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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-07 05:48:42 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-07 05:48:42 +0000 |
commit | cec1877e180393eba0f6ddb0cf97bf3a791631c7 (patch) | |
tree | 47b4dac2a9dd9a40c30c251b4d4a72d7ccf77e9f /tests/ui/async-await/in-trait/warn.stderr | |
parent | Adding debian version 1.74.1+dfsg1-1. (diff) | |
download | rustc-cec1877e180393eba0f6ddb0cf97bf3a791631c7.tar.xz rustc-cec1877e180393eba0f6ddb0cf97bf3a791631c7.zip |
Merging upstream version 1.75.0+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/async-await/in-trait/warn.stderr')
-rw-r--r-- | tests/ui/async-await/in-trait/warn.stderr | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/tests/ui/async-await/in-trait/warn.stderr b/tests/ui/async-await/in-trait/warn.stderr new file mode 100644 index 000000000..d0278628c --- /dev/null +++ b/tests/ui/async-await/in-trait/warn.stderr @@ -0,0 +1,20 @@ +error: use of `async fn` in public traits is discouraged as auto trait bounds cannot be specified + --> $DIR/warn.rs:6:5 + | +LL | async fn not_send(); + | ^^^^^ + | + = note: you can suppress this lint if you plan to use the trait only in your own code, or do not care about auto traits like `Send` on the `Future` +note: the lint level is defined here + --> $DIR/warn.rs:3:9 + | +LL | #![deny(async_fn_in_trait)] + | ^^^^^^^^^^^^^^^^^ +help: you can alternatively desugar to a normal `fn` that returns `impl Future` and add any desired bounds such as `Send`, but these cannot be relaxed without a breaking API change + | +LL - async fn not_send(); +LL + fn not_send() -> impl std::future::Future<Output = ()> + Send; + | + +error: aborting due to previous error + |