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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
//! Macros and utilities to help implement the various iterator types.
macro_rules! derive_usize_iterator_with_type {
($ty:tt) => {
impl<'l, 's, Y: RuleBreakType<'l, 's> + ?Sized> Iterator for $ty<'l, 's, Y> {
type Item = usize;
#[inline]
fn next(&mut self) -> Option<Self::Item> {
self.0.next()
}
}
};
}
pub(crate) use derive_usize_iterator_with_type;