2018-12-16 21:21:47 -06:00
|
|
|
error[E0004]: non-exhaustive patterns: `A` not covered
|
2018-12-25 09:56:47 -06:00
|
|
|
--> $DIR/non-exhaustive-match.rs:8:11
|
2018-08-08 07:28:26 -05:00
|
|
|
|
|
Point at enum definition when match patterns are not exhaustive
```
error[E0004]: non-exhaustive patterns: type `X` is non-empty
--> file.rs:9:11
|
1 | / enum X {
2 | | A,
| | - variant not covered
3 | | B,
| | - variant not covered
4 | | C,
| | - variant not covered
5 | | }
| |_- `X` defined here
...
9 | match x {
| ^
|
= help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
error[E0004]: non-exhaustive patterns: `B` and `C` not covered
--> file.rs:11:11
|
1 | / enum X {
2 | | A,
3 | | B,
4 | | C,
| | - not covered
5 | | }
| |_- `X` defined here
...
11 | match x {
| ^ patterns `C` not covered
```
When a match expression doesn't have patterns covering every variant,
point at the enum's definition span. On a best effort basis, point at the
variant(s) that are missing. This does not handle the case when the missing
pattern is due to a field's enum variants:
```
enum E1 {
A,
B,
C,
}
enum E2 {
A(E1),
B,
}
fn foo() {
match E2::A(E1::A) {
E2::A(E1::B) => {}
E2::B => {}
}
//~^ ERROR `E2::A(E1::A)` and `E2::A(E1::C)` not handled
}
```
Unify look between match with no arms and match with some missing patterns.
Fix #37518.
2019-02-10 07:12:00 -06:00
|
|
|
LL | enum T { A, B }
|
|
|
|
|
| ---------------
|
|
|
|
|
| | |
|
|
|
|
|
| | not covered
|
|
|
|
|
| `T` defined here
|
|
|
|
|
...
|
2018-12-16 21:21:47 -06:00
|
|
|
LL | match x { T::B => { } } //~ ERROR non-exhaustive patterns: `A` not covered
|
|
|
|
|
| ^ pattern `A` not covered
|
Point at enum definition when match patterns are not exhaustive
```
error[E0004]: non-exhaustive patterns: type `X` is non-empty
--> file.rs:9:11
|
1 | / enum X {
2 | | A,
| | - variant not covered
3 | | B,
| | - variant not covered
4 | | C,
| | - variant not covered
5 | | }
| |_- `X` defined here
...
9 | match x {
| ^
|
= help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
error[E0004]: non-exhaustive patterns: `B` and `C` not covered
--> file.rs:11:11
|
1 | / enum X {
2 | | A,
3 | | B,
4 | | C,
| | - not covered
5 | | }
| |_- `X` defined here
...
11 | match x {
| ^ patterns `C` not covered
```
When a match expression doesn't have patterns covering every variant,
point at the enum's definition span. On a best effort basis, point at the
variant(s) that are missing. This does not handle the case when the missing
pattern is due to a field's enum variants:
```
enum E1 {
A,
B,
C,
}
enum E2 {
A(E1),
B,
}
fn foo() {
match E2::A(E1::A) {
E2::A(E1::B) => {}
E2::B => {}
}
//~^ ERROR `E2::A(E1::A)` and `E2::A(E1::C)` not handled
}
```
Unify look between match with no arms and match with some missing patterns.
Fix #37518.
2019-02-10 07:12:00 -06:00
|
|
|
|
|
|
|
|
|
= help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
|
2018-08-08 07:28:26 -05:00
|
|
|
|
|
|
|
|
error[E0004]: non-exhaustive patterns: `false` not covered
|
2018-12-25 09:56:47 -06:00
|
|
|
--> $DIR/non-exhaustive-match.rs:9:11
|
2018-08-08 07:28:26 -05:00
|
|
|
|
|
|
|
|
|
LL | match true { //~ ERROR non-exhaustive patterns: `false` not covered
|
|
|
|
|
| ^^^^ pattern `false` not covered
|
Point at enum definition when match patterns are not exhaustive
```
error[E0004]: non-exhaustive patterns: type `X` is non-empty
--> file.rs:9:11
|
1 | / enum X {
2 | | A,
| | - variant not covered
3 | | B,
| | - variant not covered
4 | | C,
| | - variant not covered
5 | | }
| |_- `X` defined here
...
