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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/error-codes/E0005.stderr | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/error-codes/E0005.stderr')
-rw-r--r-- | src/test/ui/error-codes/E0005.stderr | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/src/test/ui/error-codes/E0005.stderr b/src/test/ui/error-codes/E0005.stderr new file mode 100644 index 000000000..f01a77bd3 --- /dev/null +++ b/src/test/ui/error-codes/E0005.stderr @@ -0,0 +1,29 @@ +error[E0005]: refutable pattern in local binding: `None` not covered + --> $DIR/E0005.rs:3:9 + | +LL | let Some(y) = x; + | ^^^^^^^ pattern `None` 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: `Option<i32>` defined here + --> $SRC_DIR/core/src/option.rs:LL:COL + | +LL | pub enum Option<T> { + | ------------------ +... +LL | None, + | ^^^^ not covered + = note: the matched value is of type `Option<i32>` +help: you might want to use `if let` to ignore the variant that isn't matched + | +LL | let y = if let Some(y) = x { y } else { todo!() }; + | ++++++++++ ++++++++++++++++++++++ +help: alternatively, on nightly, you might want to use `#![feature(let_else)]` to handle the variant that isn't matched + | +LL | let Some(y) = x else { todo!() }; + | ++++++++++++++++ + +error: aborting due to previous error + +For more information about this error, try `rustc --explain E0005`. |