// Provider structs must be stable #![allow(clippy::exhaustive_structs, clippy::exhaustive_enums)]
//! \[Unstable\] Data provider struct definitions for this ICU4X component. //! //! <div class="stab unstable"> //! This code is considered unstable; it may change at any time, in breaking or non-breaking ways, //! including in SemVer minor releases. While the serde representation of data structs is guaranteed //! to be stable, their Rust representation might not be. Use with caution. //! </div> //! //! Read more about data providers: [`icu_provider`]
#[cfg(feature = "compiled_data")] #[derive(Debug)] /// Baked data /// /// <div class="stab unstable"> /// This code is considered unstable; it may change at any time, in breaking or non-breaking ways, /// including in SemVer minor releases. In particular, the `DataProvider` implementations are only /// guaranteed to match with this version's `*_unstable` providers. Use with caution. /// </div> pubstruct Baked;
icu_provider::data_marker!( /// Marker for locale alias data.
LocaleAliasesV1, "locale/aliases/v1",
Aliases<'static>,
is_singleton = true
);
icu_provider::data_marker!( /// Marker for data for likely subtags for languages.
LocaleLikelySubtagsLanguageV1, "locale/likely/subtags/language/v1",
LikelySubtagsForLanguage<'static>,
is_singleton = true
);
icu_provider::data_marker!( /// Marker for data for likely subtags for scripts and regions.
LocaleLikelySubtagsScriptRegionV1, "locale/likely/subtags/script/region/v1",
LikelySubtagsForScriptRegion<'static>,
is_singleton = true
);
icu_provider::data_marker!( /// Marker for extended data for likely subtags.
LocaleLikelySubtagsExtendedV1, "locale/likely/subtags/extended/v1",
LikelySubtagsExtended<'static>,
is_singleton = true
);
icu_provider::data_marker!( /// Marker for locale fallback parents data.
LocaleParentsV1, "locale/parents/v1",
Parents<'static>,
is_singleton = true
);
icu_provider::data_marker!( /// Marker for script direction data.
LocaleScriptDirectionV1, "locale/script/direction/v1",
ScriptDirection<'static>,
is_singleton = true
);
icu_provider::data_marker!( /// Marker for auxiliary exemplar characters data.
LocaleExemplarCharactersAuxiliaryV1, "locale/exemplar/characters/auxiliary/v1",
ExemplarCharactersData<'static>,
);
icu_provider::data_marker!( /// Marker for index exemplar characters data.
LocaleExemplarCharactersIndexV1, "locale/exemplar/characters/index/v1",
ExemplarCharactersData<'static>,
);
icu_provider::data_marker!( /// Marker for main exemplar characters data.
LocaleExemplarCharactersMainV1, "locale/exemplar/characters/main/v1",
ExemplarCharactersData<'static>,
);
icu_provider::data_marker!( /// Marker for numbers exemplar characters data.
LocaleExemplarCharactersNumbersV1, "locale/exemplar/characters/numbers/v1",
ExemplarCharactersData<'static>,
);
icu_provider::data_marker!( /// Marker for punctuation exemplar characters data.
LocaleExemplarCharactersPunctuationV1, "locale/exemplar/characters/punctuation/v1",
ExemplarCharactersData<'static>,
);
#[cfg(feature = "datagen")] /// The latest minimum set of markers required by this component. pubconst MARKERS: &[DataMarkerInfo] = &[
LocaleAliasesV1::INFO,
LocaleExemplarCharactersAuxiliaryV1::INFO,
LocaleExemplarCharactersIndexV1::INFO,
LocaleExemplarCharactersMainV1::INFO,
LocaleExemplarCharactersNumbersV1::INFO,
LocaleExemplarCharactersPunctuationV1::INFO,
LocaleLikelySubtagsExtendedV1::INFO,
LocaleLikelySubtagsLanguageV1::INFO,
LocaleLikelySubtagsScriptRegionV1::INFO,
LocaleParentsV1::INFO,
LocaleScriptDirectionV1::INFO,
];
use alloc::borrow::Cow; use icu_collections::codepointinvliststringlist::CodePointInversionListAndStringList; use icu_locale_core::subtags::{Language, Region, Script, Variant}; use icu_provider::prelude::*; use potential_utf::PotentialUtf8; use tinystr::{TinyAsciiStr, UnvalidatedTinyAsciiStr}; use zerovec::{VarZeroVec, ZeroMap, ZeroSlice, ZeroVec};
