diff options
| -rw-r--r-- | tests/ui/iter_next_loop.rs | 2 | ||||
| -rw-r--r-- | tests/ui/iter_next_loop.stderr | 10 |
2 files changed, 7 insertions, 5 deletions
diff --git a/tests/ui/iter_next_loop.rs b/tests/ui/iter_next_loop.rs index 548b799de44..d425f4da0e8 100644 --- a/tests/ui/iter_next_loop.rs +++ b/tests/ui/iter_next_loop.rs @@ -3,7 +3,7 @@ fn main() { let x = [1, 2, 3, 4]; - for _ in vec.iter().next() {} + for _ in x.iter().next() {} struct Unrelated(&'static [u8]); impl Unrelated { diff --git a/tests/ui/iter_next_loop.stderr b/tests/ui/iter_next_loop.stderr index 85c23f4e709..acc55031c3b 100644 --- a/tests/ui/iter_next_loop.stderr +++ b/tests/ui/iter_next_loop.stderr @@ -1,9 +1,11 @@ -error[E0423]: expected value, found macro `vec` +error: you are iterating over `Iterator::next()` which is an Option; this will compile but is probably not what you want --> tests/ui/iter_next_loop.rs:6:14 | -LL | for _ in vec.iter().next() {} - | ^^^ not a value +LL | for _ in x.iter().next() {} + | ^^^^^^^^^^^^^^^ + | + = note: `-D clippy::iter-next-loop` implied by `-D warnings` + = help: to override `-D warnings` add `#[allow(clippy::iter_next_loop)]` error: aborting due to 1 previous error -For more information about this error, try `rustc --explain E0423`. |