New upstream version 1.44.1+dfsg1

[rustc.git] / src / test / ui / pattern / usefulness / match-empty.stderr

error[E0004]: non-exhaustive patterns: `_` not covered
  --> $DIR/match-empty.rs:45:18
   |
LL | enum Foo {}
   | ----------- `Foo` defined here
...
LL |     match_false!(x); // Not detected as unreachable nor exhaustive.
   |                  ^ pattern `_` not covered
   |
   = help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
   = note: the matched value is of type `Foo`

error[E0004]: non-exhaustive patterns: type `u8` is non-empty
  --> $DIR/match-empty.rs:63:18
   |
LL |     match_empty!(0u8);
   |                  ^^^
   |
   = help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
   = note: the matched value is of type `u8`

error[E0004]: non-exhaustive patterns: type `NonEmptyStruct` is non-empty
  --> $DIR/match-empty.rs:65:18
   |
LL | struct NonEmptyStruct(bool);
   | ---------------------------- `NonEmptyStruct` defined here
...
LL |     match_empty!(NonEmptyStruct(true));
   |                  ^^^^^^^^^^^^^^^^^^^^
   |
   = help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
   = note: the matched value is of type `NonEmptyStruct`

error[E0004]: non-exhaustive patterns: type `NonEmptyUnion1` is non-empty
  --> $DIR/match-empty.rs:67:18
   |
LL | / union NonEmptyUnion1 {
LL | |     foo: (),
LL | | }
   | |_- `NonEmptyUnion1` defined here
...
LL |       match_empty!((NonEmptyUnion1 { foo: () }));
   |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
   = note: the matched value is of type `NonEmptyUnion1`

error[E0004]: non-exhaustive patterns: type `NonEmptyUnion2` is non-empty
  --> $DIR/match-empty.rs:69:18
   |
LL | / union NonEmptyUnion2 {
LL | |     foo: (),
LL | |     bar: (),
LL | | }
   | |_- `NonEmptyUnion2` defined here
...
LL |       match_empty!((NonEmptyUnion2 { foo: () }));
   |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
   = note: the matched value is of type `NonEmptyUnion2`

error[E0004]: non-exhaustive patterns: `Foo(_)` not covered
  --> $DIR/match-empty.rs:71:18
   |
LL | / enum NonEmptyEnum1 {
LL | |     Foo(bool),
   | |     --- not covered
LL | |
LL | |
LL | | }
   | |_- `NonEmptyEnum1` defined here
...
LL |       match_empty!(NonEmptyEnum1::Foo(true));
   |                    ^^^^^^^^^^^^^^^^^^^^^^^^ pattern `Foo(_)` not covered
   |
   = help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
   = note: the matched value is of type `NonEmptyEnum1`

error[E0004]: non-exhaustive patterns: `Foo(_)` and `Bar` not covered
  --> $DIR/match-empty.rs:73:18
   |
LL | / enum NonEmptyEnum2 {
LL | |     Foo(bool),
   | |     --- not covered
LL | |
LL | |
LL | |     Bar,
   | |     --- not covered
LL | |
LL | |
LL | | }
   | |_- `NonEmptyEnum2` defined here
...
LL |       match_empty!(NonEmptyEnum2::Foo(true));
   |                    ^^^^^^^^^^^^^^^^^^^^^^^^ patterns `Foo(_)` and `Bar` not covered
   |
   = help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
   = note: the matched value is of type `NonEmptyEnum2`

error[E0004]: non-exhaustive patterns: `V1`, `V2`, `V3` and 2 more not covered
  --> $DIR/match-empty.rs:75:18
   |
LL | / enum NonEmptyEnum5 {
LL | |     V1, V2, V3, V4, V5,
LL | | }
   | |_- `NonEmptyEnum5` defined here
...
LL |       match_empty!(NonEmptyEnum5::V1);
   |                    ^^^^^^^^^^^^^^^^^ patterns `V1`, `V2`, `V3` and 2 more not covered
   |
   = help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
   = note: the matched value is of type `NonEmptyEnum5`

