $a } }
Perhaps something simpler which implies the same thing?
sub is iterator { print $a }
I'm just shooting in the dark, good luck. :)
Ashley Winters
On Sunday 30 June 2002 09:09 pm, Sean O'Rourke wrote:
On Sun, 30 Jun 2002, Ashley Winters wrote:
I don't know how the grammars are going, and I'm not fit to write one
myself,
Hey, neither am I, but that hasn't stopped me from taking a stab or two,
figuring that through pain comes fitness
On Monday 01 July 2002 02:30 pm, Uri Guttman wrote:
AW == Ashley Winters [EMAIL PROTECTED] writes:
AW Also, where does $() come in? Is statement scalarification ever
AW useful outside a string?
it is the same as scalar() in perl5. it provides scalar context if used
outside a string
not fit to write one myself,
but I wrote a list of variables I'll try to parse using any grammars which go
by. Are all of these legal? I suppose that's more of a -language question.
Ashley Winters
# Variable access you will want to parse
# standard variables
$foo;
foo;
%foo;
foo;
# need more
, e.g.:
my $pi2k = @pi_digits[2000];
In this case, I'd expect @pi_digits.length == Inf, not undef.
I'd agree with that. Perhaps you want *@lazy.length to work?
Ashley Winters
operator? condition else expr. Like
operator::or, but doesn't try to return a value.
die unless foo;
foo else die;
Ashley Winters
, you can get around that
if%foo{key}-{printHello} # - and \s{ are kinda equivalent
if%foo-{key};{printHello}
Using - like that would be evil. We should put it in the test suite now...
Ashley Winters
?
sub printRec {
given {
# $_ is now the caller's topic in this scope
}
}
Perhaps Cgiven caller.topic {} would work as well.
Ashley Winters
--- Brent Dax [EMAIL PROTECTED] wrote:
Tim Bunce:
# On Thu, Jan 31, 2002 at 05:15:49PM +, Graham Barr wrote:
#
# Especially as the perl6 rx engine will have to be able to
# work directly on
# non-trivial things like streams and generators ans suchlike.
I have a suggestion similar to
(xxabbBBcdcdcdzz);
__END__
Am I fool, or an idiot? Discuss.
Mostly, I'd like to hear how either Unicode character-ranges aren't
deterministic at compile-time (I doubt that) or how crippling to
performance this would be (and by implication how slow parrot will be)
in either time or space.
Ashley
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