// We use raw TinyAsciiStrs for map keys, as we then don't have to // validate them as subtags on deserialization. Map lookup can be // done even if they are not valid tags (an invalid key will just // become inaccessible). type UnvalidatedLanguage = UnvalidatedTinyAsciiStr<3>; type UnvalidatedScript = UnvalidatedTinyAsciiStr<4>; type UnvalidatedRegion = UnvalidatedTinyAsciiStr<3>; type UnvalidatedVariant = UnvalidatedTinyAsciiStr<8>; type UnvalidatedSubdivision = UnvalidatedTinyAsciiStr<7>; type SemivalidatedSubdivision = TinyAsciiStr<7>;
// LanguageIdentifier doesn't have an AsULE implementation, so we have // to store strs and parse when needed. type UnvalidatedLanguageIdentifier = str; type UnvalidatedLanguageIdentifierPair = StrStrPairVarULE; type UnvalidatedLanguageVariantsPair = LanguageStrStrPairVarULE;
#[zerovec::make_varule(StrStrPairVarULE)] #[zerovec::derive(Debug)] #[derive(Clone, PartialEq, Eq, PartialOrd, Ord, Debug)] #[cfg_attr(
feature = "serde",
derive(serde::Deserialize),
zerovec::derive(Deserialize)
)] #[cfg_attr(
feature = "datagen",
derive(serde::Serialize, databake::Bake),
zerovec::derive(Serialize),
databake(path = icu_locale::provider),
)] /// A pair of strings with a EncodeAsVarULE implementation. /// /// <div class="stab unstable"> /// This code is considered unstable; it may change at any time, in breaking or non-breaking ways, /// including in SemVer minor releases. While the serde representation of data structs is guaranteed /// to be stable, their Rust representation might not be. Use with caution. /// </div> pubstruct StrStrPair<'a>( #[cfg_attr(feature = "serde", serde(borrow))] pub Cow<'a, str>, #[cfg_attr(feature = "serde", serde(borrow))] pub Cow<'a, str>,
);
#[derive(PartialEq, Clone, Default, yoke::Yokeable, zerofrom::ZeroFrom)] #[cfg_attr(feature = "datagen", derive(serde::Serialize, databake::Bake))] #[cfg_attr(feature = "datagen", databake(path = icu_locale::provider))] #[cfg_attr(feature = "serde", derive(serde::Deserialize))] #[yoke(prove_covariance_manually)] /// This alias data is used for locale canonicalization. /// /// Each field defines a /// mapping from an old identifier to a new identifier, based upon the rules in /// from <http://unicode.org/reports/tr35/#LocaleId_Canonicalization>. The data /// is stored in sorted order, allowing for binary search to identify rules to /// apply. It is broken down into smaller vectors based upon some characteristic /// of the data, to help avoid unnecessary searches. For example, the `sgn_region` /// field contains aliases for sign language and region, so that it is not /// necessary to search the data unless the input is a sign language. /// /// The algorithm in tr35 is not guaranteed to terminate on data other than what /// is currently in CLDR. For this reason, it is not a good idea to attempt to add /// or modify aliases for use in this structure. /// /// <div class="stab unstable"> /// This code is considered unstable; it may change at any time, in breaking or non-breaking ways, /// including in SemVer minor releases. While the serde representation of data structs is guaranteed /// to be stable, their Rust representation might not be. Use with caution. /// </div> // TODO: Use validated types as value types // Notice: improves the alignment of `language_variants` speeding up canonicalization by upon // to 40%. See https://github.com/unicode-org/icu4x/pull/2935 for details. #[derive(Debug)] pubstruct Aliases<'data> { /// `[language, variant(-variant)*] -> [langid]` /// This is not a map as it's searched linearly according to the canonicalization rules. #[cfg_attr(feature = "serde", serde(borrow))] pub language_variants: VarZeroVec<'data, UnvalidatedLanguageVariantsPair>, /// `sgn-[region] -> [language]` #[cfg_attr(feature = "serde", serde(borrow))] pub sgn_region: ZeroMap<'data, UnvalidatedRegion, Language>, /// `[language{2}] -> [langid]` #[cfg_attr(feature = "serde", serde(borrow))] pub language_len2: ZeroMap<'data, UnvalidatedTinyAsciiStr<2>, UnvalidatedLanguageIdentifier>, /// `[language{3}] -> [langid]` #[cfg_attr(feature = "serde", serde(borrow))] pub language_len3: ZeroMap<'data, UnvalidatedLanguage, UnvalidatedLanguageIdentifier>, /// `[langid] -> [langid]` /// This is not a map as it's searched linearly according to the canonicalization rules. #[cfg_attr(feature = "serde", serde(borrow))] pub language: VarZeroVec<'data, UnvalidatedLanguageIdentifierPair>,
