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Diffstat (limited to 'src/test/ui/span/drop-location-span-error-rust-2021-incompatible-closure-captures-93117.stderr')
| -rw-r--r-- | src/test/ui/span/drop-location-span-error-rust-2021-incompatible-closure-captures-93117.stderr | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/src/test/ui/span/drop-location-span-error-rust-2021-incompatible-closure-captures-93117.stderr b/src/test/ui/span/drop-location-span-error-rust-2021-incompatible-closure-captures-93117.stderr new file mode 100644 index 000000000..50de23229 --- /dev/null +++ b/src/test/ui/span/drop-location-span-error-rust-2021-incompatible-closure-captures-93117.stderr @@ -0,0 +1,93 @@ +error: this file contains an unclosed delimiter + --> $DIR/drop-location-span-error-rust-2021-incompatible-closure-captures-93117.rs:18:53 + | +LL | trait C{async fn new(val: T) {} + | - unclosed delimiter +... +LL | + | ^ + +error[E0670]: `async fn` is not permitted in Rust 2015 + --> $DIR/drop-location-span-error-rust-2021-incompatible-closure-captures-93117.rs:6:5 + | +LL | async fn create(path: impl AsRef<std::path::Path>) { + | ^^^^^ to use `async fn`, switch to Rust 2018 or later + | + = help: pass `--edition 2021` to `rustc` + = note: for more on editions, read https://doc.rust-lang.org/edition-guide + +error[E0670]: `async fn` is not permitted in Rust 2015 + --> $DIR/drop-location-span-error-rust-2021-incompatible-closure-captures-93117.rs:13:9 + | +LL | trait C{async fn new(val: T) {} + | ^^^^^ to use `async fn`, switch to Rust 2018 or later + | + = help: pass `--edition 2021` to `rustc` + = note: for more on editions, read https://doc.rust-lang.org/edition-guide + +error[E0706]: functions in traits cannot be declared `async` + --> $DIR/drop-location-span-error-rust-2021-incompatible-closure-captures-93117.rs:13:9 + | +LL | trait C{async fn new(val: T) {} + | -----^^^^^^^^^^^^^^^^^^ + | | + | `async` because of this + | + = note: `async` trait functions are not currently supported + = note: consider using the `async-trait` crate: https://crates.io/crates/async-trait + +error[E0423]: expected function, found module `crate` + --> $DIR/drop-location-span-error-rust-2021-incompatible-closure-captures-93117.rs:9:5 + | +LL | crate(move || {} ).await + | ^^^^^ not a function + +error[E0412]: cannot find type `T` in this scope + --> $DIR/drop-location-span-error-rust-2021-incompatible-closure-captures-93117.rs:13:27 + | +LL | pub struct A {} + | ------------ similarly named struct `A` defined here +... +LL | trait C{async fn new(val: T) {} + | ^ help: a struct with a similar name exists: `A` + +warning: changes to closure capture in Rust 2021 will affect drop order + --> $DIR/drop-location-span-error-rust-2021-incompatible-closure-captures-93117.rs:6:57 + | +LL | async fn create(path: impl AsRef<std::path::Path>) { + | _____________________----_____________________________-__^ + | | | | + | | | in Rust 2018, `path` is dropped here along with the closure, but in Rust 2021 `path` is not part of the closure + | | in Rust 2018, this causes the closure to capture `path`, but in Rust 2021, it has no effect +LL | | +LL | | ; +LL | | crate(move || {} ).await +LL | | } + | |_____^ + | + = note: requested on the command line with `-W rust-2021-incompatible-closure-captures` + = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/disjoint-capture-in-closures.html> +help: add a dummy let to cause `path` to be fully captured + | +LL | async fn create(path: impl AsRef<std::path::Path>) { let _ = &path; + | ++++++++++++++ + +warning: changes to closure capture in Rust 2021 will affect drop order + --> $DIR/drop-location-span-error-rust-2021-incompatible-closure-captures-93117.rs:13:30 + | +LL | trait C{async fn new(val: T) {} + | --- - ^^ + | | | + | | in Rust 2018, `val` is dropped here along with the closure, but in Rust 2021 `val` is not part of the closure + | in Rust 2018, this causes the closure to capture `val`, but in Rust 2021, it has no effect + | + = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/disjoint-capture-in-closures.html> +help: add a dummy let to cause `val` to be fully captured + | +LL | trait C{async fn new(val: T) { let _ = &val;} + | +++++++++++++ + +error: aborting due to 6 previous errors; 2 warnings emitted + +Some errors have detailed explanations: E0412, E0423, E0670, E0706. +For more information about an error, try `rustc --explain E0412`. |