error: unreachable pattern --> $DIR/empty-match.rs:58:9 | LL | _ => {}, | ^ | note: the lint level is defined here --> $DIR/empty-match.rs:8:9 | LL | #![deny(unreachable_patterns)] | ^^^^^^^^^^^^^^^^^^^^ error: unreachable pattern --> $DIR/empty-match.rs:61:9 | LL | _ if false => {}, | ^ error: unreachable pattern --> $DIR/empty-match.rs:68:9 | LL | _ => {}, | ^ error: unreachable pattern --> $DIR/empty-match.rs:71:9 | LL | _ if false => {}, | ^ error[E0005]: refutable pattern in local binding --> $DIR/empty-match.rs:76:9 | LL | let None = x; | ^^^^ pattern `Some(_)` 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: the matched value is of type `Option` help: you might want to use `if let` to ignore the variant that isn't matched | LL | if let None = x { todo!() }; | ++ +++++++++++ error: unreachable pattern --> $DIR/empty-match.rs:88:9 | LL | _ => {}, | ^ error: unreachable pattern --> $DIR/empty-match.rs:91:9 | LL | _ if false => {}, | ^ error[E0004]: non-exhaustive patterns: type `u8` is non-empty --> $DIR/empty-match.rs:109:20 | LL | match_no_arms!(0u8); | ^^^ | = note: the matched value is of type `u8` = help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern error[E0004]: non-exhaustive patterns: type `NonEmptyStruct1` is non-empty --> $DIR/empty-match.rs:111:20 | LL | match_no_arms!(NonEmptyStruct1); | ^^^^^^^^^^^^^^^ | note: `NonEmptyStruct1` defined here --> $DIR/empty-match.rs:15:8 | LL | struct NonEmptyStruct1; | ^^^^^^^^^^^^^^^ = note: the matched value is of type `NonEmptyStruct1` = help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern error[E0004]: non-exhaustive patterns: type `NonEmptyStruct2` is non-empty --> $DIR/empty-match.rs:113:20 | LL | match_no_arms!(NonEmptyStruct2(true)); | ^^^^^^^^^^^^^^^^^^^^^ | note: `NonEmptyStruct2` defined here --> $DIR/empty-match.rs:18:8 | LL | struct NonEmptyStruct2(bool); | ^^^^^^^^^^^^^^^ = note: the matched value is of type `NonEmptyStruct2` = help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern error[E0004]: non-exhaustive patterns: type `NonEmptyUnion1` is non-empty --> $DIR/empty-match.rs:115:20 | LL | match_no_arms!((NonEmptyUnion1 { foo: () })); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | note: `NonEmptyUnion1` defined here --> $DIR/empty-match.rs:21:7 | LL | union NonEmptyUnion1 { | ^^^^^^^^^^^^^^ = note: the matched value is of type `NonEmptyUnion1` = help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern error[E0004]: non-exhaustive patterns: type `NonEmptyUnion2` is non-empty --> $DIR/empty-match.rs:117:20 | LL | match_no_arms!((NonEmptyUnion2 { foo: () })); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | note: `NonEmptyUnion2` defined here --> $DIR/empty-match.rs:26:7 | LL | union NonEmptyUnion2 { | ^^^^^^^^^^^^^^ = note: the matched value is of type `NonEmptyUnion2` = help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern error[E0004]: non-exhaustive patterns: `NonEmptyEnum1::Foo(_)` not covered --> $DIR/empty-match.rs:119:20 | LL | match_no_arms!(NonEmptyEnum1::Foo(true)); | ^^^^^^^^^^^^^^^^^^^^^^^^ pattern `NonEmptyEnum1::Foo(_)` not covered | note: `NonEmptyEnum1` defined here --> $DIR/empty-match.rs:33:5 | LL | enum NonEmptyEnum1 { | ------------- LL | Foo(bool), | ^^^ not covered = note: the matched value is of type `NonEmptyEnum1` = help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern or an explicit pattern error[E0004]: non-exhaustive patterns: `NonEmptyEnum2::Foo(_)` and `NonEmptyEnum2::Bar` not covered --> $DIR/empty-match.rs:122:20 | LL | match_no_arms!(NonEmptyEnum2::Foo(true)); | ^^^^^^^^^^^^^^^^^^^^^^^^ patterns `NonEmptyEnum2::Foo(_)` and `NonEmptyEnum2::Bar` not covered | note: `NonEmptyEnum2` defined here --> $DIR/empty-match.rs:40:5 | LL | enum NonEmptyEnum2 { | ------------- LL | Foo(bool), | ^^^ not covered ... LL | Bar, | ^^^ not covered = note: the matched value is of type `NonEmptyEnum2` = help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern or multiple match arms error[E0004]: non-exhaustive patterns: `NonEmptyEnum5::V1`, `NonEmptyEnum5::V2`, `NonEmptyEnum5::V3` and 2 more not covered --> $DIR/empty-match.rs:125:20 | LL | match_no_arms!(NonEmptyEnum5::V1); | ^^^^^^^^^^^^^^^^^ patterns `NonEmptyEnum5::V1`, `NonEmptyEnum5::V2`, `NonEmptyEnum5::V3` and 2 more not covered | note: `NonEmptyEnum5` defined here --> $DIR/empty-match.rs:49:6 | LL | enum NonEmptyEnum5 { | ^^^^^^^^^^^^^ = note: the matched value is of type `NonEmptyEnum5` = help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern or multiple match arms error[E0004]: non-exhaustive patterns: `_` not covered --> $DIR/empty-match.rs:129:24 | LL | match_guarded_arm!