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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/pattern/usefulness/deny-irrefutable-let-patterns.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/pattern/usefulness/deny-irrefutable-let-patterns.stderr')
-rw-r--r-- | src/test/ui/pattern/usefulness/deny-irrefutable-let-patterns.stderr | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/src/test/ui/pattern/usefulness/deny-irrefutable-let-patterns.stderr b/src/test/ui/pattern/usefulness/deny-irrefutable-let-patterns.stderr new file mode 100644 index 000000000..b97683526 --- /dev/null +++ b/src/test/ui/pattern/usefulness/deny-irrefutable-let-patterns.stderr @@ -0,0 +1,34 @@ +error: irrefutable `if let` pattern + --> $DIR/deny-irrefutable-let-patterns.rs:6:8 + | +LL | if let _ = 5 {} + | ^^^^^^^^^ + | +note: the lint level is defined here + --> $DIR/deny-irrefutable-let-patterns.rs:3:9 + | +LL | #![deny(irrefutable_let_patterns)] + | ^^^^^^^^^^^^^^^^^^^^^^^^ + = note: this pattern will always match, so the `if let` is useless + = help: consider replacing the `if let` with a `let` + +error: irrefutable `while let` pattern + --> $DIR/deny-irrefutable-let-patterns.rs:8:11 + | +LL | while let _ = 5 { + | ^^^^^^^^^ + | + = note: this pattern will always match, so the loop will never exit + = help: consider instead using a `loop { ... }` with a `let` inside it + +error: irrefutable `if let` guard pattern + --> $DIR/deny-irrefutable-let-patterns.rs:13:18 + | +LL | _ if let _ = 2 => {} + | ^ + | + = note: this pattern will always match, so the guard is useless + = help: consider removing the guard and adding a `let` inside the match arm + +error: aborting due to 3 previous errors + |