mirror of https://github.com/rust-lang/rust
28 lines
914 B
Plaintext
28 lines
914 B
Plaintext
error[E0282]: type annotations needed
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--> $DIR/issue-42234-unknown-receiver-type.rs:9:24
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LL | let x: Option<_> = None;
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| ^^^^ cannot infer type of the type parameter `T` declared on the enum `Option`
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LL | x.unwrap().method_that_could_exist_on_some_type();
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| ---------- type must be known at this point
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help: consider specifying the generic argument
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LL | let x: Option<_> = None::<T>;
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| +++++
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error[E0282]: type annotations needed
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--> $DIR/issue-42234-unknown-receiver-type.rs:15:10
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LL | .sum::<_>()
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| ^^^ cannot infer type of the type parameter `S` declared on the method `sum`
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help: consider specifying the generic argument
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LL | .sum::<S>()
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| ~~~~~
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error: aborting due to 2 previous errors
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For more information about this error, try `rustc --explain E0282`.
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