(0u8); | ^^^ pattern `_` not covered | = note: the matched value is of type `u8` = note: match arms with guards don't count towards exhaustivity 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 ~ _ if false => {}, LL + _ => todo!() | error[E0004]: non-exhaustive patterns: `NonEmptyStruct1` not covered --> $DIR/empty-match.rs:134:24 | LL | match_guarded_arm!(NonEmptyStruct1); | ^^^^^^^^^^^^^^^ pattern `NonEmptyStruct1` not covered | note: `NonEmptyStruct1` defined here --> $DIR/empty-match.rs:15:8 | LL | struct NonEmptyStruct1; | ^^^^^^^^^^^^^^^ = note: the matched value is of type `NonEmptyStruct1` = note: match arms with guards don't count towards exhaustivity 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 ~ _ if false => {}, LL + NonEmptyStruct1 => todo!() | error[E0004]: non-exhaustive patterns: `NonEmptyStruct2(_)` not covered --> $DIR/empty-match.rs:139:24 | LL | match_guarded_arm!(NonEmptyStruct2(true)); | ^^^^^^^^^^^^^^^^^^^^^ pattern `NonEmptyStruct2(_)` not covered | note: `NonEmptyStruct2` defined here --> $DIR/empty-match.rs:18:8 | LL | struct NonEmptyStruct2(bool); | ^^^^^^^^^^^^^^^ = note: the matched value is of type `NonEmptyStruct2` = note: match arms with guards don't count towards exhaustivity 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 ~ _ if false => {}, LL + NonEmptyStruct2(_) => todo!() | error[E0004]: non-exhaustive patterns: `NonEmptyUnion1 { .. }` not covered --> $DIR/empty-match.rs:144:24 | LL | match_guarded_arm!((NonEmptyUnion1 { foo: () })); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ pattern `NonEmptyUnion1 { .. }` not covered | note: `NonEmptyUnion1` defined here --> $DIR/empty-match.rs:21:7 | LL | union NonEmptyUnion1 { | ^^^^^^^^^^^^^^ = note: the matched value is of type `NonEmptyUnion1` = note: match arms with guards don't count towards exhaustivity 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 ~ _ if false => {}, LL + NonEmptyUnion1 { .. } => todo!() | error[E0004]: non-exhaustive patterns: `NonEmptyUnion2 { .. }` not covered --> $DIR/empty-match.rs:149:24 | LL | match_guarded_arm!((NonEmptyUnion2 { foo: () })); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ pattern `NonEmptyUnion2 { .. }` not covered | note: `NonEmptyUnion2` defined here --> $DIR/empty-match.rs:26:7 | LL | union NonEmptyUnion2 { | ^^^^^^^^^^^^^^ = note: the matched value is of type `NonEmptyUnion2` = note: match arms with guards don't count towards exhaustivity 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 ~ _ if false => {}, LL + NonEmptyUnion2 { .. } => todo!() | error[E0004]: non-exhaustive patterns: `NonEmptyEnum1::Foo(_)` not covered --> $DIR/empty-match.rs:154:24 | LL | match_guarded_arm!(NonEmptyEnum1::Foo(true)); | ^^^^^^^^^^^^^^^^^^^^^^^^ pattern `NonEmptyEnum1::Foo(_)` not covered | note: `NonEmptyEnum1` defined here --> $DIR/empty-match.rs:33:5 | LL | enum NonEmptyEnum1 { | ------------- LL | Foo(bool), | ^^^ not covered = note: the matched value is of type `NonEmptyEnum1` = note: match arms with guards don't count towards exhaustivity 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 ~ _ if false => {}, LL + NonEmptyEnum1::Foo(_) => todo!() | error[E0004]: non-exhaustive patterns: `NonEmptyEnum2::Foo(_)` and `NonEmptyEnum2::Bar` not covered --> $DIR/empty-match.rs:159:24 | LL | match_guarded_arm!(NonEmptyEnum2::Foo(true)); | ^^^^^^^^^^^^^^^^^^^^^^^^ patterns `NonEmptyEnum2::Foo(_)` and `NonEmptyEnum2::Bar` not covered | note: `NonEmptyEnum2` defined here --> $DIR/empty-match.rs:40:5 | LL | enum NonEmptyEnum2 { | ------------- LL | Foo(bool), | ^^^ not covered ... LL | Bar, | ^^^ not covered = note: the matched value is of type `NonEmptyEnum2` = note: match arms with guards don't count towards exhaustivity 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 ~ _ if false => {}, LL + NonEmptyEnum2::Foo(_) | NonEmptyEnum2::Bar => todo!() | error[E0004]: non-exhaustive patterns: `NonEmptyEnum5::V1`, `NonEmptyEnum5::V2`, `NonEmptyEnum5::V3` and 2 more not covered --> $DIR/empty-match.rs:164:24 | LL | match_guarded_arm!(NonEmptyEnum5::V1); | ^^^^^^^^^^^^^^^^^ patterns `NonEmptyEnum5::V1`, `NonEmptyEnum5::V2`, `NonEmptyEnum5::V3` and 2 more not covered | note: `NonEmptyEnum5` defined here --> $DIR/empty-match.rs:49:6 | LL | enum NonEmptyEnum5 { | ^^^^^^^^^^^^^ = note: the matched value is of type `NonEmptyEnum5` = note: match arms with guards don't count towards exhaustivity help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern as shown, or multiple match arms | LL ~ _ if false => {}, LL + _ => todo!() | error: aborting due to 23 previous errors Some errors have detailed explanations: E0004, E0005. For more information about an error, try `rustc --explain E0004`.