diff options
Diffstat (limited to 'tests/ui/iterators')
| -rw-r--r-- | tests/ui/iterators/collect-into-slice.rs | 6 | ||||
| -rw-r--r-- | tests/ui/iterators/collect-into-slice.stderr | 12 |
2 files changed, 17 insertions, 1 deletions
diff --git a/tests/ui/iterators/collect-into-slice.rs b/tests/ui/iterators/collect-into-slice.rs index 5a8aacb1a..045d40a6f 100644 --- a/tests/ui/iterators/collect-into-slice.rs +++ b/tests/ui/iterators/collect-into-slice.rs @@ -14,4 +14,10 @@ fn main() { //~| NOTE doesn't have a size known at compile-time //~| NOTE doesn't have a size known at compile-time process_slice(&some_generated_vec); + + let some_generated_vec = (0..10).collect(); + //~^ ERROR a slice of type `&[i32]` cannot be built since we need to store the elements somewhere + //~| NOTE try explicitly collecting into a `Vec<{integer}>` + //~| NOTE required by a bound in `collect` + process_slice(some_generated_vec); } diff --git a/tests/ui/iterators/collect-into-slice.stderr b/tests/ui/iterators/collect-into-slice.stderr index 29fff8c51..07dc561f0 100644 --- a/tests/ui/iterators/collect-into-slice.stderr +++ b/tests/ui/iterators/collect-into-slice.stderr @@ -28,6 +28,16 @@ LL | let some_generated_vec = (0..10).collect(); note: required by a bound in `collect` --> $SRC_DIR/core/src/iter/traits/iterator.rs:LL:COL -error: aborting due to 3 previous errors +error[E0277]: a slice of type `&[i32]` cannot be built since we need to store the elements somewhere + --> $DIR/collect-into-slice.rs:18:38 + | +LL | let some_generated_vec = (0..10).collect(); + | ^^^^^^^ try explicitly collecting into a `Vec<{integer}>` + | + = help: the trait `FromIterator<{integer}>` is not implemented for `&[i32]` +note: required by a bound in `collect` + --> $SRC_DIR/core/src/iter/traits/iterator.rs:LL:COL + +error: aborting due to 4 previous errors For more information about this error, try `rustc --explain E0277`. |