diff options
Diffstat (limited to 'tests/ui/lint/unused')
-rw-r--r-- | tests/ui/lint/unused/assoc-types.assoc_ty.stderr | 15 | ||||
-rw-r--r-- | tests/ui/lint/unused/assoc-types.rpitit.stderr | 15 | ||||
-rw-r--r-- | tests/ui/lint/unused/assoc-types.rs | 23 | ||||
-rw-r--r-- | tests/ui/lint/unused/issue-105061.stderr | 2 | ||||
-rw-r--r-- | tests/ui/lint/unused/issue-30730.stderr | 2 | ||||
-rw-r--r-- | tests/ui/lint/unused/issue-46576.stderr | 2 | ||||
-rw-r--r-- | tests/ui/lint/unused/issue-59896.stderr | 2 | ||||
-rw-r--r-- | tests/ui/lint/unused/issue-85913.stderr | 2 | ||||
-rw-r--r-- | tests/ui/lint/unused/lint-unused-mut-variables.stderr | 2 | ||||
-rw-r--r-- | tests/ui/lint/unused/must_use-pin.rs | 45 | ||||
-rw-r--r-- | tests/ui/lint/unused/must_use-pin.stderr | 20 | ||||
-rw-r--r-- | tests/ui/lint/unused/unused-macro-rules-malformed-rule.stderr | 2 | ||||
-rw-r--r-- | tests/ui/lint/unused/unused-macro-with-bad-frag-spec.stderr | 2 | ||||
-rw-r--r-- | tests/ui/lint/unused/unused-macro-with-follow-violation.stderr | 2 | ||||
-rw-r--r-- | tests/ui/lint/unused/unused-mut-warning-captured-var.stderr | 2 | ||||
-rw-r--r-- | tests/ui/lint/unused/unused-supertrait.stderr | 2 |
16 files changed, 129 insertions, 11 deletions
diff --git a/tests/ui/lint/unused/assoc-types.assoc_ty.stderr b/tests/ui/lint/unused/assoc-types.assoc_ty.stderr new file mode 100644 index 000000000..190c4ef0c --- /dev/null +++ b/tests/ui/lint/unused/assoc-types.assoc_ty.stderr @@ -0,0 +1,15 @@ +error: unused implementer of `Future` that must be used + --> $DIR/assoc-types.rs:19:5 + | +LL | T::foo(); + | ^^^^^^^^ + | + = note: futures do nothing unless you `.await` or poll them +note: the lint level is defined here + --> $DIR/assoc-types.rs:4:9 + | +LL | #![deny(unused_must_use)] + | ^^^^^^^^^^^^^^^ + +error: aborting due to 1 previous error + diff --git a/tests/ui/lint/unused/assoc-types.rpitit.stderr b/tests/ui/lint/unused/assoc-types.rpitit.stderr new file mode 100644 index 000000000..190c4ef0c --- /dev/null +++ b/tests/ui/lint/unused/assoc-types.rpitit.stderr @@ -0,0 +1,15 @@ +error: unused implementer of `Future` that must be used + --> $DIR/assoc-types.rs:19:5 + | +LL | T::foo(); + | ^^^^^^^^ + | + = note: futures do nothing unless you `.await` or poll them +note: the lint level is defined here + --> $DIR/assoc-types.rs:4:9 + | +LL | #![deny(unused_must_use)] + | ^^^^^^^^^^^^^^^ + +error: aborting due to 1 previous error + diff --git a/tests/ui/lint/unused/assoc-types.rs b/tests/ui/lint/unused/assoc-types.rs new file mode 100644 index 000000000..cebb9b409 --- /dev/null +++ b/tests/ui/lint/unused/assoc-types.rs @@ -0,0 +1,23 @@ +// edition: 2021 +// revisions: rpitit assoc_ty + +#![deny(unused_must_use)] + +use std::future::Future; + +pub trait Tr { + type Fut: Future<Output = ()>; + + #[cfg(rpitit)] + fn foo() -> impl Future<Output = ()>; + + #[cfg(assoc_ty)] + fn foo() -> Self::Fut; +} + +pub async fn bar<T: Tr>() { + T::foo(); + //~^ ERROR unused implementer of `Future` that must be used +} + +fn main() {} diff --git a/tests/ui/lint/unused/issue-105061.stderr b/tests/ui/lint/unused/issue-105061.stderr index f07aa2012..b41f14d82 100644 --- a/tests/ui/lint/unused/issue-105061.stderr +++ b/tests/ui/lint/unused/issue-105061.stderr @@ -16,5 +16,5 @@ LL - ((for<'a> fn(Inv<'a>)),): Trait, LL + (for<'a> fn(Inv<'a>),): Trait, | -error: aborting due to previous error +error: aborting due to 1 previous error diff --git a/tests/ui/lint/unused/issue-30730.stderr b/tests/ui/lint/unused/issue-30730.stderr index b299e99a3..c815045df 100644 --- a/tests/ui/lint/unused/issue-30730.stderr +++ b/tests/ui/lint/unused/issue-30730.stderr @@ -11,5 +11,5 @@ LL | #![deny(warnings)] | ^^^^^^^^ = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]` -error: aborting due to previous error +error: aborting due to 1 previous error diff --git a/tests/ui/lint/unused/issue-46576.stderr b/tests/ui/lint/unused/issue-46576.stderr index 6f4d97068..44e4fb582 100644 --- a/tests/ui/lint/unused/issue-46576.stderr +++ b/tests/ui/lint/unused/issue-46576.stderr @@ -10,5 +10,5 @@ note: the lint level is defined here LL | #![deny(unused_imports)] | ^^^^^^^^^^^^^^ -error: aborting due to previous error +error: aborting due to 1 previous error diff --git a/tests/ui/lint/unused/issue-59896.stderr b/tests/ui/lint/unused/issue-59896.stderr index 95b7938ae..3e8298c6b 100644 --- a/tests/ui/lint/unused/issue-59896.stderr +++ b/tests/ui/lint/unused/issue-59896.stderr @@ -13,5 +13,5 @@ note: the lint level is defined here LL | #![deny(unused_imports)] | ^^^^^^^^^^^^^^ -error: aborting due to previous error +error: aborting due to 1 previous error diff --git a/tests/ui/lint/unused/issue-85913.stderr b/tests/ui/lint/unused/issue-85913.stderr index 8234ed3b1..b69ac3d97 100644 --- a/tests/ui/lint/unused/issue-85913.stderr +++ b/tests/ui/lint/unused/issue-85913.stderr @@ -14,5 +14,5 @@ help: use `let _ = ...` to ignore the resulting value LL | let _ = function() && return 1; | +++++++ -error: aborting due to previous error +error: aborting due to 1 previous error diff --git a/tests/ui/lint/unused/lint-unused-mut-variables.stderr b/tests/ui/lint/unused/lint-unused-mut-variables.stderr index 5f66c0315..dcda1e530 100644 --- a/tests/ui/lint/unused/lint-unused-mut-variables.stderr +++ b/tests/ui/lint/unused/lint-unused-mut-variables.stderr @@ -226,5 +226,5 @@ LL | fn write_through_reference(mut arg: &mut Arg) { | | | help: remove this `mut` -error: aborting due to previous error; 26 warnings emitted +error: aborting due to 1 previous error; 26 warnings emitted diff --git a/tests/ui/lint/unused/must_use-pin.rs b/tests/ui/lint/unused/must_use-pin.rs new file mode 100644 index 000000000..b08515428 --- /dev/null +++ b/tests/ui/lint/unused/must_use-pin.rs @@ -0,0 +1,45 @@ +#![deny(unused_must_use)] + +use std::{ops::Deref, pin::Pin}; + +#[must_use] +struct MustUse; + +#[must_use] +struct MustUsePtr<'a, T>(&'a T); + +impl<'a, T> Deref for MustUsePtr<'a, T> { + type Target = T; + + fn deref(&self) -> &Self::Target { + self.0 + } +} + +fn pin_ref() -> Pin<&'static ()> { + Pin::new(&()) +} + +fn pin_ref_mut() -> Pin<&'static mut ()> { + Pin::new(unimplemented!