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From: Emanuel Berg <incal@dataswamp.org>
To: emacs-devel@gnu.org
Subject: Re: Instead of pcase
Date: Sat, 25 Nov 2023 04:08:41 +0100	[thread overview]
Message-ID: <87cyvyedhi.fsf@dataswamp.org> (raw)
In-Reply-To: d0f5d8d9-930b-2ebe-939a-360d91f8ebe4@gmail.com

Jim Porter wrote:

> For cases like this, I hope to (at least partially) address
> it with better documentation. I'm not sure we can expect
> every instance of 'pcase' in the Emacs codebase to be a good
> teachable example for how to use 'pcase', but I do think we
> could achieve that with shortdocs. The shortdocs could start
> small with almost-trivial examples, and then build up to
> more-complex forms that show how the pieces interact.
>
> Broadly, my goal would be that anyone who already knows Lisp
> could load up the shortdocs for pcase and get the hang of
> 95% of it in a few minutes.
>
> (I also think we could improve the manuals and the
> docstring, but I think 'pcase' is a great candidate for
> teaching by example. The shortdoc system seems ideal
> for that.)

One could make the first examples as easy as possible to show
all the aspects of pcase use, this is how you do this, this is
how you do that, and so on, the bunch. It would include
terminology but only terminology that is visible in
that example.

Then there could be examples that included combinations of
such aspects, this is helpful to assimilate the
previous examples.

After that, actual but typical use cases from the
Emacs source.

After that, gray areas, weird border cases and so on, also
from the Emacs source (if we can find them - if not, all the
better).

-- 
underground experts united
https://dataswamp.org/~incal




  parent reply	other threads:[~2023-11-25  3:08 UTC|newest]