9 | match x {
| ^
|
= help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
error[E0004]: non-exhaustive patterns: `B` and `C` not covered
--> file.rs:11:11
|
1 | / enum X {
2 | | A,
3 | | B,
4 | | C,
| | - not covered
5 | | }
| |_- `X` defined here
...
11 | match x {
| ^ patterns `C` not covered
```
When a match expression doesn't have patterns covering every variant,
point at the enum's definition span. On a best effort basis, point at the
variant(s) that are missing. This does not handle the case when the missing
pattern is due to a field's enum variants:
```
enum E1 {
A,
B,
C,
}
enum E2 {
A(E1),
B,
}
fn foo() {
match E2::A(E1::A) {
E2::A(E1::B) => {}
E2::B => {}
}
//~^ ERROR `E2::A(E1::A)` and `E2::A(E1::C)` not handled
}
```
Unify look between match with no arms and match with some missing patterns.
Fix #37518.
2019-02-10 07:12:00 -06:00
|
|
|
|
|
|
|
|
|
= help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
|
2018-08-08 07:28:26 -05:00
|
|
|
|
|
|
|
|
error[E0004]: non-exhaustive patterns: `Some(_)` not covered
|
2018-12-25 09:56:47 -06:00
|
|
|
--> $DIR/non-exhaustive-match.rs:12:11
|
2018-08-08 07:28:26 -05:00
|
|
|
|
|
|
|
|
|
LL | match Some(10) { //~ ERROR non-exhaustive patterns: `Some(_)` not covered
|
|
|
|
|
| ^^^^^^^^ pattern `Some(_)` not covered
|
Point at enum definition when match patterns are not exhaustive
```
error[E0004]: non-exhaustive patterns: type `X` is non-empty
--> file.rs:9:11
|
1 | / enum X {
2 | | A,
| | - variant not covered
3 | | B,
| | - variant not covered
4 | | C,
| | - variant not covered
5 | | }
| |_- `X` defined here
...
9 | match x {
| ^
|
= help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
error[E0004]: non-exhaustive patterns: `B` and `C` not covered
--> file.rs:11:11
|
1 | / enum X {
2 | | A,
3 | | B,
4 | | C,
| | - not covered
5 | | }
| |_- `X` defined here
...
11 | match x {
| ^ patterns `C` not covered
```
When a match expression doesn't have patterns covering every variant,
point at the enum's definition span. On a best effort basis, point at the
variant(s) that are missing. This does not handle the case when the missing
pattern is due to a field's enum variants:
```
enum E1 {
A,
B,
C,
}
enum E2 {
A(E1),
B,
}
fn foo() {
match E2::A(E1::A) {
E2::A(E1::B) => {}
E2::B => {}
}
//~^ ERROR `E2::A(E1::A)` and `E2::A(E1::C)` not handled
}
```
Unify look between match with no arms and match with some missing patterns.
Fix #37518.
