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Impl FusedIterator for IdxRange

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This commit is contained in:
oxalica 2023-05-06 22:02:30 +08:00
parent 665c0cb547
commit add94d3b9c
1 changed files with 3 additions and 1 deletions
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4
lib/la-arena/src/lib.rs
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@ -6,7 +6,7 @@
use std::{ use std::{
cmp, fmt, cmp, fmt,
hash::{Hash, Hasher}, hash::{Hash, Hasher},
iter::Enumerate, iter::{Enumerate, FusedIterator},
marker::PhantomData, marker::PhantomData,
ops::{Index, IndexMut, Range, RangeInclusive}, ops::{Index, IndexMut, Range, RangeInclusive},
}; };
@ -212,6 +212,8 @@ impl<T> DoubleEndedIterator for IdxRange<T> {
impl<T> ExactSizeIterator for IdxRange<T> {} impl<T> ExactSizeIterator for IdxRange<T> {}
impl<T> FusedIterator for IdxRange<T> {}
impl<T> fmt::Debug for IdxRange<T> { impl<T> fmt::Debug for IdxRange<T> {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
f.debug_tuple(&format!("IdxRange::<{}>", std::any::type_name::<T>())) f.debug_tuple(&format!("IdxRange::<{}>", std::any::type_name::<T>()))