[latex3-commits] [git/LaTeX3-latex3-luaotfload] dev: Fill in right codepoint (c0863b0)

[Marcel Fabian Krüger]

Repository : https://github.com/latex3/luaotfload
On branch  : dev
Link       : https://github.com/latex3/luaotfload/commit/c0863b0e924519bb362122337e81164fc2a24660

>---------------------------------------------------------------

commit c0863b0e924519bb362122337e81164fc2a24660
Author: Marcel Fabian Krüger <tex at 2krueger.de>
Date:   Thu Apr 28 12:48:34 2022 +0200

    Fill in right codepoint


>---------------------------------------------------------------

c0863b0e924519bb362122337e81164fc2a24660
 src/luaotfload-case.lua | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/luaotfload-case.lua b/src/luaotfload-case.lua
index 838489b..e8291cf 100644
--- a/src/luaotfload-case.lua
+++ b/src/luaotfload-case.lua
@@ -62,6 +62,8 @@ local greek_diacritic = {
   [0x0343] = HAS_OTHER_GREEK_DIACRITIC,
 }
 
+-- Greek handling based on https://icu.unicode.org/design/case/greek-upper
+-- with smaller variations since we ant to preserve nodes whenever possible.
 local function init_greek_data()
   local NFD = require'lua-uni-normalize'.NFD
   local data = {}
@@ -259,7 +261,7 @@ local function process(table, feature)
       if not n then break end
       local char, id = is_char(n, font)
       if char then
-        if greek and (char >= 0x0370 and char <= 0x03ff or char >= 0x1f00 and char <= 0x1fff or char == 0x1234) then --FIXME
+        if greek and (char >= 0x0370 and char <= 0x03ff or char >= 0x1f00 and char <= 0x1fff or char == 0x2126) then
           local first_datum = greek[char] or 0
           local datum = first_datum
           local upper = datum & UPPER_MASK