mirror of https://github.com/rust-lang/rust
89 lines
2.9 KiB
Plaintext
89 lines
2.9 KiB
Plaintext
error[E0381]: used binding `x` isn't initialized
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--> $DIR/pattern-matching-should-fail.rs:8:23
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LL | let x: !;
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| - binding declared here but left uninitialized
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LL | let c1 = || match x { };
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| ^ `x` used here but it isn't initialized
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error[E0381]: used binding `x` isn't initialized
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--> $DIR/pattern-matching-should-fail.rs:15:14
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LL | let x: !;
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| - binding declared here but left uninitialized
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LL | let c2 = || match x { _ => () };
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| ^^ - borrow occurs due to use in closure
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| |
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| `x` used here but it isn't initialized
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error[E0381]: used binding `variant` isn't initialized
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--> $DIR/pattern-matching-should-fail.rs:27:13
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LL | let variant: !;
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| ------- binding declared here but left uninitialized
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LL | let c = || {
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| ^^ `variant` used here but it isn't initialized
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LL |
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LL | match variant {
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| ------- borrow occurs due to use in closure
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error[E0381]: used binding `variant` isn't initialized
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--> $DIR/pattern-matching-should-fail.rs:39:13
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LL | let variant: !;
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| ------- binding declared here but left uninitialized
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LL | let c = || {
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| ^^ `variant` used here but it isn't initialized
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LL | match variant {
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| ------- borrow occurs due to use in closure
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error[E0381]: used binding `g` isn't initialized
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--> $DIR/pattern-matching-should-fail.rs:54:15
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LL | let g: !;
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| - binding declared here but left uninitialized
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...
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LL | match g { };
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| ^ `g` used here but it isn't initialized
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error[E0381]: used binding `t` isn't initialized
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--> $DIR/pattern-matching-should-fail.rs:56:19
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LL | let t: !;
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| - binding declared here but left uninitialized
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...
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LL | match t { };
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| ^ `t` used here but it isn't initialized
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error[E0004]: non-exhaustive patterns: type `u8` is non-empty
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--> $DIR/pattern-matching-should-fail.rs:67:23
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LL | let c1 = || match x { };
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| ^
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= note: the matched value is of type `u8`
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help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern as shown
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LL ~ let c1 = || match x {
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LL + _ => todo!(),
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LL ~ };
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error[E0381]: used binding `x` isn't initialized
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--> $DIR/pattern-matching-should-fail.rs:67:23
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LL | let x: u8;
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| - binding declared here but left uninitialized
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LL | let c1 = || match x { };
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| ^ `x` used here but it isn't initialized
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help: consider assigning a value
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LL | let x: u8 = 42;
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| ++++
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error: aborting due to 8 previous errors
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Some errors have detailed explanations: E0004, E0381.
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For more information about an error, try `rustc --explain E0004`.
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