Thread overview: 342+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-11-16  3:04 Instead of pcase Richard Stallman
2023-11-16  7:37 ` Philip Kaludercic
2023-11-16 17:18   ` T.V Raman
2023-11-16 17:44     ` Michael Heerdegen
2023-11-16 18:16       ` Philip Kaludercic
2023-11-17  8:54         ` Complex SPEC for variables/customization like font-lock-keywords/org-capture-templates/etc (was: Instead of pcase) Ihor Radchenko
2023-11-25  4:03           ` Complex SPEC for variables/customization like font-lock-keywords/org-capture-templates/etc Stefan Monnier
2023-11-16 19:19       ` Instead of pcase Eli Zaretskii
2023-11-17  8:02         ` Michael Heerdegen
2023-11-16 18:21     ` Dmitry Gutov
2023-11-16 18:39       ` T.V Raman
2023-11-16 18:47         ` Philip Kaludercic
2023-11-16 18:51           ` T.V Raman
2023-11-18  3:04           ` Richard Stallman
2023-11-19 12:23             ` Michael Heerdegen
2023-11-19 16:02               ` Barry Fishman
2023-11-19 17:59                 ` Dmitry Gutov
2023-11-19 19:31                   ` Eric Abrahamsen
2023-11-25  4:23                     ` Stefan Monnier via Emacs development discussions.
2023-11-27  3:12                       ` Richard Stallman
2023-11-19 21:15                   ` Barry Fishman
2023-11-20  1:15                     ` Dmitry Gutov
2023-11-20 15:32                     ` Michael Heerdegen
2023-11-23  2:57                       ` Richard Stallman
2023-11-24 17:14                         ` Dmitry Gutov
2023-11-27  3:09                           ` Richard Stallman
2023-11-27 12:21                             ` Dmitry Gutov
2023-11-29  3:42                               ` Richard Stallman
2023-11-29 12:56                                 ` Dmitry Gutov
2023-12-01  3:17                                   ` Richard Stallman
2023-11-28  2:44                           ` Richard Stallman
2023-11-28 12:39                             ` Dmitry Gutov
2023-11-30  3:37                               ` Richard Stallman
2023-12-01  0:18                                 ` Dmitry Gutov
2023-12-01  5:51                                   ` Emanuel Berg
2023-12-10  8:34                                     ` Alfred M. Szmidt
2023-12-10  9:35                                       ` Eli Zaretskii
2023-12-10  9:53                                         ` Alfred M. Szmidt
2023-12-10 10:35                                           ` Eli Zaretskii
2023-12-10 11:05                                             ` Alfred M. Szmidt
2023-12-01  7:21                                   ` Eli Zaretskii
2023-12-01  8:03                                     ` Manuel Giraud via Emacs development discussions.
2023-12-02  3:21                                   ` Richard Stallman
2023-11-24 18:14                         ` Michael Heerdegen
2023-11-24 18:35                           ` Dmitry Gutov
2023-11-27  3:14                           ` Richard Stallman
2023-11-28  2:46                             ` Richard Stallman
2023-11-28  6:35                               ` Nikita Domnitskii
2023-11-30  3:37                                 ` Richard Stallman
2023-12-02 21:37                                 ` Lynn Winebarger
2023-12-10 15:14                             ` Richard Stallman
2023-12-10 16:27                               ` Lynn Winebarger
2023-12-10 20:28                                 ` Michael Heerdegen via Emacs development discussions.
2023-12-10 21:13                                   ` Lynn Winebarger
2023-12-12  3:43                                   ` Richard Stallman
2023-12-12  6:46                                     ` Tomas Hlavaty
2023-12-12 15:18                                     ` [External] : " Drew Adams
2023-12-14  3:24                                       ` Richard Stallman
2023-12-14 16:52                                         ` Drew Adams
2023-12-16  4:24                                           ` Richard Stallman
2023-12-16  5:04                                             ` Drew Adams
2023-12-16 18:30                                               ` Bob Rogers
2023-12-18  4:13                                                 ` Richard Stallman
2023-12-12 19:24                                     ` Tomas Hlavaty
2023-12-12 21:36                                       ` [External] : " Drew Adams
2023-12-12 22:25                                         ` Michael Heerdegen via Emacs development discussions.
2023-12-13  1:32                                     ` Adam Porter
2023-12-14  3:23                                       ` Richard Stallman
2023-12-16  4:23                                       ` Richard Stallman
2023-12-18  4:09                                         ` cond* Richard Stallman
2023-12-18 10:08                                           ` cond* João Távora
2023-12-21  4:20                                             ` cond* Richard Stallman
2023-12-21  9:50                                               ` cond* João Távora
2023-12-21 16:01                                                 ` [External] : cond* Drew Adams
2023-12-21 16:20                                                   ` João Távora
2023-12-24  3:56                                                   ` Richard Stallman
2023-12-24  3:57                                                 ` cond* Richard Stallman
2023-12-21 14:10                                               ` cond* Ihor Radchenko
2023-12-24  3:57                                                 ` cond* Richard Stallman
2023-12-25 14:14                                                   ` cond* Ihor Radchenko
2023-12-19  3:49                                           ` cond* Richard Stallman
2023-12-19 12:13                                             ` cond* João Távora
