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LibJS+LibLocale: Port remaining locale APIs to String
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parent
d73a143004
commit
20536897e4
6 changed files with 58 additions and 50 deletions
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@ -584,7 +584,7 @@ static ErrorOr<void> transform_unicode_locale_id_to_canonical_syntax(LocaleID& l
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for (auto& variant : language_id.variants)
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variant = TRY(variant.to_lowercase());
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resolve_complex_language_aliases(language_id);
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TRY(resolve_complex_language_aliases(language_id));
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if (auto alias = resolve_language_alias(*language_id.language); alias.has_value()) {
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auto language_alias = TRY(parse_unicode_language_id(*alias));
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@ -606,7 +606,7 @@ static ErrorOr<void> transform_unicode_locale_id_to_canonical_syntax(LocaleID& l
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if (language_id.region.has_value()) {
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if (auto alias = resolve_territory_alias(*language_id.region); alias.has_value())
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language_id.region = TRY(String::from_deprecated_string(resolve_most_likely_territory_alias(language_id, *alias)));
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language_id.region = TRY(resolve_most_likely_territory_alias(language_id, *alias));
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}
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quick_sort(language_id.variants);
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@ -824,14 +824,14 @@ Optional<StringView> __attribute__((weak)) get_locale_short_date_field_mapping(S
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Optional<StringView> __attribute__((weak)) get_locale_narrow_date_field_mapping(StringView, StringView) { return {}; }
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// https://www.unicode.org/reports/tr35/tr35-39/tr35-general.html#Display_Name_Elements
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Optional<DeprecatedString> format_locale_for_display(StringView locale, LocaleID locale_id)
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ErrorOr<Optional<String>> format_locale_for_display(StringView locale, LocaleID locale_id)
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{
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auto language_id = move(locale_id.language_id);
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VERIFY(language_id.language.has_value());
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auto patterns = get_locale_display_patterns(locale);
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if (!patterns.has_value())
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return {};
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return OptionalNone {};
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auto primary_tag = get_locale_language_mapping(locale, *language_id.language).value_or(*language_id.language);
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Optional<StringView> script;
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@ -842,19 +842,26 @@ Optional<DeprecatedString> format_locale_for_display(StringView locale, LocaleID
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if (language_id.region.has_value())
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region = get_locale_territory_mapping(locale, *language_id.region).value_or(*language_id.region);
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Optional<DeprecatedString> secondary_tag;
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Optional<String> secondary_tag;
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if (script.has_value() && region.has_value())
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secondary_tag = patterns->locale_separator.replace("{0}"sv, *script, ReplaceMode::FirstOnly).replace("{1}"sv, *region, ReplaceMode::FirstOnly);
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else if (script.has_value())
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secondary_tag = *script;
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else if (region.has_value())
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secondary_tag = *region;
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if (script.has_value() && region.has_value()) {
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secondary_tag = TRY(String::from_utf8(patterns->locale_separator));
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secondary_tag = TRY(secondary_tag->replace("{0}"sv, *script, ReplaceMode::FirstOnly));
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secondary_tag = TRY(secondary_tag->replace("{1}"sv, *region, ReplaceMode::FirstOnly));
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} else if (script.has_value()) {
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secondary_tag = TRY(String::from_utf8(*script));
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} else if (region.has_value()) {
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secondary_tag = TRY(String::from_utf8(*region));
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}
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if (!secondary_tag.has_value())
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return primary_tag;
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return String::from_utf8(primary_tag);
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return patterns->locale_pattern.replace("{0}"sv, primary_tag, ReplaceMode::FirstOnly).replace("{1}"sv, *secondary_tag, ReplaceMode::FirstOnly);
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auto result = TRY(String::from_utf8(patterns->locale_pattern));
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result = TRY(result.replace("{0}"sv, primary_tag, ReplaceMode::FirstOnly));
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result = TRY(result.replace("{1}"sv, *secondary_tag, ReplaceMode::FirstOnly));
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return result;
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}
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Optional<ListPatterns> __attribute__((weak)) get_locale_list_patterns(StringView, StringView, Style) { return {}; }
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@ -866,10 +873,10 @@ Optional<StringView> __attribute__((weak)) resolve_territory_alias(StringView) {
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Optional<StringView> __attribute__((weak)) resolve_script_tag_alias(StringView) { return {}; }
