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Diffstat (limited to 'tests/ui/uninhabited/uninhabited-matches-feature-gated.stderr')
-rw-r--r-- | tests/ui/uninhabited/uninhabited-matches-feature-gated.stderr | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/tests/ui/uninhabited/uninhabited-matches-feature-gated.stderr b/tests/ui/uninhabited/uninhabited-matches-feature-gated.stderr new file mode 100644 index 000000000..466d7f2ea --- /dev/null +++ b/tests/ui/uninhabited/uninhabited-matches-feature-gated.stderr @@ -0,0 +1,115 @@ +error[E0004]: non-exhaustive patterns: `Err(_)` not covered + --> $DIR/uninhabited-matches-feature-gated.rs:6:19 + | +LL | let _ = match x { + | ^ pattern `Err(_)` not covered + | +note: `Result<u32, &Void>` defined here + --> $SRC_DIR/core/src/result.rs:LL:COL + ::: $SRC_DIR/core/src/result.rs:LL:COL + | + = note: not covered + = note: the matched value is of type `Result<u32, &Void>` +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 ~ Ok(n) => n, +LL ~ Err(_) => todo!(), + | + +error[E0004]: non-exhaustive patterns: type `&Void` is non-empty + --> $DIR/uninhabited-matches-feature-gated.rs:15:19 + | +LL | let _ = match x {}; + | ^ + | +note: `Void` defined here + --> $DIR/uninhabited-matches-feature-gated.rs:2:6 + | +LL | enum Void {} + | ^^^^ + = note: the matched value is of type `&Void` + = note: references are always considered inhabited +help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern as shown + | +LL ~ let _ = match x { +LL + _ => todo!(), +LL ~ }; + | + +error[E0004]: non-exhaustive patterns: type `(Void,)` is non-empty + --> $DIR/uninhabited-matches-feature-gated.rs:18:19 + | +LL | let _ = match x {}; + | ^ + | + = note: the matched value is of type `(Void,)` +help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern as shown + | +LL ~ let _ = match x { +LL + _ => todo!(), +LL ~ }; + | + +error[E0004]: non-exhaustive patterns: type `[Void; 1]` is non-empty + --> $DIR/uninhabited-matches-feature-gated.rs:21:19 + | +LL | let _ = match x {}; + | ^ + | + = note: the matched value is of type `[Void; 1]` +help: ensure that all possible cases are being handled by adding a match arm with a wildcard pattern as shown + | +LL ~ let _ = match x { +LL + _ => todo!(), +LL ~ }; + | + +error[E0004]: non-exhaustive patterns: `&[_, ..]` not covered + --> $DIR/uninhabited-matches-feature-gated.rs:24:19 + | +LL | let _ = match x { + | ^ pattern `&[_, ..]` not covered + | + = note: the matched value is of type `&[Void]` +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 ~ &[] => (), +LL ~ &[_, ..] => todo!(), + | + +error[E0004]: non-exhaustive patterns: `Err(_)` not covered + --> $DIR/uninhabited-matches-feature-gated.rs:32:19 + | +LL | let _ = match x { + | ^ pattern `Err(_)` not covered + | +note: `Result<u32, Void>` defined here + --> $SRC_DIR/core/src/result.rs:LL:COL + ::: $SRC_DIR/core/src/result.rs:LL:COL + | + = note: not covered + = note: the matched value is of type `Result<u32, Void>` +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 ~ Ok(x) => x, +LL ~ Err(_) => todo!(), + | + +error[E0005]: refutable pattern in local binding + --> $DIR/uninhabited-matches-feature-gated.rs:37:9 + | +LL | let Ok(x) = x; + | ^^^^^ pattern `Err(_)` 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 `Result<u32, Void>` +help: you might want to use `let else` to handle the variant that isn't matched + | +LL | let Ok(x) = x else { todo!() }; + | ++++++++++++++++ + +error: aborting due to 7 previous errors + +Some errors have detailed explanations: E0004, E0005. +For more information about an error, try `rustc --explain E0004`. |