2023-12-22  3:14                                               ` cond* Richard Stallman
2023-12-22  7:27                                                 ` cond* Philip Kaludercic
2023-12-25  3:41                                                   ` cond* Richard Stallman
2023-12-25 12:32                                                     ` cond* Philip Kaludercic
2023-12-27  4:54                                                       ` cond* Richard Stallman
2023-12-27 14:34                                                         ` cond* Philip Kaludercic
2023-12-29  3:52                                                           ` cond* Richard Stallman
2024-01-01 14:49                                                             ` cond* Ihor Radchenko
2024-01-03  4:13                                                               ` cond* Richard Stallman
2024-01-03 15:57                                                                 ` cond* Ihor Radchenko
2024-01-05  4:23                                                                   ` cond* Richard Stallman
2024-01-06 14:33                                                                     ` cond* Ihor Radchenko
2024-01-06 22:25                                                                       ` [External] : cond* Drew Adams
2024-01-08  3:45                                                                         ` Richard Stallman
2024-01-08 15:20                                                                           ` Drew Adams
2024-01-09  2:53                                                                           ` map seq and radix-tree-leaf, in pcase Richard Stallman
2024-01-08  3:47                                                                       ` cond* Richard Stallman
2024-01-10 13:03                                                                         ` cond* Ihor Radchenko
2024-01-13  3:50                                                                           ` cond* Richard Stallman
2024-01-13  6:32                                                                             ` cond* Adam Porter
2024-01-16  3:31                                                                               ` cond* Richard Stallman
2024-01-13 19:47                                                                             ` cond* Ihor Radchenko
2024-01-15  3:13                                                                               ` cond* Richard Stallman
2024-01-08  3:47                                                                       ` cond* Richard Stallman
2024-01-08 15:13                                                                         ` cond* Ihor Radchenko
2024-01-27  3:37                                                                           ` cond* Richard Stallman
2024-02-01 16:26                                                                             ` cond* Ihor Radchenko
2024-02-03  3:36                                                                               ` cond* Richard Stallman
2024-02-03 16:52                                                                                 ` cond* Ihor Radchenko
2024-01-03  4:13                                                               ` cond* Richard Stallman
2024-01-03 15:48                                                                 ` cond* Ihor Radchenko
2024-01-06  4:31                                                                   ` cond* Richard Stallman
2024-01-06 13:09                                                                     ` cond* Ihor Radchenko
2024-01-08  3:47                                                                       ` cond* Richard Stallman
2024-01-08 15:26                                                                         ` cond* Ihor Radchenko
2024-01-27  3:37                                                                           ` cond* Richard Stallman
2024-01-03  4:13                                                               ` cond* Richard Stallman
2024-01-03 15:50                                                                 ` cond* Ihor Radchenko
2024-01-06  4:31                                                                   ` cond* Richard Stallman
2024-01-06 13:13                                                                     ` cond* Ihor Radchenko
2024-01-08  3:47                                                                       ` cond* Richard Stallman
2024-01-08 15:35                                                                         ` cond* Ihor Radchenko
2023-12-19 15:53                                             ` [External] : cond* Drew Adams
2023-12-21  4:22                                               ` Richard Stallman
2023-12-21  4:22                                               ` Richard Stallman
2023-12-18  4:09                                         ` cond* Richard Stallman
2023-12-18  5:41                                           ` cond* Adam Porter
2023-12-21  4:20                                             ` cond* Richard Stallman
2023-12-16  4:23                                       ` Instead of pcase Richard Stallman
2023-12-16  4:23                                       ` Richard Stallman
2023-12-16  6:57                                         ` Adam Porter
2023-12-20  3:28                                           ` Richard Stallman
2023-12-20 10:52                                             ` Adam Porter
2023-12-23  2:53                                               ` Richard Stallman
2023-12-23  2:53                                               ` Richard Stallman
2023-12-25 14:26                                                 ` Ihor Radchenko