2019-02-10 07:12:00 -06:00
|
|
|
|
|
|
|
|
|
= help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
|
2018-08-08 07:28:26 -05:00
|
|
|
|
2018-11-30 07:53:15 -06:00
|
|
|
error[E0004]: non-exhaustive patterns: `(_, _, -2147483648i32..=3i32)` and `(_, _, 5i32..=2147483647i32)` not covered
|
2018-12-25 09:56:47 -06:00
|
|
|
--> $DIR/non-exhaustive-match.rs:15:11
|
2018-08-08 07:28:26 -05:00
|
|
|
|
|
2018-11-30 07:53:15 -06:00
|
|
|
LL | match (2, 3, 4) { //~ ERROR non-exhaustive patterns: `(_, _, -2147483648i32..=3i32)`
|
|
|
|
|
| ^^^^^^^^^ patterns `(_, _, -2147483648i32..=3i32)` and `(_, _, 5i32..=2147483647i32)` not covered
|
Point at enum definition when match patterns are not exhaustive
```
error[E0004]: non-exhaustive patterns: type `X` is non-empty
--> file.rs:9:11
|
1 | / enum X {
2 | | A,
| | - variant not covered
3 | | B,
| | - variant not covered
4 | | C,
| | - variant not covered
5 | | }
| |_- `X` defined here
...
9 | match x {
| ^
|
= help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
error[E0004]: non-exhaustive patterns: `B` and `C` not covered
--> file.rs:11:11
|
1 | / enum X {
2 | | A,
3 | | B,
4 | | C,
| | - not covered
5 | | }
| |_- `X` defined here
...
11 | match x {
| ^ patterns `C` not covered
```
When a match expression doesn't have patterns covering every variant,
point at the enum's definition span. On a best effort basis, point at the
variant(s) that are missing. This does not handle the case when the missing
pattern is due to a field's enum variants:
```
enum E1 {
A,
B,
C,
}
enum E2 {
A(E1),
B,
}
fn foo() {
match E2::A(E1::A) {
E2::A(E1::B) => {}
E2::B => {}
}
//~^ ERROR `E2::A(E1::A)` and `E2::A(E1::C)` not handled
}
```
Unify look between match with no arms and match with some missing patterns.
Fix #37518.
2019-02-10 07:12:00 -06:00
|
|
|
|
|
|
|
|
|
= help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
|
2018-08-08 07:28:26 -05:00
|
|
|
|
2018-12-16 21:21:47 -06:00
|
|
|
error[E0004]: non-exhaustive patterns: `(A, A)` not covered
|
2018-12-25 09:56:47 -06:00
|
|
|
--> $DIR/non-exhaustive-match.rs:19:11
|
2018-08-08 07:28:26 -05:00
|
|
|
|
|
2018-12-16 21:21:47 -06:00
|
|
|
LL | match (T::A, T::A) { //~ ERROR non-exhaustive patterns: `(A, A)` not covered
|
|
|
|
|
| ^^^^^^^^^^^^ pattern `(A, A)` not covered
|
Point at enum definition when match patterns are not exhaustive
```
error[E0004]: non-exhaustive patterns: type `X` is non-empty
--> file.rs:9:11
|
1 | / enum X {
2 | | A,
| | - variant not covered
3 | | B,
| | - variant not covered
4 | | C,
| | - variant not covered
5 | | }
| |_- `X` defined here
...
9 | match x {
| ^
|
= help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
error[E0004]: non-exhaustive patterns: `B` and `C` not covered
--> file.rs:11:11
|
1 | / enum X {
2 | | A,
3 | | B,
4 | | C,
| | - not covered
5 | | }
| |_- `X` defined here
...
11 | match x {
| ^ patterns `C` not covered
```
When a match expression doesn't have patterns covering every variant,
point at the enum's definition span. On a best effort basis, point at the
variant(s) that are missing. This does not handle the case when the missing
pattern is due to a field's enum variants:
```
enum E1 {
A,
B,
C,
}
enum E2 {
A(E1),
B,
}
fn foo() {
match E2::A(E1::A) {
E2::A(E1::B) => {}
E2::B => {}
}
//~^ ERROR `E2::A(E1::A)` and `E2::A(E1::C)` not handled
}
```
Unify look between match with no arms and match with some missing patterns.
Fix #37518.
