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CLDR contains a set of aliases for languages, territories, etc. that no longer are meant to be used (e.g. due to deprecation). For example, the language "aam" is deprecated and should be canonicalized as "aas".
84 lines
2.4 KiB
C++
84 lines
2.4 KiB
C++
/*
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* Copyright (c) 2021, Tim Flynn <trflynn89@pm.me>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/Optional.h>
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#include <AK/String.h>
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#include <AK/StringView.h>
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#include <AK/Variant.h>
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#include <AK/Vector.h>
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#include <LibUnicode/Forward.h>
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namespace Unicode {
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struct LanguageID {
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bool is_root { false };
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Optional<String> language {};
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Optional<String> script {};
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Optional<String> region {};
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Vector<String> variants {};
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};
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struct Keyword {
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String key {};
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Vector<String> types {};
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};
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struct LocaleExtension {
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Vector<String> attributes {};
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Vector<Keyword> keywords {};
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};
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struct TransformedField {
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String key;
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Vector<String> values {};
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};
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struct TransformedExtension {
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Optional<LanguageID> language {};
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Vector<TransformedField> fields {};
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};
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struct OtherExtension {
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char key {};
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Vector<String> values {};
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};
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using Extension = Variant<LocaleExtension, TransformedExtension, OtherExtension>;
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struct LocaleID {
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LanguageID language_id {};
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Vector<Extension> extensions {};
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Vector<String> private_use_extensions {};
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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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bool is_unicode_language_subtag(StringView);
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bool is_unicode_script_subtag(StringView);
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bool is_unicode_region_subtag(StringView);
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bool is_unicode_variant_subtag(StringView);
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Optional<LanguageID> parse_unicode_language_id(StringView);
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Optional<LocaleID> parse_unicode_locale_id(StringView);
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Optional<String> canonicalize_unicode_locale_id(LocaleID&);
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String const& default_locale();
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bool is_locale_available(StringView locale);
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Optional<StringView> get_locale_language_mapping(StringView locale, StringView language);
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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<StringView> resolve_language_alias(StringView language);
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Optional<StringView> resolve_territory_alias(StringView territory);
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Optional<StringView> resolve_script_tag_alias(StringView script_tag);
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Optional<StringView> resolve_variant_alias(StringView variant);
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Optional<StringView> resolve_subdivision_alias(StringView subdivision);
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}
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