GNU bug report logs - #51733
27.1; Detect impossible email addresses better

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Packages: emacs, gnus;

Reported by: 積丹尼 Dan Jacobson <jidanni <at> jidanni.org>

Date: Wed, 10 Nov 2021 00:29:01 UTC

Severity: wishlist

Found in version 27.1

Fixed in version 29.1

Done: Lars Ingebrigtsen <larsi <at> gnus.org>

Bug is archived. No further changes may be made.

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Lars Ingebrigtsen <larsi <at> gnus.org>
Cc: 51733 <at> debbugs.gnu.org
Subject: bug#51733: 27.1; Detect impossible email addresses better
Date: Mon, 17 Jan 2022 18:52:30 +0200

> From: Lars Ingebrigtsen <larsi <at> gnus.org>
> Cc: 51733 <at> debbugs.gnu.org
> Date: Mon, 17 Jan 2022 16:53:49 +0100
> 
> I'm now looking at 5.3 Mixed-Number Detection:
> 
> d U+09EA ( ৪ ) BENGALI DIGIT FOUR can be confused with U+0038 ( 8 )
> DIGIT EIGHT.
> 
> Right, but they recommend implementing this by looking at the digit
> version of the character first...  but...  Does Emacs have a function to
> get the number value of ৪?

Yes, we do have that:

  (get-char-code-property ?৪ 'numeric-value) => 4

> They then recommend comparing the value with the zero value of that
> system, and I'm pretty sure we don't have that.

Why not? what do you need, exactly?
This bug report was last modified 3 years and 124 days ago.

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