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Re: chained comparisons

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Sawyer X
March 18, 2020 08:25
Re: chained comparisons
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On 3/17/20 7:14 PM, Todd Rinaldo wrote:
>> On Mar 13, 2020, at 9:03 AM, Sawyer X <> wrote:
>> [Top posted]
>> Unless I find more specific arguments for curtailing this behind experimental status (ones that specifically address this code), I think this can be added without an experimental flag.
> My only concern is that if this code gets run on an older perl, the failure would be more obvious if it failed on use feature 'chained'; instead of the code itself.
> $>perl5.30 -E' my ($a, $b, $c) = (1,2,3); say "ok" if($a < $b < $c)'
> syntax error at -e line 1, near "$b <"
> Execution of -e aborted due to compilation errors.

This is the same case as the new syntax of "<<~". You can use it without 
a feature flag and if you try to use it on an old version of Perl, it 
simply doesn't work.

It doesn't fit experimental and it doesn't need "use feature" protection.

I think we're ready to merge it.

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