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| author | Matthias Krüger <matthias.krueger@famsik.de> | 2022-12-14 10:31:07 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-12-14 10:31:07 +0100 |
| commit | 939880ab7275a779e2a970caa4ca0fa1b7c25b37 (patch) | |
| tree | ce4227c7d2786f2caf9528ddda258b7dc28af159 /src | |
| parent | e5fde968dbbb87e5721ff5da91a49cab88b90b91 (diff) | |
| parent | 19fa5b381c98016f643a9e59c7159c67bae1dd8c (diff) | |
| download | rust-939880ab7275a779e2a970caa4ca0fa1b7c25b37.tar.gz rust-939880ab7275a779e2a970caa4ca0fa1b7c25b37.zip | |
Rollup merge of #105595 - TaKO8Ki:suggest-dereferencing-receiver-argument, r=compiler-errors
Suggest dereferencing receiver arguments properly Fixes #105429
Diffstat (limited to 'src')
3 files changed, 43 insertions, 0 deletions
diff --git a/src/test/ui/traits/suggest-deferences/suggest-dereferencing-receiver-argument.fixed b/src/test/ui/traits/suggest-deferences/suggest-dereferencing-receiver-argument.fixed new file mode 100644 index 00000000000..ea3d1bf853a --- /dev/null +++ b/src/test/ui/traits/suggest-deferences/suggest-dereferencing-receiver-argument.fixed @@ -0,0 +1,14 @@ +// run-rustfix + +struct TargetStruct; + +impl From<usize> for TargetStruct { + fn from(_unchecked: usize) -> Self { + TargetStruct + } +} + +fn main() { + let a = &3; + let _b: TargetStruct = (*a).into(); //~ ERROR the trait bound `TargetStruct: From<&{integer}>` is not satisfied +} diff --git a/src/test/ui/traits/suggest-deferences/suggest-dereferencing-receiver-argument.rs b/src/test/ui/traits/suggest-deferences/suggest-dereferencing-receiver-argument.rs new file mode 100644 index 00000000000..9eda68027b2 --- /dev/null +++ b/src/test/ui/traits/suggest-deferences/suggest-dereferencing-receiver-argument.rs @@ -0,0 +1,14 @@ +// run-rustfix + +struct TargetStruct; + +impl From<usize> for TargetStruct { + fn from(_unchecked: usize) -> Self { + TargetStruct + } +} + +fn main() { + let a = &3; + let _b: TargetStruct = a.into(); //~ ERROR the trait bound `TargetStruct: From<&{integer}>` is not satisfied +} diff --git a/src/test/ui/traits/suggest-deferences/suggest-dereferencing-receiver-argument.stderr b/src/test/ui/traits/suggest-deferences/suggest-dereferencing-receiver-argument.stderr new file mode 100644 index 00000000000..ede31a2c7bc --- /dev/null +++ b/src/test/ui/traits/suggest-deferences/suggest-dereferencing-receiver-argument.stderr @@ -0,0 +1,15 @@ +error[E0277]: the trait bound `TargetStruct: From<&{integer}>` is not satisfied + --> $DIR/suggest-dereferencing-receiver-argument.rs:13:30 + | +LL | let _b: TargetStruct = a.into(); + | ^^^^ the trait `From<&{integer}>` is not implemented for `TargetStruct` + | + = note: required for `&{integer}` to implement `Into<TargetStruct>` +help: consider dereferencing here + | +LL | let _b: TargetStruct = (*a).into(); + | ++ + + +error: aborting due to previous error + +For more information about this error, try `rustc --explain E0277`. |