1 #![warn(clippy::blocks_in_if_conditions)]
2 #![allow(unused, clippy::let_and_return)]
3
predicate<F: FnOnce(T) -> bool, T>(pfn: F, val: T) -> bool4 fn predicate<F: FnOnce(T) -> bool, T>(pfn: F, val: T) -> bool {
5 pfn(val)
6 }
7
pred_test()8 fn pred_test() {
9 let v = 3;
10 let sky = "blue";
11 // This is a sneaky case, where the block isn't directly in the condition,
12 // but is actually inside a closure that the condition is using.
13 // The same principle applies -- add some extra expressions to make sure
14 // linter isn't confused by them.
15 if v == 3
16 && sky == "blue"
17 && predicate(
18 |x| {
19 let target = 3;
20 x == target
21 },
22 v,
23 )
24 {}
25
26 if predicate(
27 |x| {
28 let target = 3;
29 x == target
30 },
31 v,
32 ) {}
33 }
34
closure_without_block()35 fn closure_without_block() {
36 if predicate(|x| x == 3, 6) {}
37 }
38
macro_in_closure()39 fn macro_in_closure() {
40 let option = Some(true);
41
42 if option.unwrap_or_else(|| unimplemented!()) {
43 unimplemented!()
44 }
45 }
46
47 #[rustfmt::skip]
main()48 fn main() {
49 let mut range = 0..10;
50 range.all(|i| {i < 10} );
51
52 let v = vec![1, 2, 3];
53 if v.into_iter().any(|x| {x == 4}) {
54 println!("contains 4!");
55 }
56 }
57