error[E0004]: non-exhaustive patterns: `_` not covered
  --> $DIR/match-empty.rs:78:18
   |
LL |     match_false!(0u8);
   |                  ^^^ pattern `_` not covered
   |
   = help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
   = note: the matched value is of type `u8`

error[E0004]: non-exhaustive patterns: `NonEmptyStruct(_)` not covered
  --> $DIR/match-empty.rs:80:18
   |
LL | struct NonEmptyStruct(bool);
   | ---------------------------- `NonEmptyStruct` defined here
...
LL |     match_false!(NonEmptyStruct(true));
   |                  ^^^^^^^^^^^^^^^^^^^^ pattern `NonEmptyStruct(_)` not covered
   |
   = help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
   = note: the matched value is of type `NonEmptyStruct`

error[E0004]: non-exhaustive patterns: `NonEmptyUnion1 { .. }` not covered
  --> $DIR/match-empty.rs:82:18
   |
LL | / union NonEmptyUnion1 {
LL | |     foo: (),
LL | | }
   | |_- `NonEmptyUnion1` defined here
...
LL |       match_false!((NonEmptyUnion1 { foo: () }));
   |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ pattern `NonEmptyUnion1 { .. }` not covered
   |
   = help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
   = note: the matched value is of type `NonEmptyUnion1`

error[E0004]: non-exhaustive patterns: `NonEmptyUnion2 { .. }` not covered
  --> $DIR/match-empty.rs:84:18
   |
LL | / union NonEmptyUnion2 {
LL | |     foo: (),
LL | |     bar: (),
LL | | }
   | |_- `NonEmptyUnion2` defined here
...
LL |       match_false!((NonEmptyUnion2 { foo: () }));
   |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ pattern `NonEmptyUnion2 { .. }` not covered
   |
   = help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
   = note: the matched value is of type `NonEmptyUnion2`

error[E0004]: non-exhaustive patterns: `Foo(_)` not covered
  --> $DIR/match-empty.rs:86:18
   |
LL | / enum NonEmptyEnum1 {
LL | |     Foo(bool),
   | |     --- not covered
LL | |
LL | |
LL | | }
   | |_- `NonEmptyEnum1` defined here
...
LL |       match_false!(NonEmptyEnum1::Foo(true));
   |                    ^^^^^^^^^^^^^^^^^^^^^^^^ pattern `Foo(_)` not covered
   |
   = help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
   = note: the matched value is of type `NonEmptyEnum1`

error[E0004]: non-exhaustive patterns: `Foo(_)` and `Bar` not covered
  --> $DIR/match-empty.rs:88:18
   |
LL | / enum NonEmptyEnum2 {
LL | |     Foo(bool),
   | |     --- not covered
LL | |
LL | |
LL | |     Bar,
   | |     --- not covered
LL | |
LL | |
LL | | }
   | |_- `NonEmptyEnum2` defined here
...
LL |       match_false!(NonEmptyEnum2::Foo(true));
   |                    ^^^^^^^^^^^^^^^^^^^^^^^^ patterns `Foo(_)` and `Bar` not covered
   |
   = help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
   = note: the matched value is of type `NonEmptyEnum2`

error[E0004]: non-exhaustive patterns: `V1`, `V2`, `V3` and 2 more not covered
  --> $DIR/match-empty.rs:90:18
   |
LL | / enum NonEmptyEnum5 {
LL | |     V1, V2, V3, V4, V5,
LL | | }
   | |_- `NonEmptyEnum5` defined here
...
LL |       match_false!(NonEmptyEnum5::V1);
   |                    ^^^^^^^^^^^^^^^^^ patterns `V1`, `V2`, `V3` and 2 more not covered
   |
   = help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
   = note: the matched value is of type `NonEmptyEnum5`

error: aborting due to 15 previous errors

For more information about this error, try `rustc --explain E0004`.