[perl #112250] [TODO] IntStr NYI

[Will Coleda via RT]

On Thu Dec 04 15:07:30 2014, barto...@gmx.de wrote:
> today there was another discussion about this on #perl6:
> 
> <gtodd> m: say <1 2 3 4 5 10>.max
> <camelia> rakudo-moar 6edc31: OUTPUT«5␤»
> <ab5tract> m: say (1,2,3,4,5,10).max
> <camelia> rakudo-moar 6edc31: OUTPUT«10␤»
> <bartolin> that's also RT #112250
> <gtodd> bartolin: ok thanks ... it's like the <> form is accidentally
> making lists out of the elements
>  <gtodd> but I'm splittling a line and pushing the number into an
> array and they are still tricking max into seeing them as strings
> <gtodd> .max
> <lue> gtodd: the point of < > is to create an array of strings, e.g.
> <one two three> instead of ("one", "two", "three")
> <lue> stuff like [+] <1 2 3> works simply because infix:<+> tries to
> coerce its arguments to numbers if they aren't already.
> <bartolin> lue: so you would say its correct [max] sorts <2 11>
> lexicographically?
> <bartolin> m: say [max] <a z c>
> <camelia> rakudo-moar 6edc31: OUTPUT«z␤»
> <bartolin> m: say [max] <2 11>
> <camelia> rakudo-moar 6edc31: OUTPUT«2␤»
> <lizmat> yes, because in that context, 2 and 11 are Str
> <lizmat> m: say [max] (2,11)
> <camelia> rakudo-moar 6edc31: OUTPUT«11␤»
> <ab5tract> m: say [max] (2.Str,11.Str)
> <camelia> rakudo-moar 6edc31: OUTPUT«2␤»
> <lizmat> m: say [max] ("2","11") # same thing
> <camelia> rakudo-moar 6edc31: OUTPUT«2␤»
>  <lue> Unless <2 11> is supposed to be a list of IntStrs, and unless
> the Int part of IntStr is supposed to win when either part would do,
> I think [max] <2 11> -> 2 is right.
> <colomon> m: say <2 11>.max(+*)
> <camelia> rakudo-moar 6edc31: OUTPUT«11␤»
> <colomon> lue: good point
> <colomon> n: say <2 11>.max
> <camelia> niecza v24-109-g48a8de3: OUTPUT«11␤»
> <colomon> n: say <2 11>[0].WHAT
> <camelia> niecza v24-109-g48a8de3: OUTPUT«(IntStr)␤»
> <colomon> <2 11> is indeed supposed to be IntStrs, unless someone has
> changed that part of the spec again
> <bartolin> and IntStr is probably NYI for rakudo ...
> <bartolin> m: say <2 11>[0].WHAT
> <camelia> rakudo-moar 6edc31: OUTPUT«(Str)␤»
> <colomon> so I think lue is right that max is supposed to do what
> bartolin thinks it should
> <lue> r: say IntStr
> <camelia> rakudo-{parrot,moar} 6edc31: OUTPUT«===SORRY!=== Error while
> compiling /tmp/tmpfile␤Undeclared name:␤    IntStr used at line 1␤␤»
> 
> Maybe the subject should be changed from "[BUG]" to "[TODO]"?

IntStr now works - closable with tests.

14:40 < [Coke]> m: say <1 2 3 4 5 10>.max
14:40 <+camelia> rakudo-moar 25fed4: OUTPUT«10␤»
14:41 < [Coke]> m: <1 2 3>[2].WHAT.say
14:41 <+camelia> rakudo-moar 25fed4: OUTPUT«(IntStr)␤»

-- 
Will "Coke" Coleda