#[derive(Debug, PartialEq, Clone, yoke::Yokeable, zerofrom::ZeroFrom)] #[cfg_attr(feature = "datagen", derive(serde::Serialize, databake::Bake))] #[cfg_attr(feature = "datagen", databake(path = icu_locale::provider))] #[cfg_attr(feature = "serde", derive(serde::Deserialize))] /// This likely subtags data is used for the minimize and maximize operations. /// /// Each field defines a mapping from an old identifier to a new identifier, /// based upon the rules in /// <https://www.unicode.org/reports/tr35/#Likely_Subtags>. /// /// The data is stored is broken down into smaller vectors based upon the rules /// defined for the likely subtags maximize algorithm. /// /// For efficiency, only the relevant part of the LanguageIdentifier is stored /// for searching and replacing. E.g., the `language_script` field is used to store /// rules for `LanguageIdentifier`s that contain a language and a script, but not a /// region. /// /// This struct contains mappings when the input contains a language subtag. /// Also see [`LikelySubtagsForScriptRegion`]. /// /// <div class="stab unstable"> /// This code is considered unstable; it may change at any time, in breaking or non-breaking ways, /// including in SemVer minor releases. While the serde representation of data structs is guaranteed /// to be stable, their Rust representation might not be. Use with caution. /// </div> #[yoke(prove_covariance_manually)] pubstruct LikelySubtagsForLanguage<'data> { /// Language and script. #[cfg_attr(feature = "serde", serde(borrow))] pub language_script: ZeroMap<'data, (UnvalidatedLanguage, UnvalidatedScript), Region>, /// Language and region. #[cfg_attr(feature = "serde", serde(borrow))] pub language_region: ZeroMap<'data, (UnvalidatedLanguage, UnvalidatedRegion), Script>, /// Just language. #[cfg_attr(feature = "serde", serde(borrow))] pub language: ZeroMap<'data, UnvalidatedLanguage, (Script, Region)>, /// Undefined. pub und: (Language, Script, Region),
}
#[derive(Debug, PartialEq, Clone, yoke::Yokeable, zerofrom::ZeroFrom)] #[cfg_attr(feature = "datagen", derive(serde::Serialize, databake::Bake))] #[cfg_attr(feature = "datagen", databake(path = icu_locale::provider))] #[cfg_attr(feature = "serde", derive(serde::Deserialize))] /// This likely subtags data is used for the minimize and maximize operations. /// /// Each field defines a mapping from an old identifier to a new identifier, /// based upon the rules in /// <https://www.unicode.org/reports/tr35/#Likely_Subtags>. /// /// The data is stored is broken down into smaller vectors based upon the rules /// defined for the likely subtags maximize algorithm. /// /// For efficiency, only the relevant part of the LanguageIdentifier is stored /// for searching and replacing. E.g., the `script_region` field is used to store /// rules for `LanguageIdentifier`s that contain a script and a region, but not a /// language. /// /// This struct contains mappings when the input does not contain a language subtag. /// Also see [`LikelySubtagsForLanguage`]. /// /// <div class="stab unstable"> /// This code is considered unstable; it may change at any time, in breaking or non-breaking ways, /// including in SemVer minor releases. While the serde representation of data structs is guaranteed /// to be stable, their Rust representation might not be. Use with caution. /// </div> #[yoke(prove_covariance_manually)] pubstruct LikelySubtagsForScriptRegion<'data> { /// Script and region. #[cfg_attr(feature = "serde", serde(borrow))] pub script_region: ZeroMap<'data, (UnvalidatedScript, UnvalidatedRegion), Language>, /// Just script. #[cfg_attr(feature = "serde", serde(borrow))] pub script: ZeroMap<'data, UnvalidatedScript, (Language, Region)>, /// Just region. #[cfg_attr(feature = "serde", serde(borrow))] pub region: ZeroMap<'data, UnvalidatedRegion, (Language, Script)>,
}
