// 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 ).

use displaydoc::Display;

pub mod converter;
pub mod converter_factory;
pub mod convertible;
pub mod provider;
pub mod ratio;

#[derive(Display, Debug, Copy, Clone, PartialEq)]
#[displaydoc("The unit is not valid.")]
/// The unit is not valid.
/// This can happen if the unit id is not following the CLDR specification.
/// For example, `meter` is a valid unit id, but `metre` is not.
pub struct InvalidUnitError;