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163 lines
5.4 KiB
Plaintext
163 lines
5.4 KiB
Plaintext
error[E0308]: mismatched types
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--> $DIR/as-ref.rs:7:29
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LL | opt.map(|arg| takes_ref(arg));
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| --- --------- ^^^ expected `&Foo`, found `Foo`
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| | |
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| | arguments to this function are incorrect
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| help: consider using `as_ref` instead: `as_ref().map`
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note: function defined here
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--> $DIR/as-ref.rs:3:4
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LL | fn takes_ref(_: &Foo) {}
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| ^^^^^^^^^ -------
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error[E0308]: mismatched types
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--> $DIR/as-ref.rs:8:39
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LL | opt.and_then(|arg| Some(takes_ref(arg)));
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| -------- --------- ^^^ expected `&Foo`, found `Foo`
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| | |
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| | arguments to this function are incorrect
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| help: consider using `as_ref` instead: `as_ref().and_then`
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note: function defined here
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--> $DIR/as-ref.rs:3:4
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LL | fn takes_ref(_: &Foo) {}
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| ^^^^^^^^^ -------
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error[E0308]: mismatched types
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--> $DIR/as-ref.rs:10:29
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LL | opt.map(|arg| takes_ref(arg));
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| --- --------- ^^^ expected `&Foo`, found `Foo`
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| | |
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| | arguments to this function are incorrect
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| help: consider using `as_ref` instead: `as_ref().map`
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note: function defined here
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--> $DIR/as-ref.rs:3:4
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LL | fn takes_ref(_: &Foo) {}
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| ^^^^^^^^^ -------
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error[E0308]: mismatched types
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--> $DIR/as-ref.rs:11:37
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LL | opt.and_then(|arg| Ok(takes_ref(arg)));
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| -------- --------- ^^^ expected `&Foo`, found `Foo`
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| | |
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| | arguments to this function are incorrect
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| help: consider using `as_ref` instead: `as_ref().and_then`
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note: function defined here
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--> $DIR/as-ref.rs:3:4
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LL | fn takes_ref(_: &Foo) {}
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| ^^^^^^^^^ -------
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error[E0308]: mismatched types
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--> $DIR/as-ref.rs:13:29
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LL | let y: Option<&usize> = x;
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| -------------- ^
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| | |
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| | expected `Option<&usize>`, found `&Option<usize>`
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| | help: you can convert from `&Option<T>` to `Option<&T>` using `.as_ref()`: `x.as_ref()`
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| expected due to this
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= note: expected enum `Option<&usize>`
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found reference `&Option<usize>`
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error[E0308]: mismatched types
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--> $DIR/as-ref.rs:15:37
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LL | let y: Result<&usize, &usize> = x;
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| ---------------------- ^ expected `Result<&usize, &usize>`, found `&Result<usize, usize>`
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| |
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| expected due to this
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= note: expected enum `Result<&usize, &usize>`
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found reference `&Result<usize, usize>`
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help: you can convert from `&Result<T, E>` to `Result<&T, &E>` using `.as_ref()`
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LL | let y: Result<&usize, &usize> = x.as_ref();
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| ~~~~~~~~~~
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error[E0308]: mismatched types
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--> $DIR/as-ref.rs:19:36
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LL | let y: Result<&usize, usize> = x;
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| --------------------- ^ expected `Result<&usize, usize>`, found `&Result<usize, usize>`
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| |
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| expected due to this
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= note: expected enum `Result<&usize, usize>`
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found reference `&Result<usize, usize>`
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error[E0308]: mismatched types
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--> $DIR/as-ref.rs:22:42
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LL | multiple_ref_opt.map(|arg| takes_ref(arg));
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| --- --------- ^^^ expected `&Foo`, found `Foo`
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| | |
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| | arguments to this function are incorrect
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| help: consider using `as_ref` instead: `as_ref().map`
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note: function defined here
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--> $DIR/as-ref.rs:3:4
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LL | fn takes_ref(_: &Foo) {}
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| ^^^^^^^^^ -------
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error[E0308]: mismatched types
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--> $DIR/as-ref.rs:23:52
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LL | multiple_ref_opt.and_then(|arg| Some(takes_ref(arg)));
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| -------- --------- ^^^ expected `&Foo`, found `Foo`
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| | |
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| | arguments to this function are incorrect
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| help: consider using `as_ref` instead: `as_ref().and_then`
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note: function defined here
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--> $DIR/as-ref.rs:3:4
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LL | fn takes_ref(_: &Foo) {}
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| ^^^^^^^^^ -------
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error[E0308]: mismatched types
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--> $DIR/as-ref.rs:25:45
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LL | multiple_ref_result.map(|arg| takes_ref(arg));
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| --- --------- ^^^ expected `&Foo`, found `Foo`
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| | |
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| | arguments to this function are incorrect
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| help: consider using `as_ref` instead: `as_ref().map`
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note: function defined here
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--> $DIR/as-ref.rs:3:4
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LL | fn takes_ref(_: &Foo) {}
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| ^^^^^^^^^ -------
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error[E0308]: mismatched types
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--> $DIR/as-ref.rs:26:53
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LL | multiple_ref_result.and_then(|arg| Ok(takes_ref(arg)));
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| -------- --------- ^^^ expected `&Foo`, found `Foo`
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| | |
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| | arguments to this function are incorrect
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| help: consider using `as_ref` instead: `as_ref().and_then`
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note: function defined here
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--> $DIR/as-ref.rs:3:4
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LL | fn takes_ref(_: &Foo) {}
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| ^^^^^^^^^ -------
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error: aborting due to 11 previous errors
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For more information about this error, try `rustc --explain E0308`.
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