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13 lines
387 B
Rust
13 lines
387 B
Rust
//@ edition:2018
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struct F;
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impl async Fn<()> for F {}
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//~^ ERROR `async` trait implementations are unsupported
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//~| ERROR the precise format of `Fn`-family traits' type parameters is subject to change
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//~| ERROR manual implementations of `Fn` are experimental
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//~| ERROR expected a `FnMut()` closure, found `F`
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//~| ERROR not all trait items implemented, missing: `call`
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fn main() {}
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