mirror of https://github.com/rust-lang/rust
42 lines
1.4 KiB
Plaintext
42 lines
1.4 KiB
Plaintext
error[E0670]: `async fn` is not permitted in Rust 2015
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--> $DIR/async-block-2015.rs:1:1
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LL | async fn foo() {
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| ^^^^^ to use `async fn`, switch to Rust 2018 or later
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= help: pass `--edition 2021` to `rustc`
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= note: for more on editions, read https://doc.rust-lang.org/edition-guide
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error: expected identifier, found keyword `let`
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--> $DIR/async-block-2015.rs:11:9
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LL | let y = async {
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| ----- `async` blocks are only allowed in Rust 2018 or later
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LL | let x = 42;
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| ^^^ expected identifier, found keyword
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= help: pass `--edition 2021` to `rustc`
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= note: for more on editions, read https://doc.rust-lang.org/edition-guide
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error: expected identifier, found `42`
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--> $DIR/async-block-2015.rs:19:9
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LL | let z = async {
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| ----- `async` blocks are only allowed in Rust 2018 or later
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LL | 42
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| ^^ expected identifier
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= help: pass `--edition 2021` to `rustc`
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= note: for more on editions, read https://doc.rust-lang.org/edition-guide
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error[E0422]: cannot find struct, variant or union type `async` in this scope
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--> $DIR/async-block-2015.rs:7:13
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LL | let x = async {};
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| ^^^^^ `async` blocks are only allowed in Rust 2018 or later
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error: aborting due to 4 previous errors
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Some errors have detailed explanations: E0422, E0670.
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For more information about an error, try `rustc --explain E0422`.
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