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25 lines
551 B
Rust
25 lines
551 B
Rust
// check-pass
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// pretty-expanded FIXME #23616
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// revisions: current next
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//[next] compile-flags: -Ztrait-solver=next
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use std::slice;
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pub struct PhfMapEntries<'a, T: 'a> {
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iter: slice::Iter<'a, (&'static str, T)>,
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}
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impl<'a, T> Iterator for PhfMapEntries<'a, T> {
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type Item = (&'static str, &'a T);
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fn next(&mut self) -> Option<(&'static str, &'a T)> {
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self.iter.by_ref().map(|&(key, ref value)| (key, value)).next()
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}
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fn size_hint(&self) -> (usize, Option<usize>) {
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self.iter.size_hint()
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}
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}
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fn main() {}
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