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46 lines
1.3 KiB
Plaintext
46 lines
1.3 KiB
Plaintext
error[E0308]: mismatched types
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--> $DIR/issue-100605.rs:4:18
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LL | takes_option(&None);
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| ------------ ^^^^^ expected `Option<&String>`, found `&Option<_>`
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| |
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| arguments to this function are incorrect
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= note: expected enum `Option<&String>`
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found reference `&Option<_>`
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note: function defined here
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--> $DIR/issue-100605.rs:1:4
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LL | fn takes_option(_arg: Option<&String>) {}
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| ^^^^^^^^^^^^ ---------------------
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help: consider removing the borrow
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LL - takes_option(&None);
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LL + takes_option(None);
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error[E0308]: mismatched types
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--> $DIR/issue-100605.rs:8:18
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LL | takes_option(&res);
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| ------------ ^^^^ expected `Option<&String>`, found `&Option<String>`
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| |
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| arguments to this function are incorrect
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= note: expected enum `Option<&String>`
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found reference `&Option<String>`
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note: function defined here
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--> $DIR/issue-100605.rs:1:4
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LL | fn takes_option(_arg: Option<&String>) {}
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| ^^^^^^^^^^^^ ---------------------
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help: try using `.as_ref()` to convert `&Option<String>` to `Option<&String>`
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LL - takes_option(&res);
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LL + takes_option(res.as_ref());
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error: aborting due to 2 previous errors
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For more information about this error, try `rustc --explain E0308`.
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