mirror of https://github.com/rust-lang/rust
28 lines
1.0 KiB
Plaintext
28 lines
1.0 KiB
Plaintext
error[E0271]: type mismatch resolving `<Adapter<I> as Iterator>::Item == Option<T>`
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--> $DIR/associated-types-issue-20346.rs:34:36
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LL | fn test_adapter<T, I: Iterator<Item=Option<T>>>(it: I) {
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| - found this type parameter
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...
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LL | is_iterator_of::<Option<T>, _>(&adapter);
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| ------------------------------ ^^^^^^^^ type mismatch resolving `<Adapter<I> as Iterator>::Item == Option<T>`
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| |
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| required by a bound introduced by this call
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note: expected this to be `Option<T>`
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--> $DIR/associated-types-issue-20346.rs:23:17
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LL | type Item = T;
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| ^
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= note: expected enum `Option<T>`
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found type parameter `T`
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note: required by a bound in `is_iterator_of`
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--> $DIR/associated-types-issue-20346.rs:15:34
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LL | fn is_iterator_of<A, I: Iterator<Item=A>>(_: &I) {}
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| ^^^^^^ required by this bound in `is_iterator_of`
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error: aborting due to 1 previous error
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For more information about this error, try `rustc --explain E0271`.
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