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From: | daanturo |
Subject: | bug#49316: Add apply-partially's right version |
Date: | Fri, 2 Jul 2021 09:49:19 +0700 |
User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 |
--=-=-= Content-Type: text/plain Tags: patch I have replaced the examples: (defalias '**2 (apply-rpartially #'expt 2) "Return argument ** 2.") (defalias '2** (apply-partially #'expt 2) "Return 2 ** argument.") (**2 3) => 9 (2** 3) => 8 --=-=-= Content-Type: text/patch Content-Disposition: attachment; filename=0004-Better-apply-rpartially-documentation.patch From ab6977b40a4d2be418716c16bb0d38c35e62b62f Mon Sep 17 00:00:00 2001 From: Daanturo <daanturo@gmail.com> Date: Fri, 2 Jul 2021 09:43:27 +0700 Subject: [PATCH] Better apply-rpartially documentation * doc/lispref/functions.texi (Calling Functions): provide comparison with apply-partially --- doc/lispref/functions.texi | 14 +++++++++----- 1 file changed, 9 insertions(+), 5 deletions(-) diff --git a/doc/lispref/functions.texi b/doc/lispref/functions.texi index 80d0c96687..9e08affd1e 100644 --- a/doc/lispref/functions.texi +++ b/doc/lispref/functions.texi @@ -847,17 +847,21 @@ built-in function: @defun apply-rpartially func &rest args This function does mostly the same as @code{apply-partially}, but -@var{args} are aligned to the right of @var{func}'s parameters -instead. +@var{args} are the last arguments to be passed to @var{func}'s +parameters instead. @example @group -(defalias 'square (apply-rpartially #'expt 2) - "Return argument squared.") +(defalias '**2 (apply-rpartially #'expt 2) + "Return argument ** 2.") +(defalias '2** (apply-partially #'expt 2) + "Return 2 ** argument.") @end group @group -(square 3) +(**2 3) @result{} 9 +(2** 3) + @result{} 8 @end group @end example @end defun -- 2.32.0 --=-=-=-- On 7/2/21 1:45 AM, Eli Zaretskii wrote:
From: daanturo <daanturo@gmail.com> Date: Fri, 2 Jul 2021 00:06:35 +0700 Cc: "Basil L. Contovounesios" <contovob@tcd.ie> (Please ignore my immediately precededing email, I'm sorry for not being used to sending patches by mailing list.)I see no problems in the preceding email, so I think you have nothing to apologize for.+@defun apply-rpartially func &rest args +This function does mostly the same as @code{apply-partially}, but +@var{args} are aligned to the right of @var{func}'s parameters +instead.I don't think this explains the purpose of the function clearly enough. The documentation of apply-partially doesn't mention any "alignment", so it's hard to understand what you want to say here. Can you think of a better description?+@example +@group +(defalias 'square (apply-rpartially #'expt 2) + "Return argument squared.") +@end group +@group +(square 3) + @result{} 9 +@end group +@end exampleIMO, the example could be more revealing if you could contrast apply-rpartially with apply-partially.++++ +** New function 'apply-rpartially'. +Funcionally equivalent to 'apply-partially' but arguments are aligned +to the right instead.After we find a good wording for the manual, we should think how to reword the NEWS entry accordingly. Thanks.
-- Daanturo.
0004-Better-apply-rpartially-documentation.patch
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