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Diffstat (limited to 'tests/ui/single-use-lifetime/one-use-in-fn-argument.stderr')
-rw-r--r-- | tests/ui/single-use-lifetime/one-use-in-fn-argument.stderr | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/tests/ui/single-use-lifetime/one-use-in-fn-argument.stderr b/tests/ui/single-use-lifetime/one-use-in-fn-argument.stderr new file mode 100644 index 000000000..93f16f5ba --- /dev/null +++ b/tests/ui/single-use-lifetime/one-use-in-fn-argument.stderr @@ -0,0 +1,59 @@ +error: lifetime parameter `'a` only used once + --> $DIR/one-use-in-fn-argument.rs:8:6 + | +LL | fn a<'a>(x: &'a u32) { + | ^^ -- ...is used only here + | | + | this lifetime... + | +note: the lint level is defined here + --> $DIR/one-use-in-fn-argument.rs:1:9 + | +LL | #![deny(single_use_lifetimes)] + | ^^^^^^^^^^^^^^^^^^^^ +help: elide the single-use lifetime + | +LL - fn a<'a>(x: &'a u32) { +LL + fn a(x: &u32) { + | + +error: lifetime parameter `'m` only used once + --> $DIR/one-use-in-fn-argument.rs:15:11 + | +LL | fn center<'m>(_: Single<'m>) {} + | ^^ -- ...is used only here + | | + | this lifetime... + | +help: elide the single-use lifetime + | +LL - fn center<'m>(_: Single<'m>) {} +LL + fn center(_: Single<'_>) {} + | + +error: lifetime parameter `'y` only used once + --> $DIR/one-use-in-fn-argument.rs:17:13 + | +LL | fn left<'x, 'y>(foo: Double<'x, 'y>) -> &'x u32 { foo.f } + | ^^ this lifetime... -- ...is used only here + | +help: elide the single-use lifetime + | +LL - fn left<'x, 'y>(foo: Double<'x, 'y>) -> &'x u32 { foo.f } +LL + fn left<'x>(foo: Double<'x, '_>) -> &'x u32 { foo.f } + | + +error: lifetime parameter `'x` only used once + --> $DIR/one-use-in-fn-argument.rs:19:10 + | +LL | fn right<'x, 'y>(foo: Double<'x, 'y>) -> &'y u32 { foo.f } + | ^^ this lifetime... -- ...is used only here + | +help: elide the single-use lifetime + | +LL - fn right<'x, 'y>(foo: Double<'x, 'y>) -> &'y u32 { foo.f } +LL + fn right<'y>(foo: Double<'_, 'y>) -> &'y u32 { foo.f } + | + +error: aborting due to 4 previous errors + |