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Merge pull request #2409 from montrivo/while_let_on_iterator

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#1121: already fixed, adding a test
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Oliver Schneider 2018-01-29 19:21:00 +01:00 committed by GitHub
commit 4e467661c0
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8
tests/ui/while_loop.rs
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@ -193,4 +193,12 @@ fn refutable() {
break None; break None;
} }
}; };
use std::collections::HashSet;
let mut values = HashSet::new();
values.insert(1);
while let Some(&value) = values.iter().next() {
values.remove(&value);
}
} }