mirror of https://github.com/rust-lang/rust
36 lines
1.1 KiB
Plaintext
36 lines
1.1 KiB
Plaintext
error[E0004]: non-exhaustive patterns: `None` not covered
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--> $DIR/exhaustive.rs:5:11
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LL | match x {
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| ^ pattern `None` not covered
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note: `Option<u32>` defined here
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--> $SRC_DIR/core/src/option.rs:LL:COL
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::: $SRC_DIR/core/src/option.rs:LL:COL
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= note: not covered
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= note: the matched value is of type `Option<u32>`
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help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern or an explicit pattern as shown
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LL ~ None if let y = x => {},
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LL + None => todo!()
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error[E0004]: non-exhaustive patterns: `()` not covered
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--> $DIR/exhaustive.rs:14:11
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LL | match x {
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| ^ pattern `()` not covered
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= note: the matched value is of type `()`
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= note: match arms with guards don't count towards exhaustivity
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help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern or an explicit pattern as shown
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LL ~ y if let z = y => {},
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LL + () => todo!()
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error: aborting due to 2 previous errors
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For more information about this error, try `rustc --explain E0004`.
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