52 lines
1.9 KiB
Plaintext
52 lines
1.9 KiB
Plaintext
error[E0106]: missing lifetime specifier
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--> $DIR/underscore-lifetime-binders.rs:2:17
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LL | struct Baz<'a>(&'_ &'a u8);
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| ^^ expected named lifetime parameter
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help: consider using the `'a` lifetime
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LL | struct Baz<'a>(&'a &'a u8);
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| ~~
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error[E0637]: `'_` cannot be used here
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--> $DIR/underscore-lifetime-binders.rs:4:8
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LL | fn foo<'_>
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| ^^ `'_` is a reserved lifetime name
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error[E0637]: `'_` cannot be used here
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--> $DIR/underscore-lifetime-binders.rs:10:25
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LL | fn meh() -> Box<dyn for<'_> Meh<'_>>
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| ^^ `'_` is a reserved lifetime name
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error[E0106]: missing lifetime specifier
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--> $DIR/underscore-lifetime-binders.rs:10:33
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LL | fn meh() -> Box<dyn for<'_> Meh<'_>>
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| ^^ expected named lifetime parameter
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= help: this function's return type contains a borrowed value, but there is no value for it to be borrowed from
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help: consider using the `'static` lifetime, but this is uncommon unless you're returning a borrowed value from a `const` or a `static`, or if you will only have owned values
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LL | fn meh() -> Box<dyn for<'_> Meh<'static>>
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| ~~~~~~~
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error[E0106]: missing lifetime specifier
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--> $DIR/underscore-lifetime-binders.rs:16:35
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LL | fn foo2(_: &'_ u8, y: &'_ u8) -> &'_ u8 { y }
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| ------ ------ ^^ expected named lifetime parameter
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= help: this function's return type contains a borrowed value, but the signature does not say whether it is borrowed from argument 1 or `y`
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help: consider introducing a named lifetime parameter
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LL | fn foo2<'a>(_: &'a u8, y: &'a u8) -> &'a u8 { y }
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| ++++ ~~ ~~ ~~
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error: aborting due to 5 previous errors
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Some errors have detailed explanations: E0106, E0637.
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For more information about an error, try `rustc --explain E0106`.
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