rust/tests/ui/consts/const-match-check.matchck.stderr
2023-04-03 15:59:21 +00:00

75 lines
3.6 KiB
Text

error[E0005]: refutable pattern in local binding
--> $DIR/const-match-check.rs:4:22
|
LL | const X: i32 = { let 0 = 0; 0 };
| ^ patterns `i32::MIN..=-1_i32` and `1_i32..=i32::MAX` 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 `i32`
help: you might want to use `if let` to ignore the variants that aren't matched
|
LL | const X: i32 = { if let 0 = 0 { todo!() }; 0 };
| ++ +++++++++++
help: alternatively, you could prepend the pattern with an underscore to define a new named variable; identifiers cannot begin with digits
|
LL | const X: i32 = { let _0 = 0; 0 };
| +
error[E0005]: refutable pattern in local binding
--> $DIR/const-match-check.rs:8:23
|
LL | static Y: i32 = { let 0 = 0; 0 };
| ^ patterns `i32::MIN..=-1_i32` and `1_i32..=i32::MAX` 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 `i32`
help: you might want to use `if let` to ignore the variants that aren't matched
|
LL | static Y: i32 = { if let 0 = 0 { todo!() }; 0 };
| ++ +++++++++++
help: alternatively, you could prepend the pattern with an underscore to define a new named variable; identifiers cannot begin with digits
|
LL | static Y: i32 = { let _0 = 0; 0 };
| +
error[E0005]: refutable pattern in local binding
--> $DIR/const-match-check.rs:13:26
|
LL | const X: i32 = { let 0 = 0; 0 };
| ^ patterns `i32::MIN..=-1_i32` and `1_i32..=i32::MAX` 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 `i32`
help: you might want to use `if let` to ignore the variants that aren't matched
|
LL | const X: i32 = { if let 0 = 0 { todo!() }; 0 };
| ++ +++++++++++
help: alternatively, you could prepend the pattern with an underscore to define a new named variable; identifiers cannot begin with digits
|
LL | const X: i32 = { let _0 = 0; 0 };
| +
error[E0005]: refutable pattern in local binding
--> $DIR/const-match-check.rs:19:26
|
LL | const X: i32 = { let 0 = 0; 0 };
| ^ patterns `i32::MIN..=-1_i32` and `1_i32..=i32::MAX` 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 `i32`
help: you might want to use `if let` to ignore the variants that aren't matched
|
LL | const X: i32 = { if let 0 = 0 { todo!() }; 0 };
| ++ +++++++++++
help: alternatively, you could prepend the pattern with an underscore to define a new named variable; identifiers cannot begin with digits
|
LL | const X: i32 = { let _0 = 0; 0 };
| +
error: aborting due to 4 previous errors
For more information about this error, try `rustc --explain E0005`.