4 clippy::redundant_closure_call,
5 clippy::many_single_char_names,
6 clippy::needless_pass_by_value,
7 clippy::option_map_unit_fn,
8 clippy::trivially_copy_pass_by_ref
10 #![warn(clippy::redundant_closure, clippy::needless_borrow)]
13 let a = Some(1u8).map(|a| foo(a));
15 let c = Some(1u8).map(|a| {1+2; foo}(a));
16 let d = Some(1u8).map(|a| foo((|b| foo2(b))(a))); //is adjusted?
17 all(&[1, 2, 3], &&2, |x, y| below(x, y)); //is adjusted
19 Some(1u8).map(|a| unsafe_fn(a)); // unsafe fn
23 let e = Some(1u8).map(|a| divergent(a));
24 let e = Some(1u8).map(|a| generic(a));
25 let e = Some(1u8).map(generic);
27 let a: Option<Box<::std::ops::Deref<Target = [i32]>>> =
28 Some(vec![1i32, 2]).map(|v| -> Box<::std::ops::Deref<Target = [i32]>> { Box::new(v) });
40 fn foo2(_: u8) -> u8 {
44 fn all<X, F>(x: &[X], y: &X, f: F) -> bool
46 F: Fn(&X, &X) -> bool,
48 x.iter().all(|e| f(e, y))
51 fn below(x: &u8, y: &u8) -> bool {
55 unsafe fn unsafe_fn(_: u8) {}
57 fn divergent(_: u8) -> ! {
61 fn generic<T>(_: T) -> u8 {