76 lines
2.9 KiB
Text
76 lines
2.9 KiB
Text
error[E0005]: refutable pattern in local binding
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--> $DIR/const-pattern-irrefutable.rs:24:9
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LL | const a: u8 = 2;
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| ----------- missing patterns are not covered because `a` is interpreted as a constant pattern, not a new variable
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...
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LL | let a = 4;
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| ^ patterns `0_u8..=1_u8` and `3_u8..=u8::MAX` not covered
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= note: `let` bindings require an "irrefutable pattern", like a `struct` or an `enum` with only one variant
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= note: for more information, visit https://doc.rust-lang.org/book/ch18-02-refutability.html
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= note: the matched value is of type `u8`
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help: introduce a variable instead
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LL | let a_var = 4;
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| ~~~~~
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error[E0005]: refutable pattern in local binding
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--> $DIR/const-pattern-irrefutable.rs:28:9
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LL | pub const b: u8 = 2;
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| --------------- missing patterns are not covered because `b` is interpreted as a constant pattern, not a new variable
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...
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LL | let c = 4;
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| ^ patterns `0_u8..=1_u8` and `3_u8..=u8::MAX` not covered
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= note: `let` bindings require an "irrefutable pattern", like a `struct` or an `enum` with only one variant
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= note: for more information, visit https://doc.rust-lang.org/book/ch18-02-refutability.html
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= note: the matched value is of type `u8`
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help: introduce a variable instead
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LL | let b_var = 4;
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| ~~~~~
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error[E0005]: refutable pattern in local binding
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--> $DIR/const-pattern-irrefutable.rs:32:9
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LL | pub const d: (u8, u8) = (2, 1);
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| --------------------- missing patterns are not covered because `d` is interpreted as a constant pattern, not a new variable
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...
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LL | let d = (4, 4);
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| ^ patterns `(0_u8..=1_u8, _)` and `(3_u8..=u8::MAX, _)` not covered
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= note: `let` bindings require an "irrefutable pattern", like a `struct` or an `enum` with only one variant
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= note: for more information, visit https://doc.rust-lang.org/book/ch18-02-refutability.html
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= note: the matched value is of type `(u8, u8)`
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help: introduce a variable instead
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LL | let d_var = (4, 4);
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| ~~~~~
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error[E0005]: refutable pattern in local binding
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--> $DIR/const-pattern-irrefutable.rs:36:9
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LL | const e: S = S {
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| ---------- missing patterns are not covered because `e` is interpreted as a constant pattern, not a new variable
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...
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LL | let e = S {
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| ^ pattern `S { foo: 1_u8..=u8::MAX }` not covered
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= note: `let` bindings require an "irrefutable pattern", like a `struct` or an `enum` with only one variant
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= note: for more information, visit https://doc.rust-lang.org/book/ch18-02-refutability.html
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note: `S` defined here
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--> $DIR/const-pattern-irrefutable.rs:15:8
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LL | struct S {
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| ^
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= note: the matched value is of type `S`
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help: introduce a variable instead
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LL | let e_var = S {
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| ~~~~~
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error: aborting due to 4 previous errors
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For more information about this error, try `rustc --explain E0005`.
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