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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
//! Normalizer-specific error
use displaydoc::Display;
use icu_properties::PropertiesError;
use icu_provider::DataError;
/// A list of error outcomes for various operations in this module.
///
/// Re-exported as [`Error`](crate::Error).
#[derive(Display, Debug)]
#[non_exhaustive]
pub enum NormalizerError {
/// Error coming from the data provider
#[displaydoc("{0}")]
Data(DataError),
/// The data uses a planned but unsupported feature.
FutureExtension,
/// Data failed manual validation
ValidationError,
}
#[cfg(feature = "std")]
impl std::error::Error for NormalizerError {}
impl From<DataError> for NormalizerError {
fn from(e: DataError) -> Self {
NormalizerError::Data(e)
}
}
impl From<PropertiesError> for NormalizerError {
fn from(e: PropertiesError) -> Self {
match e {
PropertiesError::PropDataLoad(d) => NormalizerError::Data(d),
_ => unreachable!("Shouldn't have non-Data PropertiesError"),
}
}
}