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Everywhere: Hoist the Libraries folder to the top-level
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950e819ee7
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93712b24bf
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github-actions[bot]
2024-11-10 11:51:52 +00:00
Author: https://github.com/trflynn89
Commit: 93712b24bf
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/2256
Reviewed-by: https://github.com/sideshowbarker
4547 changed files with 104 additions and 113 deletions
244
Libraries/LibUnicode/Collator.cpp
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244
Libraries/LibUnicode/Collator.cpp
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/*
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* Copyright (c) 2024, Tim Flynn <trflynn89@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibUnicode/Collator.h>
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#include <LibUnicode/ICU.h>
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#include <unicode/coll.h>
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namespace Unicode {
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Usage usage_from_string(StringView usage)
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{
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if (usage == "sort"sv)
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return Usage::Sort;
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if (usage == "search"sv)
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return Usage::Search;
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VERIFY_NOT_REACHED();
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}
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StringView usage_to_string(Usage usage)
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{
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switch (usage) {
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case Usage::Sort:
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return "sort"sv;
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case Usage::Search:
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return "search"sv;
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}
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VERIFY_NOT_REACHED();
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}
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static NonnullOwnPtr<icu::Locale> apply_usage_to_locale(icu::Locale const& locale, Usage usage, StringView collation)
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{
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auto result = adopt_own(*locale.clone());
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UErrorCode status = U_ZERO_ERROR;
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switch (usage) {
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case Usage::Sort:
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result->setUnicodeKeywordValue("co", icu_string_piece(collation), status);
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break;
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case Usage::Search:
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result->setUnicodeKeywordValue("co", "search", status);
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break;
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}
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VERIFY(icu_success(status));
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return result;
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}
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Sensitivity sensitivity_from_string(StringView sensitivity)
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{
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if (sensitivity == "base"sv)
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return Sensitivity::Base;
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if (sensitivity == "accent"sv)
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return Sensitivity::Accent;
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if (sensitivity == "case"sv)
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return Sensitivity::Case;
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if (sensitivity == "variant"sv)
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return Sensitivity::Variant;
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VERIFY_NOT_REACHED();
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}
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StringView sensitivity_to_string(Sensitivity sensitivity)
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{
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switch (sensitivity) {
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case Sensitivity::Base:
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return "base"sv;
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case Sensitivity::Accent:
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return "accent"sv;
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case Sensitivity::Case:
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return "case"sv;
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case Sensitivity::Variant:
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return "variant"sv;
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}
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VERIFY_NOT_REACHED();
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}
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static constexpr UColAttributeValue icu_sensitivity(Sensitivity sensitivity)
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{
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switch (sensitivity) {
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case Sensitivity::Base:
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return UCOL_PRIMARY;
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case Sensitivity::Accent:
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return UCOL_SECONDARY;
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case Sensitivity::Case:
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return UCOL_PRIMARY;
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case Sensitivity::Variant:
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return UCOL_TERTIARY;
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}
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VERIFY_NOT_REACHED();
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}
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static Sensitivity sensitivity_for_collator(icu::Collator const& collator)
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{
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UErrorCode status = U_ZERO_ERROR;
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auto attribute = collator.getAttribute(UCOL_STRENGTH, status);
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VERIFY(icu_success(status));
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switch (attribute) {
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case UCOL_PRIMARY:
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attribute = collator.getAttribute(UCOL_CASE_LEVEL, status);
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VERIFY(icu_success(status));
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return attribute == UCOL_ON ? Sensitivity::Case : Sensitivity::Base;
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case UCOL_SECONDARY:
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return Sensitivity::Accent;
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default:
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return Sensitivity::Variant;
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}
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}
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CaseFirst case_first_from_string(StringView case_first)
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{
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if (case_first == "upper"sv)
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return CaseFirst::Upper;
