mirror of https://github.com/rust-lang/rust
72 lines
2.6 KiB
Plaintext
72 lines
2.6 KiB
Plaintext
error[E0004]: non-exhaustive patterns: `L1::B` not covered
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--> $DIR/non-exhaustive-match.rs:26:25
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LL | let _b = || { match l1 { L1::A => () } };
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| ^^ pattern `L1::B` not covered
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note: `L1` defined here
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--> $DIR/non-exhaustive-match.rs:12:6
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LL | enum L1 { A, B }
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| ^^ - not covered
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= note: the matched value is of type `L1`
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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 | let _b = || { match l1 { L1::A => (), L1::B => todo!() } };
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| ++++++++++++++++++
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error[E0004]: non-exhaustive patterns: type `E1` is non-empty
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--> $DIR/non-exhaustive-match.rs:37:25
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LL | let _d = || { match e1 {} };
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| ^^
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note: `E1` defined here
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--> $DIR/auxiliary/match_non_exhaustive_lib.rs:2:1
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LL | pub enum E1 {}
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| ^^^^^^^^^^^
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= note: the matched value is of type `E1`, which is marked as non-exhaustive
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help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern as shown
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LL ~ let _d = || { match e1 {
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LL + _ => todo!(),
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LL ~ } };
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error[E0004]: non-exhaustive patterns: `_` not covered
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--> $DIR/non-exhaustive-match.rs:39:25
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LL | let _e = || { match e2 { E2::A => (), E2::B => () } };
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| ^^ pattern `_` not covered
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note: `E2` defined here
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--> $DIR/auxiliary/match_non_exhaustive_lib.rs:5:1
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LL | pub enum E2 { A, B }
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| ^^^^^^^^^^^
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= note: the matched value is of type `E2`
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= note: `E2` is marked as non-exhaustive, so a wildcard `_` is necessary to match exhaustively
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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 | let _e = || { match e2 { E2::A => (), E2::B => (), _ => todo!() } };
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| ++++++++++++++
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error[E0505]: cannot move out of `e3` because it is borrowed
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--> $DIR/non-exhaustive-match.rs:46:22
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LL | let _g = || { match e3 { E3::C => (), _ => () } };
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| -- -- borrow occurs due to use in closure
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| |
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| borrow of `e3` occurs here
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LL | let mut mut_e3 = e3;
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| ^^ move out of `e3` occurs here
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LL |
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LL | _g();
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| -- borrow later used here
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error: aborting due to 4 previous errors
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Some errors have detailed explanations: E0004, E0505.
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For more information about an error, try `rustc --explain E0004`.
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