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// This file is part of ICU4X. For terms of use, please see the file
// called LICENSE at the top level of the ICU4X source tree
// (online at: https://github.com/unicode-org/icu4x/blob/main/LICENSE ).
// Provider structs must be stable
#![allow(clippy::exhaustive_structs, clippy::exhaustive_enums)]
//! Data provider struct definitions for this ICU4X component.
//!
//! Read more about data providers: [`icu_provider`]
use alloc::borrow::Cow;
use zerovec::ZeroMap;
use icu_provider::prelude::*;
#[cfg(feature = "compiled_data")]
/// 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>
pub use crate::provider::Baked;
use super::pattern_key::PatternKey;
// TODO: use `Pattern`s instead of `str` for the patterns' string representations.
/// This type contains all of the essential data for units formatting such as `per`, `power`, `times`, etc.
///
/// Note:
// TODO: Use the auxiliary key as real key in the future because the choice of the length is developer's decision.
/// Auxiliary key represent the length: e.g. `long`, `short`, `narrow`.
///
/// <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>
#[icu_provider::data_struct(UnitsEssentialsV1Marker = "units/essentials@1")]
#[derive(Clone, PartialEq, Debug)]
#[cfg_attr(feature = "datagen", derive(serde::Serialize, databake::Bake))]
#[cfg_attr(feature = "datagen", databake(path = icu_experimental::dimension::provider::units_essentials))]
#[cfg_attr(feature = "serde", derive(serde::Deserialize))]
#[yoke(prove_covariance_manually)]
pub struct UnitsEssentialsV1<'data> {
// TODO: use `SinglePlaceholderPattern` instead of `str` for the patterns' string representations.
#[cfg_attr(feature = "serde", serde(borrow))]
pub prefixes: ZeroMap<'data, PatternKey, str>,
// TODO: use `DoublePlaceholderPattern` instead of `str` for the patterns' string representations.
#[cfg_attr(feature = "serde", serde(borrow))]
pub per: Cow<'data, str>,
// TODO: use `DoublePlaceholderPattern` instead of `str` for the patterns' string representations.
#[cfg_attr(feature = "serde", serde(borrow))]
pub times: Cow<'data, str>,
}
/// A CLDR plural keyword, or the explicit value 1.
/// See <https://www.unicode.org/reports/tr35/tr35-numbers.html#Language_Plural_Rules>. // TODO??
#[zerovec::make_ule(CompoundCountULE)]
#[derive(Copy, Clone, PartialOrd, Ord, PartialEq, Eq, Debug)]
#[cfg_attr(feature = "serde", derive(serde::Deserialize))]
#[cfg_attr(feature = "datagen", derive(serde::Serialize, databake::Bake))]
#[cfg_attr(feature = "datagen", databake(path = icu_experimental::dimension::provider::units_essentials))]
#[repr(u8)]
pub enum CompoundCount {
/// The CLDR keyword `zero`.
Zero = 0,
/// The CLDR keyword `one`.
One = 1,
/// The CLDR keyword `two`.
Two = 2,
/// The CLDR keyword `few`.
Few = 3,
/// The CLDR keyword `many`.
Many = 4,
/// The CLDR keyword `other`.
Other = 5,
}
impl From<u8> for CompoundCount {
fn from(val: u8) -> Self {
match val {
0 => CompoundCount::Zero,
1 => CompoundCount::One,
2 => CompoundCount::Two,
3 => CompoundCount::Few,
4 => CompoundCount::Many,
5 => CompoundCount::Other,
_ => unreachable!(),
}
}
}