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This queue is for tickets about the Syntax-Keyword-Dynamically CPAN distribution.

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Id: 131970
Status: open
Priority: 0/
Queue: Syntax-Keyword-Dynamically
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Owner: Nobody in particular
Requestors: perl [...] toby.ink
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Severity: Wishlist
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History Show all quoted text
  Tue Feb 25 13:17:16 2020 perl [...] toby.ink - Ticket created
Subject: Not clear whether this is supposed to work; if so, should be tested; if not, should be documented
dynamically $var += 1; This doesn't work with `local`, but if it could work with `dynamically` it would be a pretty major win.
  Tue Feb 25 13:25:32 2020 leonerd-cpan [...] leonerd.org.uk - Subject changed from 'Not clear whether this is supposed to work; if so, should be tested; if not, should be documented' to 'dynamically LVAL OP= ...'
  Tue Feb 25 13:27:25 2020 leonerd-cpan [...] leonerd.org.uk - Correspondence added
On Tue Feb 25 13:17:16 2020, TOBYINK wrote: Show quoted text
> dynamically $var += 1; > > This doesn't work with `local`, but if it could work with > `dynamically` it would be a pretty major win.
Hmm. No objection in principle to having it work. It would make cases like dynamically $logger->level += 1; a little neater too. I expect the implementation may be nontrivial to get working though; trying to detect all the cases. -- Paul Evans
  Tue Feb 25 13:27:25 2020 The RT System itself - Status changed from 'new' to 'open'
  Tue Feb 25 13:27:34 2020 leonerd-cpan [...] leonerd.org.uk - Severity Wishlist added
  Tue Feb 25 15:39:14 2020 perl [...] toby.ink - Correspondence added
I guess something that complicates it is that ($x+=1) is itself an lvalue. $ perl -E'my $x=1; ($x+=2) = 4; say $x'