1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
|
error[E0004]: non-exhaustive patterns: `Foo { first: false, second: Some([_, _, _, _]) }` not covered
--> $DIR/non-exhaustive-pattern-witness.rs:7:11
|
LL | match (Foo { first: true, second: None }) {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ pattern `Foo { first: false, second: Some([_, _, _, _]) }` not covered
|
note: `Foo` defined here
--> $DIR/non-exhaustive-pattern-witness.rs:1:8
|
LL | struct Foo {
| ^^^
= note: the matched value is of type `Foo`
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 ~ Foo { first: false, second: Some([1, 2, 3, 4]) } => (),
LL + Foo { first: false, second: Some([_, _, _, _]) } => todo!()
|
error[E0004]: non-exhaustive patterns: `Color::Red` not covered
--> $DIR/non-exhaustive-pattern-witness.rs:23:11
|
LL | match Color::Red {
| ^^^^^^^^^^ pattern `Color::Red` not covered
|
note: `Color` defined here
--> $DIR/non-exhaustive-pattern-witness.rs:17:5
|
LL | enum Color {
| -----
LL | Red,
| ^^^ not covered
= note: the matched value is of type `Color`
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 ~ Color::Green => (),
LL + Color::Red => todo!()
|
error[E0004]: non-exhaustive patterns: `Direction::East`, `Direction::South` and `Direction::West` not covered
--> $DIR/non-exhaustive-pattern-witness.rs:35:11
|
LL | match Direction::North {
| ^^^^^^^^^^^^^^^^ patterns `Direction::East`, `Direction::South` and `Direction::West` not covered
|
note: `Direction` defined here
--> $DIR/non-exhaustive-pattern-witness.rs:31:12
|
LL | enum Direction {
| ---------
LL | North, East, South, West
| ^^^^ ^^^^^ ^^^^ not covered
| | |
| | not covered
| not covered
= note: the matched value is of type `Direction`
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 ~ Direction::North => (),
LL + Direction::East | Direction::South | Direction::West => todo!()
|
error[E0004]: non-exhaustive patterns: `ExcessiveEnum::Second`, `ExcessiveEnum::Third`, `ExcessiveEnum::Fourth` and 8 more not covered
--> $DIR/non-exhaustive-pattern-witness.rs:46:11
|
LL | match ExcessiveEnum::First {
| ^^^^^^^^^^^^^^^^^^^^ patterns `ExcessiveEnum::Second`, `ExcessiveEnum::Third`, `ExcessiveEnum::Fourth` and 8 more not covered
|
note: `ExcessiveEnum` defined here
--> $DIR/non-exhaustive-pattern-witness.rs:41:6
|
LL | enum ExcessiveEnum {
| ^^^^^^^^^^^^^
= note: the matched value is of type `ExcessiveEnum`
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 ~ ExcessiveEnum::First => (),
LL + _ => todo!()
|
error[E0004]: non-exhaustive patterns: `Color::CustomRGBA { a: true, .. }` not covered
--> $DIR/non-exhaustive-pattern-witness.rs:54:11
|
LL | match Color::Red {
| ^^^^^^^^^^ pattern `Color::CustomRGBA { a: true, .. }` not covered
|
note: `Color` defined here
--> $DIR/non-exhaustive-pattern-witness.rs:19:5
|
LL | enum Color {
| -----
...
LL | CustomRGBA { a: bool, r: u8, g: u8, b: u8 }
| ^^^^^^^^^^ not covered
= note: the matched value is of type `Color`
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 ~ Color::CustomRGBA { a: false, r: _, g: _, b: _ } => (),
LL + Color::CustomRGBA { a: true, .. } => todo!()
|
error[E0004]: non-exhaustive patterns: `[Enum::Second(true), Enum::Second(false)]` not covered
--> $DIR/non-exhaustive-pattern-witness.rs:70:11
|
LL | match *x {
| ^^ pattern `[Enum::Second(true), Enum::Second(false)]` not covered
|
= note: the matched value is of type `[Enum]`
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 ~ [_, _, ref tail @ .., _] => (),
LL + [Enum::Second(true), Enum::Second(false)] => todo!()
|
error[E0004]: non-exhaustive patterns: `((), false)` not covered
--> $DIR/non-exhaustive-pattern-witness.rs:83:11
|
LL | match ((), false) {
| ^^^^^^^^^^^ pattern `((), false)` not covered
|
= note: the matched value is of type `((), bool)`
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 ~ ((), true) => (),
LL + ((), false) => todo!()
|
error: aborting due to 7 previous errors
For more information about this error, try `rustc --explain E0004`.
|
