Rename tests and add short test description
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@ -6,6 +6,7 @@ pub fn no_debug() {
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pub fn no_hash() {
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use std::collections::HashSet;
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let mut set = HashSet::new();
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//~^ ERROR arrays only have std trait implementations for lengths 0..=32
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set.insert([0_usize; 33]);
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//~^ ERROR arrays only have std trait implementations for lengths 0..=32
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}
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@ -8,15 +8,24 @@ LL | println!("{:?}", [0_usize; 33]);
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= note: required by `std::fmt::Debug::fmt`
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error[E0277]: arrays only have std trait implementations for lengths 0..=32
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--> $DIR/core-traits-no-impls-length-33.rs:9:16
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--> $DIR/core-traits-no-impls-length-33.rs:10:16
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LL | set.insert([0_usize; 33]);
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| ^^^^^^^^^^^^^ the trait `std::array::LengthAtMost32` is not implemented for `[usize; 33]`
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= note: required because of the requirements on the impl of `std::cmp::Eq` for `[usize; 33]`
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error[E0277]: arrays only have std trait implementations for lengths 0..=32
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--> $DIR/core-traits-no-impls-length-33.rs:8:19
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LL | let mut set = HashSet::new();
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| ^^^^^^^^^^^^ the trait `std::array::LengthAtMost32` is not implemented for `[usize; 33]`
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= note: required because of the requirements on the impl of `std::cmp::Eq` for `[usize; 33]`
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= note: required by `std::collections::HashSet::<T>::new`
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error[E0369]: binary operation `==` cannot be applied to type `[usize; 33]`
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--> $DIR/core-traits-no-impls-length-33.rs:14:19
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--> $DIR/core-traits-no-impls-length-33.rs:15:19
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LL | [0_usize; 33] == [1_usize; 33]
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| ------------- ^^ ------------- [usize; 33]
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@ -26,7 +35,7 @@ LL | [0_usize; 33] == [1_usize; 33]
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= note: an implementation of `std::cmp::PartialEq` might be missing for `[usize; 33]`
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error[E0369]: binary operation `<` cannot be applied to type `[usize; 33]`
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--> $DIR/core-traits-no-impls-length-33.rs:19:19
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--> $DIR/core-traits-no-impls-length-33.rs:20:19
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LL | [0_usize; 33] < [1_usize; 33]
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| ------------- ^ ------------- [usize; 33]
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@ -36,7 +45,7 @@ LL | [0_usize; 33] < [1_usize; 33]
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= note: an implementation of `std::cmp::PartialOrd` might be missing for `[usize; 33]`
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error[E0277]: the trait bound `&[usize; 33]: std::iter::IntoIterator` is not satisfied
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--> $DIR/core-traits-no-impls-length-33.rs:24:14
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--> $DIR/core-traits-no-impls-length-33.rs:25:14
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LL | for _ in &[0_usize; 33] {
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| ^^^^^^^^^^^^^^ the trait `std::iter::IntoIterator` is not implemented for `&[usize; 33]`
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@ -48,7 +57,7 @@ LL | for _ in &[0_usize; 33] {
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<&'a mut [T] as std::iter::IntoIterator>
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= note: required by `std::iter::IntoIterator::into_iter`
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error: aborting due to 5 previous errors
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error: aborting due to 6 previous errors
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Some errors have detailed explanations: E0277, E0369.
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For more information about an error, try `rustc --explain E0277`.
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@ -1,13 +1,15 @@
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// This test checks that errors are showed for lines with `collect` rather than `push` method.
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fn main() {
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let v = vec![1_f64, 2.2_f64];
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let mut fft: Vec<Vec<f64>> = vec![];
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let x1: &[f64] = &v;
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let x2: Vec<f64> = x1.into_iter().collect();
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//~^ ERROR a collection of type
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//~^ ERROR a value of type
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fft.push(x2);
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let x3 = x1.into_iter().collect::<Vec<f64>>();
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//~^ ERROR a collection of type
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//~^ ERROR a value of type
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fft.push(x3);
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}
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@ -0,0 +1,19 @@
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error[E0277]: a value of type `std::vec::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 `std::vec::Vec<f64>` cannot be built from `std::iter::Iterator<Item=&f64>`
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= help: the trait `std::iter::FromIterator<&f64>` is not implemented for `std::vec::Vec<f64>`
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error[E0277]: a value of type `std::vec::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:12:29
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LL | let x3 = x1.into_iter().collect::<Vec<f64>>();
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| ^^^^^^^ value of type `std::vec::Vec<f64>` cannot be built from `std::iter::Iterator<Item=&f64>`
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= help: the trait `std::iter::FromIterator<&f64>` is not implemented for `std::vec::Vec<f64>`
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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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@ -1,19 +0,0 @@
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error[E0277]: a collection of type `std::vec::Vec<f64>` cannot be built from an iterator over elements of type `&f64`
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--> $DIR/issue-66923.rs:6:39
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LL | let x2: Vec<f64> = x1.into_iter().collect();
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| ^^^^^^^ a collection of type `std::vec::Vec<f64>` cannot be built from `std::iter::Iterator<Item=&f64>`
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= help: the trait `std::iter::FromIterator<&f64>` is not implemented for `std::vec::Vec<f64>`
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error[E0277]: a collection of type `std::vec::Vec<f64>` cannot be built from an iterator over elements of type `&f64`
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--> $DIR/issue-66923.rs:10:29
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LL | let x3 = x1.into_iter().collect::<Vec<f64>>();
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| ^^^^^^^ a collection of type `std::vec::Vec<f64>` cannot be built from `std::iter::Iterator<Item=&f64>`
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= help: the trait `std::iter::FromIterator<&f64>` is not implemented for `std::vec::Vec<f64>`
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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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