#[derive(Debug, PartialEq, Clone, yoke::Yokeable, zerofrom::ZeroFrom)] #[cfg_attr(feature = "datagen", derive(serde::Serialize, databake::Bake))] #[cfg_attr(feature = "datagen", databake(path = icu_locale::provider))] #[cfg_attr(feature = "serde", derive(serde::Deserialize))] /// This likely subtags data is used for full coverage of locales, including ones that /// don't otherwise have data in the Common Locale Data Repository (CLDR). /// /// <div class="stab unstable"> /// This code is considered unstable; it may change at any time, in breaking or non-breaking ways, /// including in SemVer minor releases. While the serde representation of data structs is guaranteed /// to be stable, their Rust representation might not be. Use with caution. /// </div> #[yoke(prove_covariance_manually)] pubstruct LikelySubtagsExtended<'data> { /// Language and script. #[cfg_attr(feature = "serde", serde(borrow))] pub language_script: ZeroMap<'data, (UnvalidatedLanguage, UnvalidatedScript), Region>, /// Language and region. #[cfg_attr(feature = "serde", serde(borrow))] pub language_region: ZeroMap<'data, (UnvalidatedLanguage, UnvalidatedRegion), Script>, /// Just language. #[cfg_attr(feature = "serde", serde(borrow))] pub language: ZeroMap<'data, UnvalidatedLanguage, (Script, Region)>, /// Script and region. #[cfg_attr(feature = "serde", serde(borrow))] pub script_region: ZeroMap<'data, (UnvalidatedScript, UnvalidatedRegion), Language>, /// Just script. #[cfg_attr(feature = "serde", serde(borrow))] pub script: ZeroMap<'data, UnvalidatedScript, (Language, Region)>, /// Just region. #[cfg_attr(feature = "serde", serde(borrow))] pub region: ZeroMap<'data, UnvalidatedRegion, (Language, Script)>,
}
/// Locale fallback rules derived from CLDR parent locales data. #[derive(Default, Clone, PartialEq, Debug, yoke::Yokeable, zerofrom::ZeroFrom)] #[cfg_attr(feature = "datagen", derive(serde::Serialize, databake::Bake))] #[cfg_attr(feature = "datagen", databake(path = icu_locale::provider))] #[cfg_attr(feature = "serde", derive(serde::Deserialize))] #[yoke(prove_covariance_manually)] pubstruct Parents<'data> { /// Map from language identifier to language identifier, indicating that the language on the /// left should inherit from the language on the right. #[cfg_attr(feature = "serde", serde(borrow))] pub parents: ZeroMap<'data, PotentialUtf8, (Language, Option<Script>, Option<Region>)>,
}
#[derive(Debug, PartialEq, Clone, yoke::Yokeable, zerofrom::ZeroFrom)] #[cfg_attr(feature = "datagen", derive(serde::Serialize, databake::Bake))] #[cfg_attr(feature = "datagen", databake(path = icu_locale::provider))] #[cfg_attr(feature = "serde", derive(serde::Deserialize))] /// This directionality data is used to determine the script directionality of a locale. /// /// <div class="stab unstable"> /// This code is considered unstable; it may change at any time, in breaking or non-breaking ways, /// including in SemVer minor releases. While the serde representation of data structs is guaranteed /// to be stable, their Rust representation might not be. Use with caution. /// </div> #[yoke(prove_covariance_manually)] pubstruct ScriptDirection<'data> { /// Scripts in right-to-left direction. #[cfg_attr(feature = "serde", serde(borrow))] pub rtl: ZeroVec<'data, UnvalidatedScript>, /// Scripts in left-to-right direction. #[cfg_attr(feature = "serde", serde(borrow))] pub ltr: ZeroVec<'data, UnvalidatedScript>,
}
/// A set of characters and strings which share a particular property value. /// /// <div class="stab unstable"> /// This code is considered unstable; it may change at any time, in breaking or non-breaking ways, /// including in SemVer minor releases. While the serde representation of data structs is guaranteed /// to be stable, their Rust representation might not be. Use with caution. /// </div> #[derive(Debug, Eq, PartialEq, Clone, yoke::Yokeable, zerofrom::ZeroFrom)] #[cfg_attr(
feature = "datagen",
derive(serde::Serialize, databake::Bake),
databake(path = icu_locale::provider),
)] #[cfg_attr(feature = "serde", derive(serde::Deserialize))] pubstruct ExemplarCharactersData<'data>( #[cfg_attr(feature = "serde", serde(borrow))] pub CodePointInversionListAndStringList<'data>,
);
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