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bug#65347: 29.1; Underscore in query replace prevents case-matching
From: |
Spencer Baugh |
Subject: |
bug#65347: 29.1; Underscore in query replace prevents case-matching |
Date: |
Fri, 18 Aug 2023 17:00:12 -0400 |
User-agent: |
Gnus/5.13 (Gnus v5.13) |
Eli Zaretskii <eliz@gnu.org> writes:
>> From: Spencer Baugh <sbaugh@janestreet.com>
>> Cc: 65347@debbugs.gnu.org, monnier@iro.umontreal.ca
>> Date: Fri, 18 Aug 2023 15:14:46 -0400
>>
>> > What are "symbols" in this context?
>>
>> Strings made up of symbol constituents as defined by the current
>> major-mode's syntax table. The normal definition of symbols.
>
> Then you are talking about something very different from "words".
>
>> > Capitalization issues with program code are conceptually different
>> > from those with human-readable text. You are basically talking about
>> > refactoring, not about text replacement. So the use cases that are of
>> > interest to you are not well supported by query-replace, because it
>> > doesn't target them. It could well mean that you will need a custom
>> > replace-match function. Insisting on replace-match to support these
>> > cases is not necessarily wise, from where I stand.
>>
>> Hm, that's fair. Although I would bet that the majority of usage of
>> query-replace is with program code, since the majority of Emacs usage is
>> with program code.
>
> That's profoundly not true! Emacs is used with human-readable text
> not less, and maybe more, than with program source code. I'm typing
> this email in Emacs; I'm routinely making changes to our documentation
> in Emacs -- these and others are all frequent text-editing activities.
>
>> So features which make query-replace work better with code are still
>> useful.
>
> No, we need a real refactoring in Emacs! Using M-% as poor-man's
> refactoring is fine, but pretending that it _is_ refactoring, and
> adding minor extensions to it that are motivated by refactoring, is
> simply wrong! It will likely complicate the text-oriented replacement
> we have already, and will always fall short of decent refactoring
> capabilities.
>
> We should work on adding refactoring instead of tweaking M-% and M-*
> in these directions.
Okay, I'm convinced. I'll defer this functionality to the future
refactoring support in Emacs, built with project.el and eglot no doubt.
>> Another feature that could support this would be to allow defining
>> multiple query/replacement pairs, and applying them together across the
>> file or across multiple files, querying as we go. Then "foo" could be
>> replaced with "bar" and "Foo" with "Bar". That kind of simultaneous
>> replacement is something I've definitely wanted before.
>
> IMO, this makes little or no sense in human-readable text; it does
> make sense in the refactoring context. So let's add refactoring
> capabilities to Emacs, and leave M-% for text.
- bug#65347: 29.1; Underscore in query replace prevents case-matching, (continued)
- bug#65347: 29.1; Underscore in query replace prevents case-matching, Spencer Baugh, 2023/08/17
- bug#65347: 29.1; Underscore in query replace prevents case-matching, Eli Zaretskii, 2023/08/17
- bug#65347: 29.1; Underscore in query replace prevents case-matching, Stefan Monnier, 2023/08/17
- bug#65347: 29.1; Underscore in query replace prevents case-matching, Eli Zaretskii, 2023/08/18
- bug#65347: 29.1; Underscore in query replace prevents case-matching, Spencer Baugh, 2023/08/18
- bug#65347: 29.1; Underscore in query replace prevents case-matching, Eli Zaretskii, 2023/08/18
- bug#65347: 29.1; Underscore in query replace prevents case-matching, Spencer Baugh, 2023/08/18
- bug#65347: 29.1; Underscore in query replace prevents case-matching, Eli Zaretskii, 2023/08/18
- bug#65347: 29.1; Underscore in query replace prevents case-matching, Spencer Baugh, 2023/08/18
- bug#65347: 29.1; Underscore in query replace prevents case-matching, Eli Zaretskii, 2023/08/18
- bug#65347: 29.1; Underscore in query replace prevents case-matching,
Spencer Baugh <=
- bug#65347: 29.1; Underscore in query replace prevents case-matching, Eli Zaretskii, 2023/08/19
- bug#65347: 29.1; Underscore in query replace prevents case-matching, Richard Stallman, 2023/08/20
- bug#65347: 29.1; Underscore in query replace prevents case-matching, Stefan Monnier, 2023/08/18
- bug#65347: 29.1; Underscore in query replace prevents case-matching, Eli Zaretskii, 2023/08/19
- bug#65347: 29.1; Underscore in query replace prevents case-matching, Stefan Monnier, 2023/08/19
- bug#65347: 29.1; Underscore in query replace prevents case-matching, Eli Zaretskii, 2023/08/19
- bug#65347: 29.1; Underscore in query replace prevents case-matching, Stefan Monnier, 2023/08/19
- bug#65347: 29.1; Underscore in query replace prevents case-matching, Eli Zaretskii, 2023/08/19
- bug#65347: 29.1; Underscore in query replace prevents case-matching, Stefan Monnier, 2023/08/19
- bug#65347: 29.1; Underscore in query replace prevents case-matching, Stefan Monnier, 2023/08/19