mirror of https://github.com/rust-lang/rust
111 lines
4.0 KiB
Plaintext
111 lines
4.0 KiB
Plaintext
error[E0530]: match bindings cannot shadow tuple structs
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--> $DIR/pattern-binding-disambiguation.rs:24:9
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LL | struct TupleStruct();
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| --------------------- the tuple struct `TupleStruct` is defined here
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...
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LL | TupleStruct => {}
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| ^^^^^^^^^^^
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| |
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| cannot be named the same as a tuple struct
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| help: try specify the pattern arguments: `TupleStruct(..)`
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error[E0530]: match bindings cannot shadow tuple variants
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--> $DIR/pattern-binding-disambiguation.rs:33:9
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LL | use E::*;
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| ---- the tuple variant `TupleVariant` is imported here
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...
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LL | TupleVariant => {}
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| ^^^^^^^^^^^^
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| |
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| cannot be named the same as a tuple variant
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| help: try specify the pattern arguments: `TupleVariant(..)`
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error[E0530]: match bindings cannot shadow statics
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--> $DIR/pattern-binding-disambiguation.rs:42:9
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LL | static STATIC: () = ();
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| ----------------------- the static `STATIC` is defined here
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...
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LL | STATIC => {}
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| ^^^^^^ cannot be named the same as a static
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error[E0530]: let bindings cannot shadow tuple structs
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--> $DIR/pattern-binding-disambiguation.rs:49:9
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LL | struct TupleStruct();
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| --------------------- the tuple struct `TupleStruct` is defined here
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...
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LL | let TupleStruct = doesnt_matter;
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| ^^^^^^^^^^^ cannot be named the same as a tuple struct
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error[E0530]: let bindings cannot shadow tuple variants
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--> $DIR/pattern-binding-disambiguation.rs:52:9
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LL | use E::*;
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| ---- the tuple variant `TupleVariant` is imported here
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...
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LL | let TupleVariant = doesnt_matter;
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| ^^^^^^^^^^^^ cannot be named the same as a tuple variant
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error[E0530]: let bindings cannot shadow statics
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--> $DIR/pattern-binding-disambiguation.rs:55:9
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LL | static STATIC: () = ();
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| ----------------------- the static `STATIC` is defined here
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...
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LL | let STATIC = doesnt_matter;
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| ^^^^^^ cannot be named the same as a static
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error[E0004]: non-exhaustive patterns: `E::TupleVariant` and `E::BracedVariant { }` not covered
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--> $DIR/pattern-binding-disambiguation.rs:29:11
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LL | match UnitVariant {
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| ^^^^^^^^^^^ patterns `E::TupleVariant` and `E::BracedVariant { }` not covered
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note: `E` defined here
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--> $DIR/pattern-binding-disambiguation.rs:5:6
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LL | enum E {
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| ^
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LL | UnitVariant,
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LL | TupleVariant(),
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| ------------ not covered
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LL | BracedVariant{},
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| ------------- not covered
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= note: the matched value is of type `E`
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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
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LL | UnitVariant => {}, E::TupleVariant | E::BracedVariant { } => todo!() // OK, `UnitVariant` is a unit variant pattern
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| ++++++++++++++++++++++++++++++++++++++++++++++++++++
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error[E0005]: refutable pattern in local binding
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--> $DIR/pattern-binding-disambiguation.rs:51:9
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LL | let UnitVariant = UnitVariant;
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| ^^^^^^^^^^^ patterns `E::TupleVariant` and `E::BracedVariant { }` 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: `E` defined here
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--> $DIR/pattern-binding-disambiguation.rs:5:6
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LL | enum E {
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| ^
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LL | UnitVariant,
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LL | TupleVariant(),
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| ------------ not covered
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LL | BracedVariant{},
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| ------------- not covered
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= note: the matched value is of type `E`
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help: you might want to use `if let` to ignore the variants that aren't matched
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LL | if let UnitVariant = UnitVariant { todo!() };
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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, E0005, E0530.
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For more information about an error, try `rustc --explain E0004`.
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