rust-clippy/tests/ui/unnecessary_fold.stderr
2019-08-14 19:35:17 +02:00

40 lines
1.6 KiB
Text

error: this `.fold` can be written more succinctly using another method
--> $DIR/unnecessary_fold.rs:8:20
|
LL | let _ = (0..3).fold(false, |acc, x| acc || x > 2);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `any(|x| x > 2)`
|
= note: `-D clippy::unnecessary-fold` implied by `-D warnings`
error: this `.fold` can be written more succinctly using another method
--> $DIR/unnecessary_fold.rs:10:20
|
LL | let _ = (0..3).fold(true, |acc, x| acc && x > 2);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `all(|x| x > 2)`
error: this `.fold` can be written more succinctly using another method
--> $DIR/unnecessary_fold.rs:12:25
|
LL | let _: i32 = (0..3).fold(0, |acc, x| acc + x);
| ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `sum()`
error: this `.fold` can be written more succinctly using another method
--> $DIR/unnecessary_fold.rs:14:25
|
LL | let _: i32 = (0..3).fold(1, |acc, x| acc * x);
| ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `product()`
error: this `.fold` can be written more succinctly using another method
--> $DIR/unnecessary_fold.rs:19:41
|
LL | let _: bool = (0..3).map(|x| 2 * x).fold(false, |acc, x| acc || x > 2);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `any(|x| x > 2)`
error: this `.fold` can be written more succinctly using another method
--> $DIR/unnecessary_fold.rs:49:10
|
LL | .fold(false, |acc, x| acc || x > 2);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `any(|x| x > 2)`
error: aborting due to 6 previous errors