mirror of https://github.com/rust-lang/rust
77 lines
3.0 KiB
Plaintext
77 lines
3.0 KiB
Plaintext
error[E0277]: a value of type `i32` cannot be built from an iterator over elements of type `i32`
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--> $DIR/type-check-defaults.rs:6:23
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LL | struct WellFormed<Z = Foo<i32, i32>>(Z);
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| ^^^^^^^^^^^^^ value of type `i32` cannot be built from `std::iter::Iterator<Item=i32>`
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= help: the trait `FromIterator<i32>` is not implemented for `i32`
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note: required by a bound in `Foo`
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--> $DIR/type-check-defaults.rs:5:18
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LL | struct Foo<T, U: FromIterator<T>>(T, U);
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| ^^^^^^^^^^^^^^^ required by this bound in `Foo`
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error[E0277]: a value of type `i32` cannot be built from an iterator over elements of type `i32`
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--> $DIR/type-check-defaults.rs:8:38
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LL | struct WellFormedNoBounds<Z:?Sized = Foo<i32, i32>>(Z);
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| ^^^^^^^^^^^^^ value of type `i32` cannot be built from `std::iter::Iterator<Item=i32>`
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= help: the trait `FromIterator<i32>` is not implemented for `i32`
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note: required by a bound in `Foo`
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--> $DIR/type-check-defaults.rs:5:18
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LL | struct Foo<T, U: FromIterator<T>>(T, U);
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| ^^^^^^^^^^^^^^^ required by this bound in `Foo`
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error[E0277]: the trait bound `String: Copy` is not satisfied
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--> $DIR/type-check-defaults.rs:11:17
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LL | struct Bounds<T:Copy=String>(T);
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| ^^^^ the trait `Copy` is not implemented for `String`
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error[E0277]: the trait bound `String: Copy` is not satisfied
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--> $DIR/type-check-defaults.rs:14:42
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LL | struct WhereClause<T=String>(T) where T: Copy;
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| ^^^^ the trait `Copy` is not implemented for `String`
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error[E0277]: the trait bound `String: Copy` is not satisfied
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--> $DIR/type-check-defaults.rs:17:20
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LL | trait TraitBound<T:Copy=String> {}
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| ^^^^ the trait `Copy` is not implemented for `String`
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error[E0277]: the trait bound `T: Copy` is not satisfied
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--> $DIR/type-check-defaults.rs:21:25
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LL | trait Base<T = String>: Super<T> { }
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| ^^^^^^^^ the trait `Copy` is not implemented for `T`
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note: required by a bound in `Super`
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--> $DIR/type-check-defaults.rs:20:16
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LL | trait Super<T: Copy> { }
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| ^^^^ required by this bound in `Super`
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help: consider further restricting type parameter `T`
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LL | trait Base<T = String>: Super<T> where T: std::marker::Copy { }
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| ++++++++++++++++++++++++++
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error[E0277]: cannot add `u8` to `i32`
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--> $DIR/type-check-defaults.rs:24:66
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LL | trait ProjectionPred<T:Iterator = IntoIter<i32>> where T::Item : Add<u8> {}
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| ^^^^^^^ no implementation for `i32 + u8`
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= help: the trait `Add<u8>` is not implemented for `i32`
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= help: the following other types implement trait `Add<Rhs>`:
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<&'a i32 as Add<i32>>
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<&i32 as Add<&i32>>
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<i32 as Add<&i32>>
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<i32 as Add>
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error: aborting due to 7 previous errors
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For more information about this error, try `rustc --explain E0277`.
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