mirror of https://github.com/rust-lang/rust
65 lines
1.4 KiB
Plaintext
65 lines
1.4 KiB
Plaintext
error: unused implementer of `Future` that must be used
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--> $DIR/unused-async.rs:31:5
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LL | foo();
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| ^^^^^
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= note: futures do nothing unless you `.await` or poll them
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note: the lint level is defined here
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--> $DIR/unused-async.rs:2:9
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LL | #![deny(unused_must_use)]
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| ^^^^^^^^^^^^^^^
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error: unused return value of `foo` that must be used
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--> $DIR/unused-async.rs:31:5
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LL | foo();
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| ^^^^^
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help: use `let _ = ...` to ignore the resulting value
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LL | let _ = foo();
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| +++++++
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error: unused output of future returned by `foo` that must be used
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--> $DIR/unused-async.rs:33:5
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LL | foo().await;
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| ^^^^^^^^^^^
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help: use `let _ = ...` to ignore the resulting value
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LL | let _ = foo().await;
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| +++++++
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error: unused implementer of `Future` that must be used
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--> $DIR/unused-async.rs:34:5
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LL | bar();
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| ^^^^^
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= note: futures do nothing unless you `.await` or poll them
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error: unused return value of `bar` that must be used
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--> $DIR/unused-async.rs:34:5
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LL | bar();
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| ^^^^^
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help: use `let _ = ...` to ignore the resulting value
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LL | let _ = bar();
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| +++++++
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error: unused implementer of `Future` that must be used
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--> $DIR/unused-async.rs:37:5
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LL | baz();
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| ^^^^^
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= note: futures do nothing unless you `.await` or poll them
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error: aborting due to 6 previous errors
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