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Commit | Line | Data |
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f20569fa XL |
1 | error: using `.clone()` on a ref-counted pointer |
2 | --> $DIR/unnecessary_clone.rs:23:5 | |
3 | | | |
4 | LL | rc.clone(); | |
5 | | ^^^^^^^^^^ help: try this: `Rc::<bool>::clone(&rc)` | |
6 | | | |
7 | = note: `-D clippy::clone-on-ref-ptr` implied by `-D warnings` | |
8 | ||
9 | error: using `.clone()` on a ref-counted pointer | |
10 | --> $DIR/unnecessary_clone.rs:26:5 | |
11 | | | |
12 | LL | arc.clone(); | |
13 | | ^^^^^^^^^^^ help: try this: `Arc::<bool>::clone(&arc)` | |
14 | ||
15 | error: using `.clone()` on a ref-counted pointer | |
16 | --> $DIR/unnecessary_clone.rs:29:5 | |
17 | | | |
18 | LL | rcweak.clone(); | |
19 | | ^^^^^^^^^^^^^^ help: try this: `Weak::<bool>::clone(&rcweak)` | |
20 | ||
21 | error: using `.clone()` on a ref-counted pointer | |
22 | --> $DIR/unnecessary_clone.rs:32:5 | |
23 | | | |
24 | LL | arc_weak.clone(); | |
25 | | ^^^^^^^^^^^^^^^^ help: try this: `Weak::<bool>::clone(&arc_weak)` | |
26 | ||
27 | error: using `.clone()` on a ref-counted pointer | |
28 | --> $DIR/unnecessary_clone.rs:36:33 | |
29 | | | |
30 | LL | let _: Arc<dyn SomeTrait> = x.clone(); | |
31 | | ^^^^^^^^^ help: try this: `Arc::<SomeImpl>::clone(&x)` | |
32 | ||
33 | error: using `clone` on type `T` which implements the `Copy` trait | |
34 | --> $DIR/unnecessary_clone.rs:40:5 | |
35 | | | |
36 | LL | t.clone(); | |
37 | | ^^^^^^^^^ help: try removing the `clone` call: `t` | |
38 | | | |
39 | = note: `-D clippy::clone-on-copy` implied by `-D warnings` | |
40 | ||
41 | error: using `clone` on type `std::option::Option<T>` which implements the `Copy` trait | |
42 | --> $DIR/unnecessary_clone.rs:42:5 | |
43 | | | |
44 | LL | Some(t).clone(); | |
45 | | ^^^^^^^^^^^^^^^ help: try removing the `clone` call: `Some(t)` | |
46 | ||
47 | error: using `clone` on a double-reference; this will copy the reference of type `&std::vec::Vec<i32>` instead of cloning the inner type | |
48 | --> $DIR/unnecessary_clone.rs:48:22 | |
49 | | | |
50 | LL | let z: &Vec<_> = y.clone(); | |
51 | | ^^^^^^^^^ | |
52 | | | |
53 | = note: `#[deny(clippy::clone_double_ref)]` on by default | |
54 | help: try dereferencing it | |
55 | | | |
56 | LL | let z: &Vec<_> = &(*y).clone(); | |
57 | | ^^^^^^^^^^^^^ | |
58 | help: or try being explicit if you are sure, that you want to clone a reference | |
59 | | | |
60 | LL | let z: &Vec<_> = <&std::vec::Vec<i32>>::clone(y); | |
61 | | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | |
62 | ||
63 | error: using `clone` on type `many_derefs::E` which implements the `Copy` trait | |
64 | --> $DIR/unnecessary_clone.rs:84:20 | |
65 | | | |
66 | LL | let _: E = a.clone(); | |
67 | | ^^^^^^^^^ help: try dereferencing it: `*****a` | |
68 | ||
69 | error: using `clone` on a double-reference; this will copy the reference of type `&[u8]` instead of cloning the inner type | |
70 | --> $DIR/unnecessary_clone.rs:89:22 | |
71 | | | |
72 | LL | let _ = &mut encoded.clone(); | |
73 | | ^^^^^^^^^^^^^^^ | |
74 | | | |
75 | help: try dereferencing it | |
76 | | | |
77 | LL | let _ = &mut &(*encoded).clone(); | |
78 | | ^^^^^^^^^^^^^^^^^^^ | |
79 | help: or try being explicit if you are sure, that you want to clone a reference | |
80 | | | |
81 | LL | let _ = &mut <&[u8]>::clone(encoded); | |
82 | | ^^^^^^^^^^^^^^^^^^^^^^^ | |
83 | ||
84 | error: using `clone` on a double-reference; this will copy the reference of type `&[u8]` instead of cloning the inner type | |
85 | --> $DIR/unnecessary_clone.rs:90:18 | |
86 | | | |
87 | LL | let _ = &encoded.clone(); | |
88 | | ^^^^^^^^^^^^^^^ | |
89 | | | |
90 | help: try dereferencing it | |
91 | | | |
92 | LL | let _ = &&(*encoded).clone(); | |
93 | | ^^^^^^^^^^^^^^^^^^^ | |
94 | help: or try being explicit if you are sure, that you want to clone a reference | |
95 | | | |
96 | LL | let _ = &<&[u8]>::clone(encoded); | |
97 | | ^^^^^^^^^^^^^^^^^^^^^^^ | |
98 | ||
99 | error: using `.clone()` on a ref-counted pointer | |
100 | --> $DIR/unnecessary_clone.rs:108:14 | |
101 | | | |
102 | LL | Some(try_opt!(Some(rc)).clone()) | |
103 | | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `Rc::<u8>::clone(&try_opt!(Some(rc)))` | |
104 | ||
105 | error: aborting due to 12 previous errors | |
106 |