From: Juri Linkov <juri@linkov.net>
To: Stefan Monnier <monnier@iro.umontreal.ca>
Cc: 20092@debbugs.gnu.org, "N. Jackson" <nljlistbox2@gmail.com>
Subject: bug#20092: 24.4.91; False matches with incremental search in Info
Date: Thu, 12 Mar 2015 21:45:33 +0200 [thread overview]
Message-ID: <878uf2dmow.fsf@mail.linkov.net> (raw)
In-Reply-To: <jwvk2ymuj2o.fsf-monnier+emacsbugs@gnu.org> (Stefan Monnier's message of "Thu, 12 Mar 2015 15:16:30 -0400")
>> confusing behaviour that prompted me to report this bug.); and 3) if the
>> value of search-invisible is `open' then the chunk of invisible text is
>> made visible ("opened") temporarilly, and the match shown within it.
>
> That's right. But currently `open' doesn't actually work for text
> that's hidden via text-properties (as opposed to overlays). I think
> that's the problem you bumped into.
Since Info doesn't open invisible text, then maybe `Info-mode' should
set the buffer-local value of `search-invisible' to nil?
diff --git a/lisp/info.el b/lisp/info.el
index 0159661..2c73639 100644
--- a/lisp/info.el
+++ b/lisp/info.el
@@ -4305,6 +4305,7 @@ (define-derived-mode Info-mode nil "Info" ;FIXME: Derive from special-mode?
(setq-local isearch-wrap-function #'Info-isearch-wrap)
(setq-local isearch-push-state-function #'Info-isearch-push-state)
(setq-local isearch-filter-predicate #'Info-isearch-filter)
+ (setq-local search-invisible nil)
(setq-local revert-buffer-function #'Info-revert-buffer-function)
(setq-local font-lock-defaults '(Info-mode-font-lock-keywords t t))
(Info-set-mode-line)
> I'm not sure what's the best and/or simplest way to fix it.
> Maybe a first step would be to emit a message explaining that the match
> is inside hidden text (at least so the user gets a clue about what's
> going on).
Like in the message prefix?
diff --git a/lisp/isearch.el b/lisp/isearch.el
index 191ec82..4bc2129 100644
--- a/lisp/isearch.el
+++ b/lisp/isearch.el
@@ -2526,6 +2526,7 @@ (defun isearch-message-prefix (&optional ellipsis nonincremental)
(multi-isearch-buffer-list "multi-buffer ")
(t ""))
(or isearch-message-prefix-add "")
+ (if isearch-hidden "hidden " "")
(if nonincremental "search" "I-search")
(if isearch-forward "" " backward")
(if current-input-method
Or maybe better in the message suffix?
diff --git a/lisp/isearch.el b/lisp/isearch.el
index 191ec82..4bc2129 100644
--- a/lisp/isearch.el
+++ b/lisp/isearch.el
@@ -2544,6 +2545,7 @@ (defun isearch-message-suffix (&optional c-q-hack)
(if isearch-error
(concat " [" isearch-error "]")
"")
+ (if isearch-hidden " [hidden]" "")
(or isearch-message-suffix-add "")))
>> In any case looking at the code, it does actually toggle
>> (between nil and t), but also changes `open' to nil, and then one can
>> never "toggle" back to `open'.
>
> That's indeed another problem that should be fixed.
I can't reproduce this problem: after `C-s M-s i M-s i'
isearch-invisible is still `open'.
next prev parent reply other threads:[~2015-03-12 19:45 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-12 0:57 bug#20092: 24.4.91; False matches with incremental search in Info N. Jackson
2015-03-12 3:31 ` N. Jackson
2015-03-12 14:29 ` N. Jackson
2015-03-12 19:16 ` Stefan Monnier
2015-03-12 19:45 ` Juri Linkov [this message]
2015-03-13 1:12 ` Stefan Monnier
2020-08-25 9:40 ` Lars Ingebrigtsen
2020-08-25 18:32 ` Juri Linkov
2021-05-10 11:26 ` Lars Ingebrigtsen
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