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Optional<StringView> __attribute__((weak)) resolve_variant_alias(StringView) { return {}; }
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Optional<StringView> __attribute__((weak)) resolve_subdivision_alias(StringView) { return {}; }
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void __attribute__((weak)) resolve_complex_language_aliases(LanguageID&) { }
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Optional<LanguageID> __attribute__((weak)) add_likely_subtags(LanguageID const&) { return {}; }
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ErrorOr<void> __attribute__((weak)) resolve_complex_language_aliases(LanguageID&) { return {}; }
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ErrorOr<Optional<LanguageID>> __attribute__((weak)) add_likely_subtags(LanguageID const&) { return OptionalNone {}; }
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Optional<LanguageID> remove_likely_subtags(LanguageID const& language_id)
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ErrorOr<Optional<LanguageID>> remove_likely_subtags(LanguageID const& language_id)
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{
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// https://www.unicode.org/reports/tr35/#Likely_Subtags
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auto return_language_and_variants = [](auto language, auto variants) {
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@ -878,9 +885,9 @@ Optional<LanguageID> remove_likely_subtags(LanguageID const& language_id)
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};
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// 1. First get max = AddLikelySubtags(inputLocale). If an error is signaled, return it.
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auto maximized = add_likely_subtags(language_id);
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auto maximized = TRY(add_likely_subtags(language_id));
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if (!maximized.has_value())
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return {};
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return OptionalNone {};
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// 2. Remove the variants from max.
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auto variants = move(maximized->variants);
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@ -892,38 +899,38 @@ Optional<LanguageID> remove_likely_subtags(LanguageID const& language_id)
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// 4. Then for trial in {languagemax, languagemax_regionmax, languagemax_scriptmax}:
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// If AddLikelySubtags(trial) = max, then return trial + variants.
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auto run_trial = [&](Optional<String> language, Optional<String> script, Optional<String> region) -> Optional<LanguageID> {
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auto run_trial = [&](Optional<String> language, Optional<String> script, Optional<String> region) -> ErrorOr<Optional<LanguageID>> {
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LanguageID trial { .language = move(language), .script = move(script), .region = move(region) };
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if (add_likely_subtags(trial) == maximized)
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if (TRY(add_likely_subtags(trial)) == maximized)
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return return_language_and_variants(move(trial), move(variants));
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return {};
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return OptionalNone {};
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};
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if (auto trial = run_trial(language_max, {}, {}); trial.has_value())
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if (auto trial = TRY(run_trial(language_max, {}, {})); trial.has_value())
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return trial;
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if (auto trial = run_trial(language_max, {}, region_max); trial.has_value())
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if (auto trial = TRY(run_trial(language_max, {}, region_max)); trial.has_value())
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return trial;
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if (auto trial = run_trial(language_max, script_max, {}); trial.has_value())
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if (auto trial = TRY(run_trial(language_max, script_max, {})); trial.has_value())
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return trial;
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// 5. If you do not get a match, return max + variants.
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return return_language_and_variants(maximized.release_value(), move(variants));
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}
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Optional<DeprecatedString> __attribute__((weak)) resolve_most_likely_territory(LanguageID const&) { return {}; }
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ErrorOr<Optional<String>> __attribute__((weak)) resolve_most_likely_territory(LanguageID const&) { return OptionalNone {}; }
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DeprecatedString resolve_most_likely_territory_alias(LanguageID const& language_id, StringView territory_alias)
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ErrorOr<String> resolve_most_likely_territory_alias(LanguageID const& language_id, StringView territory_alias)
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{
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auto aliases = territory_alias.split_view(' ');
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if (aliases.size() > 1) {
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auto territory = resolve_most_likely_territory(language_id);
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auto territory = TRY(resolve_most_likely_territory(language_id));
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if (territory.has_value() && aliases.contains_slow(*territory))
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return territory.release_value();
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}
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return aliases[0].to_deprecated_string();
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return String::from_utf8(aliases[0]);
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}
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ErrorOr<String> LanguageID::to_string() const
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