mirror of https://github.com/rust-lang/rust
45 lines
2.2 KiB
Plaintext
45 lines
2.2 KiB
Plaintext
error[E0277]: a value of type `Vec<f64>` cannot be built from an iterator over elements of type `&f64`
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--> $DIR/issue-66923-show-error-for-correct-call.rs:8:39
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LL | let x2: Vec<f64> = x1.into_iter().collect();
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| ^^^^^^^ value of type `Vec<f64>` cannot be built from `std::iter::Iterator<Item=&f64>`
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= help: the trait `FromIterator<&f64>` is not implemented for `Vec<f64>`
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= help: the trait `FromIterator<f64>` is implemented for `Vec<f64>`
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= help: for that trait implementation, expected `f64`, found `&f64`
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note: the method call chain might not have had the expected associated types
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--> $DIR/issue-66923-show-error-for-correct-call.rs:8:27
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LL | let x1: &[f64] = &v;
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| -- this expression has type `&Vec<f64>`
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LL | let x2: Vec<f64> = x1.into_iter().collect();
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| ^^^^^^^^^^^ `Iterator::Item` is `&f64` here
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note: required by a bound in `collect`
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--> $SRC_DIR/core/src/iter/traits/iterator.rs:LL:COL
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error[E0277]: a value of type `Vec<f64>` cannot be built from an iterator over elements of type `&f64`
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--> $DIR/issue-66923-show-error-for-correct-call.rs:12:39
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LL | let x3 = x1.into_iter().collect::<Vec<f64>>();
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| ------- ^^^^^^^^ value of type `Vec<f64>` cannot be built from `std::iter::Iterator<Item=&f64>`
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| |
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| required by a bound introduced by this call
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= help: the trait `FromIterator<&f64>` is not implemented for `Vec<f64>`
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= help: the trait `FromIterator<f64>` is implemented for `Vec<f64>`
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= help: for that trait implementation, expected `f64`, found `&f64`
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note: the method call chain might not have had the expected associated types
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--> $DIR/issue-66923-show-error-for-correct-call.rs:12:17
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LL | let x1: &[f64] = &v;
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| -- this expression has type `&Vec<f64>`
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...
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LL | let x3 = x1.into_iter().collect::<Vec<f64>>();
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| ^^^^^^^^^^^ `Iterator::Item` is `&f64` here
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note: required by a bound in `collect`
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--> $SRC_DIR/core/src/iter/traits/iterator.rs:LL:COL
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error: aborting due to 2 previous errors
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For more information about this error, try `rustc --explain E0277`.
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