From: Stefan Monnier <monnier@IRO.UMontreal.CA>
To: Noam Postavsky <npostavs@users.sourceforge.net>
Cc: 26073@debbugs.gnu.org, Philipp Stephani <p.stephani2@gmail.com>,
Paul Pogonyshev <pogonyshev@gmail.com>
Subject: bug#26073: workaround
Date: Thu, 08 Feb 2018 21:43:01 -0500 [thread overview]
Message-ID: <jwvlgg2ubo6.fsf-monnier+emacs@gnu.org> (raw)
In-Reply-To: <876077dmqp.fsf@users.sourceforge.net> (Noam Postavsky's message of "Thu, 08 Feb 2018 19:34:38 -0500")
> The examples given still fail on current master.
>
> (require 'generator)
> (setq lexical-binding t) ; for easier *scratch* evaluation
> (iter-do (y (funcall (iter-lambda (x)
> (dolist (it x)
> (let ((y (mapcar (lambda (it) (- it)) it)))
> (iter-yield y))))
> '((1 2) ( 3 4))))
> (print y)) ;=> Lisp error: (wrong-type-argument number-or-marker-p (1 2))
>
> (iter-next (funcall (iter-lambda ()
> (let ((it 1))
> (iter-yield (funcall (lambda (it) (- it)) (1+ it))))))) ;=> -1
Duh, the code failed to handle vars introduced by `lambda' (and
`condition-case'). I installed a patch which fixes the above example
(and hopefully the rest, but given my past track record on this you'd
be foolish to believe it).
Stefan
next prev parent reply other threads:[~2018-02-09 2:43 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-03-12 13:25 bug#26073: bug in generator function with nested dash anaphoric macros Paul Pogonyshev
2017-03-12 14:05 ` bug#26073: Simplified testcase Paul Pogonyshev
2017-03-19 19:31 ` bug#26073: workaround Paul Pogonyshev
2017-03-20 0:49 ` Stefan Monnier
2017-03-20 9:04 ` Paul Pogonyshev
2017-03-20 9:22 ` Paul Pogonyshev
2017-09-26 14:38 ` Stefan Monnier
2017-09-28 17:18 ` Paul Pogonyshev
2017-09-28 20:07 ` Stefan Monnier
2017-09-28 19:39 ` Philipp Stephani
2017-09-28 20:09 ` Stefan Monnier
2017-11-27 20:34 ` Stefan Monnier
2018-02-09 0:34 ` Noam Postavsky
2018-02-09 2:43 ` Stefan Monnier [this message]
2018-02-15 2:37 ` Noam Postavsky
2017-03-20 13:25 ` Stefan Monnier
2017-03-20 14:20 ` Paul Pogonyshev
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