diff options
Diffstat (limited to 'src/tools/clippy/tests/ui/fallible_impl_from.stderr')
| -rw-r--r-- | src/tools/clippy/tests/ui/fallible_impl_from.stderr | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/src/tools/clippy/tests/ui/fallible_impl_from.stderr b/src/tools/clippy/tests/ui/fallible_impl_from.stderr new file mode 100644 index 000000000..d637dbce5 --- /dev/null +++ b/src/tools/clippy/tests/ui/fallible_impl_from.stderr @@ -0,0 +1,93 @@ +error: consider implementing `TryFrom` instead + --> $DIR/fallible_impl_from.rs:5:1 + | +LL | / impl From<String> for Foo { +LL | | fn from(s: String) -> Self { +LL | | Foo(s.parse().unwrap()) +LL | | } +LL | | } + | |_^ + | +note: the lint level is defined here + --> $DIR/fallible_impl_from.rs:1:9 + | +LL | #![deny(clippy::fallible_impl_from)] + | ^^^^^^^^^^^^^^^^^^^^^^^^^^ + = help: `From` is intended for infallible conversions only. Use `TryFrom` if there's a possibility for the conversion to fail +note: potential failure(s) + --> $DIR/fallible_impl_from.rs:7:13 + | +LL | Foo(s.parse().unwrap()) + | ^^^^^^^^^^^^^^^^^^ + +error: consider implementing `TryFrom` instead + --> $DIR/fallible_impl_from.rs:26:1 + | +LL | / impl From<usize> for Invalid { +LL | | fn from(i: usize) -> Invalid { +LL | | if i != 42 { +LL | | panic!(); +... | +LL | | } +LL | | } + | |_^ + | + = help: `From` is intended for infallible conversions only. Use `TryFrom` if there's a possibility for the conversion to fail +note: potential failure(s) + --> $DIR/fallible_impl_from.rs:29:13 + | +LL | panic!(); + | ^^^^^^^^ + = note: this error originates in the macro `$crate::panic::panic_2021` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) + +error: consider implementing `TryFrom` instead + --> $DIR/fallible_impl_from.rs:35:1 + | +LL | / impl From<Option<String>> for Invalid { +LL | | fn from(s: Option<String>) -> Invalid { +LL | | let s = s.unwrap(); +LL | | if !s.is_empty() { +... | +LL | | } +LL | | } + | |_^ + | + = help: `From` is intended for infallible conversions only. Use `TryFrom` if there's a possibility for the conversion to fail +note: potential failure(s) + --> $DIR/fallible_impl_from.rs:37:17 + | +LL | let s = s.unwrap(); + | ^^^^^^^^^^ +LL | if !s.is_empty() { +LL | panic!("42"); + | ^^^^^^^^^^^^ +LL | } else if s.parse::<u32>().unwrap() != 42 { + | ^^^^^^^^^^^^^^^^^^^^^^^^^ +LL | panic!("{:?}", s); + | ^^^^^^^^^^^^^^^^^ + = note: this error originates in the macro `$crate::panic::panic_2021` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) + +error: consider implementing `TryFrom` instead + --> $DIR/fallible_impl_from.rs:53:1 + | +LL | / impl<'a> From<&'a mut <Box<u32> as ProjStrTrait>::ProjString> for Invalid { +LL | | fn from(s: &'a mut <Box<u32> as ProjStrTrait>::ProjString) -> Invalid { +LL | | if s.parse::<u32>().ok().unwrap() != 42 { +LL | | panic!("{:?}", s); +... | +LL | | } +LL | | } + | |_^ + | + = help: `From` is intended for infallible conversions only. Use `TryFrom` if there's a possibility for the conversion to fail +note: potential failure(s) + --> $DIR/fallible_impl_from.rs:55:12 + | +LL | if s.parse::<u32>().ok().unwrap() != 42 { + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +LL | panic!("{:?}", s); + | ^^^^^^^^^^^^^^^^^ + = note: this error originates in the macro `$crate::panic::panic_2021` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) + +error: aborting due to 4 previous errors + |