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LibUnicode: Use ICU to convert Unicode keywords to their BCP 47 value

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We were manually doing this for the calendar keyword, and would need to
do so for the collation keyword as well. I wasn't aware of this API
originally, so let's start using it.
This commit is contained in:
Timothy Flynn 2025-06-02 14:15:05 -04:00 • committed by Shannon Booth
parent 486602e796
commit 21cff645a2
Notes: github-actions[bot] 2025-06-02 21:05:02 +00:00
3 changed files with 18 additions and 21 deletions
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15
Libraries/LibUnicode/UnicodeKeywords.cpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2024, Tim Flynn <trflynn89@serenityos.org>
* Copyright (c) 2024-2025, Tim Flynn <trflynn89@ladybird.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
@ -59,16 +59,7 @@ Vector<String> available_calendars(StringView locale)
if (icu_failure(status))
return {};
auto calendars = icu_string_enumeration_to_list(move(keywords));
for (auto& calendar : calendars) {
if (calendar == "gregorian"sv)
calendar = "gregory"_string;
else if (calendar == "ethiopic-amete-alem"sv)
calendar = "ethioaa"_string;
}
return calendars;
return icu_string_enumeration_to_list(move(keywords), "ca");
}
Vector<String> const& available_currencies()
@ -162,7 +153,7 @@ Vector<String> const& available_number_systems()
if (icu_failure(status))
return {};
auto number_systems = icu_string_enumeration_to_list(move(keywords), [&](char const* keyword) {
auto number_systems = icu_string_enumeration_to_list(move(keywords), "nu", [&](char const* keyword) {
auto system = adopt_own_if_nonnull(icu::NumberingSystem::createInstanceByName(keyword, status));
if (icu_failure(status))
return false;