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|
error[E0004]: non-exhaustive patterns: `E::B` and `E::C` not covered
--> $DIR/non-exhaustive-defined-here.rs:37:11
|
LL | match e1 {
| ^^ patterns `E::B` and `E::C` not covered
|
note: `E` defined here
--> $DIR/non-exhaustive-defined-here.rs:8:6
|
LL | enum E {
| ^
...
LL | B,
| - not covered
...
LL | C
| - not covered
= note: the matched value is of type `E`
help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern, a match arm with multiple or-patterns as shown, or multiple match arms
|
LL ~ E::A => {},
LL + E::B | E::C => todo!()
|
error[E0005]: refutable pattern in local binding
--> $DIR/non-exhaustive-defined-here.rs:43:9
|
LL | let E::A = e;
| ^^^^ patterns `E::B` and `E::C` not covered
|
= note: `let` bindings require an "irrefutable pattern", like a `struct` or an `enum` with only one variant
= note: for more information, visit https://doc.rust-lang.org/book/ch18-02-refutability.html
note: `E` defined here
--> $DIR/non-exhaustive-defined-here.rs:8:6
|
LL | enum E {
| ^
...
LL | B,
| - not covered
...
LL | C
| - not covered
= note: the matched value is of type `E`
help: you might want to use `if let` to ignore the variants that aren't matched
|
LL | if let E::A = e { todo!() };
| ++ +++++++++++
error[E0004]: non-exhaustive patterns: `&E::B` and `&E::C` not covered
--> $DIR/non-exhaustive-defined-here.rs:52:11
|
LL | match e {
| ^ patterns `&E::B` and `&E::C` not covered
|
note: `E` defined here
--> $DIR/non-exhaustive-defined-here.rs:8:6
|
LL | enum E {
| ^
...
LL | B,
| - not covered
...
LL | C
| - not covered
= note: the matched value is of type `&E`
help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern, a match arm with multiple or-patterns as shown, or multiple match arms
|
LL ~ E::A => {},
LL + &E::B | &E::C => todo!()
|
error[E0005]: refutable pattern in local binding
--> $DIR/non-exhaustive-defined-here.rs:59:9
|
LL | let E::A = e;
| ^^^^ patterns `&E::B` and `&E::C` not covered
|
= note: `let` bindings require an "irrefutable pattern", like a `struct` or an `enum` with only one variant
= note: for more information, visit https://doc.rust-lang.org/book/ch18-02-refutability.html
note: `E` defined here
--> $DIR/non-exhaustive-defined-here.rs:8:6
|
LL | enum E {
| ^
...
LL | B,
| - not covered
...
LL | C
| - not covered
= note: the matched value is of type `&E`
help: you might want to use `if let` to ignore the variants that aren't matched
|
LL | if let E::A = e { todo!() };
| ++ +++++++++++
error[E0004]: non-exhaustive patterns: `&&mut &E::B` and `&&mut &E::C` not covered
--> $DIR/non-exhaustive-defined-here.rs:68:11
|
LL | match e {
| ^ patterns `&&mut &E::B` and `&&mut &E::C` not covered
|
note: `E` defined here
--> $DIR/non-exhaustive-defined-here.rs:8:6
|
LL | enum E {
| ^
...
LL | B,
| - not covered
...
LL | C
| - not covered
= note: the matched value is of type `&&mut &E`
help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern, a match arm with multiple or-patterns as shown, or multiple match arms
|
LL ~ E::A => {},
LL + &&mut &E::B | &&mut &E::C => todo!()
|
error[E0005]: refutable pattern in local binding
--> $DIR/non-exhaustive-defined-here.rs:75:9
|
LL | let E::A = e;
| ^^^^ patterns `&&mut &E::B` and `&&mut &E::C` not covered
|
= note: `let` bindings require an "irrefutable pattern", like a `struct` or an `enum` with only one variant
= note: for more information, visit https://doc.rust-lang.org/book/ch18-02-refutability.html
note: `E` defined here
--> $DIR/non-exhaustive-defined-here.rs:8:6
|
LL | enum E {
| ^
...
LL | B,
| - not covered
...
LL | C
| - not covered
= note: the matched value is of type `&&mut &E`
help: you might want to use `if let` to ignore the variants that aren't matched
|
LL | if let E::A = e { todo!() };
| ++ +++++++++++
error[E0004]: non-exhaustive patterns: `Opt::None` not covered
--> $DIR/non-exhaustive-defined-here.rs:94:11
|
LL | match e {
| ^ pattern `Opt::None` not covered
|
note: `Opt` defined here
--> $DIR/non-exhaustive-defined-here.rs:83:6
|
LL | enum Opt {
| ^^^
...
LL | None,
| ---- not covered
= note: the matched value is of type `Opt`
help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern or an explicit pattern as shown
|
LL ~ Opt::Some(ref _x) => {},
LL + Opt::None => todo!()
|
error[E0005]: refutable pattern in local binding
--> $DIR/non-exhaustive-defined-here.rs:101:9
|
LL | let Opt::Some(ref _x) = e;
| ^^^^^^^^^^^^^^^^^ pattern `Opt::None` not covered
|
= note: `let` bindings require an "irrefutable pattern", like a `struct` or an `enum` with only one variant
= note: for more information, visit https://doc.rust-lang.org/book/ch18-02-refutability.html
note: `Opt` defined here
--> $DIR/non-exhaustive-defined-here.rs:83:6
|
LL | enum Opt {
| ^^^
...
LL | None,
| ---- not covered
= note: the matched value is of type `Opt`
help: you might want to use `let else` to handle the variant that isn't matched
|
LL | let Opt::Some(ref _x) = e else { todo!() };
| ++++++++++++++++
error: aborting due to 8 previous errors
Some errors have detailed explanations: E0004, E0005.
For more information about an error, try `rustc --explain E0004`.
|