2023-12-27  4:54                                                   ` Richard Stallman
2023-12-28 13:05                                                     ` Ihor Radchenko
2023-12-30  3:20                                                       ` Richard Stallman
2024-01-01 14:33                                                         ` Ihor Radchenko
2024-01-03  4:13                                                           ` Richard Stallman
2024-01-03  4:13                                                           ` Richard Stallman
2024-01-03 16:08                                                             ` Ihor Radchenko
2024-01-05  4:23                                                               ` Richard Stallman
2024-01-06 13:04                                                                 ` Ihor Radchenko
2024-01-08  3:47                                                                   ` Richard Stallman
2024-01-08 15:42                                                                     ` Ihor Radchenko
2024-01-27  3:37                                                                       ` Richard Stallman
2023-12-13  4:58                                     ` Richard Stallman
2023-12-11  3:31                                 ` Richard Stallman
2023-11-19 13:49             ` Dmitry Gutov
2023-11-21  2:42               ` Richard Stallman
2023-11-21  5:14                 ` Jim Porter
2023-11-21  5:34                 ` Yuri Khan
2023-11-21 11:11                 ` Dmitry Gutov
2023-11-21 15:38                   ` Michael Heerdegen
2023-11-23  3:00                     ` Richard Stallman
2023-11-24  3:34                   ` Richard Stallman
2023-11-24  4:30                     ` Jim Porter
2023-11-24  7:45                       ` Eli Zaretskii
2023-11-25  3:08                       ` Emanuel Berg [this message]
2023-11-24 17:01                     ` Dmitry Gutov
2023-11-24 17:29                 ` Lynn Winebarger
2023-11-28  2:44                   ` Richard Stallman
2023-11-30 19:14                     ` Lynn Winebarger
2023-11-30 19:26                       ` Eli Zaretskii
2023-11-30 20:30                         ` Michael Heerdegen via Emacs development discussions.
2023-12-01  6:24                           ` Eli Zaretskii
2023-12-01 15:47                             ` Michael Heerdegen via Emacs development discussions.
2023-12-01 16:07                               ` Eli Zaretskii
2023-12-01 20:27                               ` Alan Mackenzie
2023-12-02 13:24                                 ` Michael Heerdegen via Emacs development discussions.
2023-12-02 13:51                                   ` Emanuel Berg
2023-12-04  3:11                                   ` Richard Stallman
2023-12-03  3:28                                 ` Richard Stallman
2023-11-30 20:47                         ` João Távora
2023-12-01  6:31                           ` Eli Zaretskii
2023-12-01  7:07                             ` Yuri Khan
2023-12-01  8:10                               ` Eli Zaretskii
2023-12-01  9:04                                 ` Andreas Schwab
2023-12-04  3:08                                   ` Richard Stallman
2023-12-04 11:58                                     ` Eli Zaretskii
2023-12-04 12:35                                       ` Lynn Winebarger
2023-12-04 13:20                                         ` Eli Zaretskii
2023-12-04 17:46                                           ` Andreas Schwab
2023-12-07  2:48                                             ` Richard Stallman
2023-12-07 17:42                                               ` Andreas Schwab
2023-12-09  4:02                                                 ` Richard Stallman
2023-12-04 18:17                                           ` Lynn Winebarger
2023-12-04 12:37                                       ` Dmitry Gutov
2023-12-08  3:54                                         ` Richard Stallman
2023-12-01 10:13                                 ` João Távora
2023-12-01  8:35                             ` Andreas Schwab
2023-12-01 10:02                             ` João Távora
2023-12-01 11:52                               ` Eli Zaretskii
2023-12-01 12:48                                 ` Dmitry Gutov
2023-12-01 14:44                                   ` Eli Zaretskii
2023-12-01 18:28                                     ` Dmitry Gutov
2023-12-01 18:40                                       ` Eli Zaretskii
2023-12-01 18:45                                       ` João Távora
2024-01-09  5:36                                         ` Stefan Kangas
2023-12-01 13:28                                 ` João Távora
2023-12-01 16:25                                 ` Andreas Schwab
2024-01-09  5:33                               ` Stefan Kangas
2024-01-09 10:43                                 ` João Távora
2023-12-01 16:04                             ` Michael Heerdegen via Emacs development discussions.
2023-12-01 16:33                               ` Eli Zaretskii
2023-12-02  3:20                       ` Richard Stallman
2023-12-02  8:41                         ` Andreas Schwab
2023-12-02  9:02                           ` Philip Kaludercic
2023-12-02 10:14                             ` Emanuel Berg
2023-12-02 17:02                               ` Barry Fishman
2023-12-02 20:25                                 ` Michael Heerdegen via Emacs development discussions.
2023-12-03  4:30                                 ` Emanuel Berg
2023-12-05  2:58                           ` Richard Stallman
2023-12-05  3:36                             ` chad
2023-12-08  3:53                               ` Richard Stallman
