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LibUnicode: Parse and generate the Unicode locale list patterns dataset
This data informs consumers how to join lists of values. For example, in en-US, the list ["a", "b", "c"] formatted to a string should become "a, b, and c".
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4 changed files with 172 additions and 10 deletions
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@ -78,6 +78,13 @@ struct LocaleID {
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Vector<String> private_use_extensions {};
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};
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struct ListPatterns {
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StringView start;
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StringView middle;
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StringView end;
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StringView pair;
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};
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// Note: These methods only verify that the provided strings match the EBNF grammar of the
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// Unicode identifier subtag (i.e. no validation is done that the tags actually exist).
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constexpr bool is_unicode_language_subtag(StringView subtag)
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@ -130,6 +137,7 @@ Optional<StringView> get_locale_language_mapping(StringView locale, StringView l
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Optional<StringView> get_locale_territory_mapping(StringView locale, StringView territory);
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Optional<StringView> get_locale_script_mapping(StringView locale, StringView script);
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Optional<StringView> get_locale_currency_mapping(StringView locale, StringView currency);
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Optional<ListPatterns> get_locale_list_patterns(StringView locale, StringView type, StringView style);
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Optional<StringView> resolve_language_alias(StringView language);
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Optional<StringView> resolve_territory_alias(StringView territory);
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