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if (case_first == "lower"sv)
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return CaseFirst::Lower;
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if (case_first == "false"sv)
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return CaseFirst::False;
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VERIFY_NOT_REACHED();
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}
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StringView case_first_to_string(CaseFirst case_first)
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{
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switch (case_first) {
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case CaseFirst::Upper:
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return "upper"sv;
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case CaseFirst::Lower:
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return "lower"sv;
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case CaseFirst::False:
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return "false"sv;
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}
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VERIFY_NOT_REACHED();
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}
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static constexpr UColAttributeValue icu_case_first(CaseFirst case_first)
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{
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switch (case_first) {
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case CaseFirst::Upper:
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return UCOL_UPPER_FIRST;
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case CaseFirst::Lower:
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return UCOL_LOWER_FIRST;
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case CaseFirst::False:
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return UCOL_OFF;
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}
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VERIFY_NOT_REACHED();
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}
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static bool ignore_punctuation_for_collator(icu::Collator const& collator)
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{
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UErrorCode status = U_ZERO_ERROR;
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auto attribute = collator.getAttribute(UCOL_ALTERNATE_HANDLING, status);
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VERIFY(icu_success(status));
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return attribute == UCOL_SHIFTED;
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}
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class CollatorImpl : public Collator {
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public:
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explicit CollatorImpl(NonnullOwnPtr<icu::Collator> collator)
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: m_collator(move(collator))
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{
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}
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virtual Collator::Order compare(StringView lhs, StringView rhs) const override
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{
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UErrorCode status = U_ZERO_ERROR;
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auto result = m_collator->compareUTF8(icu_string_piece(lhs), icu_string_piece(rhs), status);
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VERIFY(icu_success(status));
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switch (result) {
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case UCOL_LESS:
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return Order::Before;
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case UCOL_EQUAL:
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return Order::Equal;
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case UCOL_GREATER:
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return Order::After;
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}
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VERIFY_NOT_REACHED();
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}
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virtual Sensitivity sensitivity() const override
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{
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return sensitivity_for_collator(*m_collator);
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}
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virtual bool ignore_punctuation() const override
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{
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return ignore_punctuation_for_collator(*m_collator);
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}
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private:
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NonnullOwnPtr<icu::Collator> m_collator;
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};
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NonnullOwnPtr<Collator> Collator::create(
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StringView locale,
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Usage usage,
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StringView collation,
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Optional<Sensitivity> sensitivity,
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CaseFirst case_first,
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bool numeric,
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Optional<bool> ignore_punctuation)
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{
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UErrorCode status = U_ZERO_ERROR;
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auto locale_data = LocaleData::for_locale(locale);
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VERIFY(locale_data.has_value());
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auto locale_with_usage = apply_usage_to_locale(locale_data->locale(), usage, collation);
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auto collator = adopt_own(*icu::Collator::createInstance(*locale_with_usage, status));
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VERIFY(icu_success(status));
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auto set_attribute = [&](UColAttribute attribute, UColAttributeValue value) {
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collator->setAttribute(attribute, value, status);
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VERIFY(icu_success(status));
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};
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if (!sensitivity.has_value())
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sensitivity = sensitivity_for_collator(*collator);
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if (!ignore_punctuation.has_value())
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ignore_punctuation = ignore_punctuation_for_collator(*collator);
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set_attribute(UCOL_STRENGTH, icu_sensitivity(*sensitivity));
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set_attribute(UCOL_CASE_LEVEL, sensitivity == Sensitivity::Case ? UCOL_ON : UCOL_OFF);
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set_attribute(UCOL_CASE_FIRST, icu_case_first(case_first));
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set_attribute(UCOL_NUMERIC_COLLATION, numeric ? UCOL_ON : UCOL_OFF);
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set_attribute(UCOL_ALTERNATE_HANDLING, *ignore_punctuation ? UCOL_SHIFTED : UCOL_NON_IGNORABLE);
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set_attribute(UCOL_NORMALIZATION_MODE, UCOL_ON);
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return adopt_own(*new CollatorImpl(move(collator)));
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}
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}
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