2019-02-10 07:12:00 -06:00
|
|
|
|
|
|
|
|
|
= help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
|
2018-08-08 07:28:26 -05:00
|
|
|
|
2018-12-16 21:21:47 -06:00
|
|
|
error[E0004]: non-exhaustive patterns: `B` not covered
|
2018-12-25 09:56:47 -06:00
|
|
|
--> $DIR/non-exhaustive-match.rs:23:11
|
2018-08-08 07:28:26 -05:00
|
|
|
|
|
Point at enum definition when match patterns are not exhaustive
```
error[E0004]: non-exhaustive patterns: type `X` is non-empty
--> file.rs:9:11
|
1 | / enum X {
2 | | A,
| | - variant not covered
3 | | B,
| | - variant not covered
4 | | C,
| | - variant not covered
5 | | }
| |_- `X` defined here
...
9 | match x {
| ^
|
= help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
error[E0004]: non-exhaustive patterns: `B` and `C` not covered
--> file.rs:11:11
|
1 | / enum X {
2 | | A,
3 | | B,
4 | | C,
| | - not covered
5 | | }
| |_- `X` defined here
...
11 | match x {
| ^ patterns `C` not covered
```
When a match expression doesn't have patterns covering every variant,
point at the enum's definition span. On a best effort basis, point at the
variant(s) that are missing. This does not handle the case when the missing
pattern is due to a field's enum variants:
```
enum E1 {
A,
B,
C,
}
enum E2 {
A(E1),
B,
}
fn foo() {
match E2::A(E1::A) {
E2::A(E1::B) => {}
E2::B => {}
}
//~^ ERROR `E2::A(E1::A)` and `E2::A(E1::C)` not handled
}
```
Unify look between match with no arms and match with some missing patterns.
Fix #37518.
2019-02-10 07:12:00 -06:00
|
|
|
LL | enum T { A, B }
|
|
|
|
|
| ---------------
|
|
|
|
|
| | |
|
|
|
|
|
| | not covered
|
|
|
|
|
| `T` defined here
|
|
|
|
|
...
|
2018-12-16 21:21:47 -06:00
|
|
|
LL | match T::A { //~ ERROR non-exhaustive patterns: `B` not covered
|
|
|
|
|
| ^^^^ pattern `B` not covered
|
Point at enum definition when match patterns are not exhaustive
```
error[E0004]: non-exhaustive patterns: type `X` is non-empty
--> file.rs:9:11
|
1 | / enum X {
2 | | A,
| | - variant not covered
3 | | B,
| | - variant not covered
4 | | C,
| | - variant not covered
5 | | }
| |_- `X` defined here
...
9 | match x {
| ^
|
= help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
error[E0004]: non-exhaustive patterns: `B` and `C` not covered
--> file.rs:11:11
|
1 | / enum X {
2 | | A,
3 | | B,
4 | | C,
| | - not covered
5 | | }
| |_- `X` defined here
...
11 | match x {
| ^ patterns `C` not covered
```
When a match expression doesn't have patterns covering every variant,
point at the enum's definition span. On a best effort basis, point at the
variant(s) that are missing. This does not handle the case when the missing
pattern is due to a field's enum variants:
```
enum E1 {
A,
B,
C,
}
enum E2 {
A(E1),
B,
}
fn foo() {
match E2::A(E1::A) {
E2::A(E1::B) => {}
E2::B => {}
}
//~^ ERROR `E2::A(E1::A)` and `E2::A(E1::C)` not handled
}
```
Unify look between match with no arms and match with some missing patterns.
Fix #37518.