2023-12-02 14:33                         ` Michael Heerdegen via Emacs development discussions.
2023-12-04  3:11                           ` Richard Stallman
2023-12-02 18:01                         ` Lynn Winebarger
2023-12-04  3:11                           ` Richard Stallman
2023-12-04 12:27                             ` Lynn Winebarger
2023-12-03  3:27                         ` Richard Stallman
2023-11-25  4:15                 ` Stefan Monnier
2023-11-27  3:12                   ` Richard Stallman
2023-11-30 18:06                     ` Michael Heerdegen
2023-11-16 18:49         ` Dmitry Gutov
2023-11-16 23:41     ` Emanuel Berg
2023-11-17  7:34       ` Eli Zaretskii
2023-11-26  3:17   ` Richard Stallman
2023-11-16 15:06 ` Michael Heerdegen
2023-11-16 17:31   ` T.V Raman
2023-11-16 18:26     ` Jim Porter
2023-11-16 18:40       ` T.V Raman
2023-11-16 19:13         ` Jim Porter
2023-11-20  3:06   ` Richard Stallman
2023-11-20 14:35     ` Michael Heerdegen
2023-11-23  2:57       ` Richard Stallman
2023-11-16 15:20 ` Spencer Baugh
2023-11-16 20:16   ` Tomas Hlavaty
2023-11-16 21:37     ` [External] : " Drew Adams
2023-11-25  4:34     ` Stefan Monnier via Emacs development discussions.
2023-11-25  8:53       ` Eli Zaretskii
2023-11-18  3:03   ` combining cond and let, to replace pcase Richard Stallman
2023-11-19 11:20     ` Michael Heerdegen
2023-11-19 11:43       ` Eli Zaretskii
2023-11-19 12:16         ` Gerd Möllmann
2023-11-19 13:21           ` Eli Zaretskii
2023-11-19 13:32             ` Gerd Möllmann
2023-11-19 14:41               ` Eli Zaretskii
2023-11-19 15:27                 ` Gerd Möllmann
2023-11-19 15:29                   ` Eli Zaretskii
2023-11-19 16:03           ` Joost Kremers
2023-11-19 16:59             ` Eli Zaretskii
2023-11-19 18:29               ` Joost Kremers
2023-11-19 18:35                 ` Eli Zaretskii
2023-11-19 12:50         ` Michael Heerdegen
2023-11-19 13:08           ` Eli Zaretskii
2023-11-19 13:52             ` Michael Heerdegen
2023-11-19 14:45               ` Eli Zaretskii
2023-11-20 15:35                 ` Michael Heerdegen
2023-11-20 16:37                   ` Eli Zaretskii
2023-11-21  8:33                     ` Michael Heerdegen
2023-11-21  8:39                       ` Michael Heerdegen
2023-11-19 13:59             ` Dmitry Gutov
2023-11-19 14:49               ` Eli Zaretskii
2023-11-19 14:53                 ` Dmitry Gutov
2023-11-19 12:04       ` Gerd Möllmann
2023-11-19 18:10       ` Tomas Hlavaty
2023-11-25  4:45         ` Stefan Monnier via Emacs development discussions.
2023-11-28 15:31           ` João Távora
2023-11-28 15:55             ` Stefan Monnier
2023-11-19 21:36       ` Alan Mackenzie
2023-11-21 16:14         ` Michael Heerdegen
2023-11-19 16:08     ` Axel Forsman
2023-11-21 15:53     ` Michael Heerdegen
2023-11-23  2:58     ` Richard Stallman
2023-11-23  7:02       ` Tomas Hlavaty
2023-11-26  3:14         ` Richard Stallman
2023-11-27 17:07           ` Tomas Hlavaty
2023-11-27 17:59             ` Yuri Khan
2023-11-28 14:25               ` Tomas Hlavaty
2023-11-23  8:58       ` Manuel Giraud via Emacs development discussions.
2023-11-26  3:14         ` Richard Stallman
2023-11-24  3:08       ` Daniel Semyonov
2023-11-24  3:26         ` Daniel Semyonov
2023-11-25  2:59         ` Richard Stallman
2023-11-25  5:11       ` Stefan Monnier via Emacs development discussions.
2023-11-27  3:11         ` Richard Stallman
2023-11-27  3:11         ` Richard Stallman
2023-11-27 18:13           ` Manuel Giraud via Emacs development discussions.
2023-11-27 18:49             ` Yuri Khan
2023-11-27 23:12               ` Stefan Monnier
2023-11-29  3:41               ` Richard Stallman
2023-11-29  3:40             ` Richard Stallman
2023-11-16 18:11 ` Instead of pcase Emanuel Berg
2023-11-16 19:26   ` Eli Zaretskii
2023-11-16 22:16     ` Emanuel Berg
2023-11-17  7:30       ` Eli Zaretskii
2023-11-17  8:09         ` Emanuel Berg
2023-11-17 12:16           ` Eli Zaretskii
2023-11-18  6:26             ` Emanuel Berg
2023-11-18  7:21               ` Po Lu
2023-11-18  7:41                 ` Eli Zaretskii
2023-11-16 18:22 ` Jim Porter
2023-11-16 22:55   ` Emanuel Berg
2023-11-17  5:36   ` Po Lu
2023-11-19 11:48     ` Michael Heerdegen
2023-11-19 12:50       ` Eli Zaretskii
2023-11-19 14:05         ` Dmitry Gutov
2023-11-19 14:41           ` Po Lu
2023-11-19 14:44             ` Dmitry Gutov
2023-11-19 14:52           ` Eli Zaretskii
2023-11-19 14:58             ` Dmitry Gutov
2023-11-19 15:14               ` Eli Zaretskii
2023-11-19 18:04                 ` Dmitry Gutov
2023-11-19 18:30                   ` Eli Zaretskii
2023-11-19 18:51                     ` Dmitry Gutov
2023-11-19 19:49                       ` Eli Zaretskii
2023-11-21  2:43               ` Richard Stallman
2023-11-19 14:14         ` Michael Heerdegen
2023-11-19 15:09           ` Eli Zaretskii
2023-11-20 14:52             ` Michael Heerdegen
2023-11-19 14:29       ` Po Lu
2023-11-20 15:20         ` Michael Heerdegen
2023-11-20 15:29         ` Dmitry Gutov
2023-11-20 23:43           ` Po Lu
2023-11-21  1:09             ` Dmitry Gutov
2023-11-21  1:49               ` Po Lu
2023-11-21  1:59                 ` Dmitry Gutov
2023-11-21  4:04                   ` Po Lu
2023-11-21 11:27                     ` Dmitry Gutov
2023-11-21 11:49                       ` Po Lu
2023-11-20 23:45           ` Jose E. Marchesi
2023-11-20 23:54             ` Emanuel Berg
2023-11-21  2:01             ` Dmitry Gutov
2023-11-22  2:59               ` Richard Stallman
2023-11-22  3:29                 ` Emanuel Berg
2023-11-22 11:58                 ` Dmitry Gutov
2023-11-24  3:38                   ` Richard Stallman

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