()) +} + +fn pin_must_use_ptr() -> Pin<MustUsePtr<'static, ()>> { + Pin::new(MustUsePtr(&())) +} + +fn pin_box() -> Pin<Box<()>> { + Box::pin(()) +} + +fn pin_box_must_use() -> Pin<Box<MustUse>> { + Box::pin(MustUse) +} + +fn main() { + pin_ref(); + pin_ref_mut(); + pin_must_use_ptr(); //~ ERROR unused pinned `MustUsePtr` that must be used + pin_box(); + pin_box_must_use(); //~ ERROR unused pinned boxed `MustUse` that must be used +} diff --git a/tests/ui/lint/unused/must_use-pin.stderr b/tests/ui/lint/unused/must_use-pin.stderr new file mode 100644 index 000000000..c04f8fef4 --- /dev/null +++ b/tests/ui/lint/unused/must_use-pin.stderr @@ -0,0 +1,20 @@ +error: unused pinned `MustUsePtr` that must be used + --> $DIR/must_use-pin.rs:42:5 + | +LL | pin_must_use_ptr(); + | ^^^^^^^^^^^^^^^^^^ + | +note: the lint level is defined here + --> $DIR/must_use-pin.rs:1:9 + | +LL | #![deny(unused_must_use)] + | ^^^^^^^^^^^^^^^ + +error: unused pinned boxed `MustUse` that must be used + --> $DIR/must_use-pin.rs:44:5 + | +LL | pin_box_must_use(); + | ^^^^^^^^^^^^^^^^^^ + +error: aborting due to 2 previous errors + diff --git a/tests/ui/lint/unused/unused-macro-rules-malformed-rule.stderr b/tests/ui/lint/unused/unused-macro-rules-malformed-rule.stderr index 797c86710..76b2a0556 100644 --- a/tests/ui/lint/unused/unused-macro-rules-malformed-rule.stderr +++ b/tests/ui/lint/unused/unused-macro-rules-malformed-rule.stderr @@ -4,5 +4,5 @@ error: macro rhs must be delimited LL | () => 0; | ^ -error: aborting due to previous error +error: aborting due to 1 previous error diff --git a/tests/ui/lint/unused/unused-macro-with-bad-frag-spec.stderr b/tests/ui/lint/unused/unused-macro-with-bad-frag-spec.stderr index 6edf0a2cf..f027e169b 100644 --- a/tests/ui/lint/unused/unused-macro-with-bad-frag-spec.stderr +++ b/tests/ui/lint/unused/unused-macro-with-bad-frag-spec.stderr @@ -6,5 +6,5 @@ LL | ($wrong:t_ty) => () | = help: valid fragment specifiers are `ident`, `block`, `stmt`, `expr`, `pat`, `ty`, `lifetime`, `literal`, `path`, `meta`, `tt`, `item` and `vis` -error: aborting due to previous error +error: aborting due to 1 previous error diff --git a/tests/ui/lint/unused/unused-macro-with-follow-violation.stderr b/tests/ui/lint/unused/unused-macro-with-follow-violation.stderr index 5eced4f06..a8a41e081 100644 --- a/tests/ui/lint/unused/unused-macro-with-follow-violation.stderr +++ b/tests/ui/lint/unused/unused-macro-with-follow-violation.stderr @@ -6,5 +6,5 @@ LL | ($e:expr +) => () | = note: allowed there are: `=>`, `,` or `;` -error: aborting due to previous error +error: aborting due to 1 previous error diff --git a/tests/ui/lint/unused/unused-mut-warning-captured-var.stderr b/tests/ui/lint/unused/unused-mut-warning-captured-var.stderr index 20aeedcc2..d4fa96c10 100644 --- a/tests/ui/lint/unused/unused-mut-warning-captured-var.stderr +++ b/tests/ui/lint/unused/unused-mut-warning-captured-var.stderr @@ -12,5 +12,5 @@ note: the lint level is defined here LL | #![forbid(unused_mut)] | ^^^^^^^^^^ -error: aborting due to previous error +error: aborting due to 1 previous error diff --git a/tests/ui/lint/unused/unused-supertrait.stderr b/tests/ui/lint/unused/unused-supertrait.stderr index cb45add9c..c7ccf30ea 100644 --- a/tests/ui/lint/unused/unused-supertrait.stderr +++ b/tests/ui/lint/unused/unused-supertrait.stderr @@ -11,5 +11,5 @@ note: the lint level is defined here LL | #![deny(unused_must_use)] | ^^^^^^^^^^^^^^^ -error: aborting due to previous error +error: aborting due to 1 previous error |