2019-02-10 07:12:00 -06:00
|
|
|
|
|
|
|
|
|
= help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
|
2018-08-08 07:28:26 -05:00
|
|
|
|
|
|
|
|
error[E0004]: non-exhaustive patterns: `[]` not covered
|
2018-12-25 09:56:47 -06:00
|
|
|
--> $DIR/non-exhaustive-match.rs:34:11
|
2018-08-08 07:28:26 -05:00
|
|
|
|
|
|
|
|
|
LL | match *vec { //~ ERROR non-exhaustive patterns: `[]` not covered
|
|
|
|
|
| ^^^^ pattern `[]` not covered
|
Point at enum definition when match patterns are not exhaustive
```
error[E0004]: non-exhaustive patterns: type `X` is non-empty
--> file.rs:9:11
|
1 | / enum X {
2 | | A,
| | - variant not covered
3 | | B,
| | - variant not covered
4 | | C,
| | - variant not covered
5 | | }
| |_- `X` defined here
...
9 | match x {
| ^
|
= help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
error[E0004]: non-exhaustive patterns: `B` and `C` not covered
--> file.rs:11:11
|
1 | / enum X {
2 | | A,
3 | | B,
4 | | C,
| | - not covered
5 | | }
| |_- `X` defined here
...
11 | match x {
| ^ patterns `C` not covered
```
When a match expression doesn't have patterns covering every variant,
point at the enum's definition span. On a best effort basis, point at the
variant(s) that are missing. This does not handle the case when the missing
pattern is due to a field's enum variants:
```
enum E1 {
A,
B,
C,
}
enum E2 {
A(E1),
B,
}
fn foo() {
match E2::A(E1::A) {
E2::A(E1::B) => {}
E2::B => {}
}
//~^ ERROR `E2::A(E1::A)` and `E2::A(E1::C)` not handled
}
```
Unify look between match with no arms and match with some missing patterns.
Fix #37518.
2019-02-10 07:12:00 -06:00
|
|
|
|
|
|
|
|
|
= help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
|
2018-08-08 07:28:26 -05:00
|
|
|
|
|
|
|
|
error[E0004]: non-exhaustive patterns: `[_, _, _, _]` not covered
|
2018-12-25 09:56:47 -06:00
|
|
|
--> $DIR/non-exhaustive-match.rs:47:11
|
2018-08-08 07:28:26 -05:00
|
|
|
|
|
|
|
|
|
LL | match *vec { //~ ERROR non-exhaustive patterns: `[_, _, _, _]` not covered
|
|
|
|
|
| ^^^^ pattern `[_, _, _, _]` not covered
|
Point at enum definition when match patterns are not exhaustive
```
error[E0004]: non-exhaustive patterns: type `X` is non-empty
--> file.rs:9:11
|
1 | / enum X {
2 | | A,
| | - variant not covered
3 | | B,
| | - variant not covered
4 | | C,
| | - variant not covered
5 | | }
| |_- `X` defined here
...
9 | match x {
| ^
|
= help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
error[E0004]: non-exhaustive patterns: `B` and `C` not covered
--> file.rs:11:11
|
1 | / enum X {
2 | | A,
3 | | B,
4 | | C,
| | - not covered
5 | | }
| |_- `X` defined here
...
11 | match x {
| ^ patterns `C` not covered
```
When a match expression doesn't have patterns covering every variant,
point at the enum's definition span. On a best effort basis, point at the
variant(s) that are missing. This does not handle the case when the missing
pattern is due to a field's enum variants:
```
enum E1 {
A,
B,
C,
}
enum E2 {
A(E1),
B,
}
fn foo() {
match E2::A(E1::A) {
E2::A(E1::B) => {}
E2::B => {}
}
//~^ ERROR `E2::A(E1::A)` and `E2::A(E1::C)` not handled
}
```
Unify look between match with no arms and match with some missing patterns.
Fix #37518.
2019-02-10 07:12:00 -06:00
|
|
|
|
|
|
|
|
|
= help: ensure that all possible cases are being handled, possibly by adding wildcards or more match arms
|
2018-08-08 07:28:26 -05:00
|
|
|
|
|
|
|
|
error: aborting due to 8 previous errors
|
|
|
|
|
|
|
|
|
|
For more information about this error, try `rustc --explain E0004`.
|
