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bug#63731: [PATCH] Support Emoji Variation Sequence 16 (FE0F) where appr
From: |
Robert Pluim |
Subject: |
bug#63731: [PATCH] Support Emoji Variation Sequence 16 (FE0F) where appropriate |
Date: |
Tue, 06 Jun 2023 09:28:04 +0200 |
>>>>> On Mon, 05 Jun 2023 19:39:37 +0300, Eli Zaretskii <eliz@gnu.org> said:
>> From: Robert Pluim <rpluim@gmail.com>
>> Cc: 63731@debbugs.gnu.org, steven@stebalien.com
>> Date: Mon, 05 Jun 2023 17:57:04 +0200
>>
>> >>>>> On Mon, 05 Jun 2023 18:35:37 +0300, Eli Zaretskii <eliz@gnu.org>
said:
>>
Eli> Which forward rules would conflict with a backward rule triggered by
Eli> U+FE0E?
>>
>> All the ones for the non-emoji codepoints that still need to be
>> composed as emoji sometimes, eg U+261D:
>>
>> "\N{U+261D}"
>> "\N{U+261D}\N{U+1F3FB}"
>> "\N{U+261D}\N{U+1F3FC}"
>> "\N{U+261D}\N{U+1F3FD}"
>> "\N{U+261D}\N{U+1F3FE}"
>> "\N{U+261D}\N{U+1F3FF}"
Eli> Couldn't we put these in the slots of #x1F3FB..#x1F3FF instead, as
Eli> backward rules? As long as we don't have a forward rule starting with
Eli> #x261D, we could have backward rules for it triggered by #x1F3Fx and
Eli> #xFE0x, right?
Yes, we could invert the whole composition rules setup, and make them
all work backwards, but then it will almost certainly all break again
with the next release of Unicode. Adding a special case for FE0E in
font_range is going to be more robust.
Robert
--
- bug#63731: [PATCH] Support Emoji Variation Sequence 16 (FE0F) where appropriate, (continued)
- bug#63731: [PATCH] Support Emoji Variation Sequence 16 (FE0F) where appropriate, Robert Pluim, 2023/06/05
- bug#63731: [PATCH] Support Emoji Variation Sequence 16 (FE0F) where appropriate, Robert Pluim, 2023/06/05
- bug#63731: [PATCH] Support Emoji Variation Sequence 16 (FE0F) where appropriate, Eli Zaretskii, 2023/06/05
- bug#63731: [PATCH] Support Emoji Variation Sequence 16 (FE0F) where appropriate, Robert Pluim, 2023/06/05
- bug#63731: [PATCH] Support Emoji Variation Sequence 16 (FE0F) where appropriate, Eli Zaretskii, 2023/06/05
- bug#63731: [PATCH] Support Emoji Variation Sequence 16 (FE0F) where appropriate, Robert Pluim, 2023/06/05
- bug#63731: [PATCH] Support Emoji Variation Sequence 16 (FE0F) where appropriate, Robert Pluim, 2023/06/05
- bug#63731: [PATCH] Support Emoji Variation Sequence 16 (FE0F) where appropriate, Eli Zaretskii, 2023/06/05
- bug#63731: [PATCH] Support Emoji Variation Sequence 16 (FE0F) where appropriate, Robert Pluim, 2023/06/06
- bug#63731: [PATCH] Support Emoji Variation Sequence 16 (FE0F) where appropriate, Eli Zaretskii, 2023/06/05
- bug#63731: [PATCH] Support Emoji Variation Sequence 16 (FE0F) where appropriate,
Robert Pluim <=
- bug#63731: [PATCH] Support Emoji Variation Sequence 16 (FE0F) where appropriate, Eli Zaretskii, 2023/06/06