mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-12-30 06:53:27 +00:00
40 lines
1.5 KiB
Text
40 lines
1.5 KiB
Text
error: `into_iter` call on an empty collection
|
|
--> $DIR/iter_on_empty_collections.rs:6:16
|
|
|
|
|
LL | assert_eq!([].into_iter().next(), Option::<i32>::None);
|
|
| ^^^^^^^^^^^^^^ help: try: `std::iter::empty()`
|
|
|
|
|
= note: `-D clippy::iter-on-empty-collections` implied by `-D warnings`
|
|
|
|
error: `iter_mut` call on an empty collection
|
|
--> $DIR/iter_on_empty_collections.rs:7:16
|
|
|
|
|
LL | assert_eq!([].iter_mut().next(), Option::<&mut i32>::None);
|
|
| ^^^^^^^^^^^^^ help: try: `std::iter::empty()`
|
|
|
|
error: `iter` call on an empty collection
|
|
--> $DIR/iter_on_empty_collections.rs:8:16
|
|
|
|
|
LL | assert_eq!([].iter().next(), Option::<&i32>::None);
|
|
| ^^^^^^^^^ help: try: `std::iter::empty()`
|
|
|
|
error: `into_iter` call on an empty collection
|
|
--> $DIR/iter_on_empty_collections.rs:9:16
|
|
|
|
|
LL | assert_eq!(None.into_iter().next(), Option::<i32>::None);
|
|
| ^^^^^^^^^^^^^^^^ help: try: `std::iter::empty()`
|
|
|
|
error: `iter_mut` call on an empty collection
|
|
--> $DIR/iter_on_empty_collections.rs:10:16
|
|
|
|
|
LL | assert_eq!(None.iter_mut().next(), Option::<&mut i32>::None);
|
|
| ^^^^^^^^^^^^^^^ help: try: `std::iter::empty()`
|
|
|
|
error: `iter` call on an empty collection
|
|
--> $DIR/iter_on_empty_collections.rs:11:16
|
|
|
|
|
LL | assert_eq!(None.iter().next(), Option::<&i32>::None);
|
|
| ^^^^^^^^^^^ help: try: `std::iter::empty()`
|
|
|
|
error: aborting due to 6 previous errors
|
|
|