rust/tests/ui/mem_replace.stderr

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error: replacing an `Option` with `None`
--> $DIR/mem_replace.rs:14:13
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|
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LL | let _ = mem::replace(&mut an_option, None);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider `Option::take()` instead: `an_option.take()`
|
= note: `-D clippy::mem-replace-option-with-none` implied by `-D warnings`
= help: to override `-D warnings` add `#[allow(clippy::mem_replace_option_with_none)]`
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error: replacing an `Option` with `None`
--> $DIR/mem_replace.rs:16:13
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|
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LL | let _ = mem::replace(an_option, None);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider `Option::take()` instead: `an_option.take()`
error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
--> $DIR/mem_replace.rs:21:13
|
LL | let _ = std::mem::replace(&mut s, String::default());
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut s)`
|
= note: `-D clippy::mem-replace-with-default` implied by `-D warnings`
= help: to override `-D warnings` add `#[allow(clippy::mem_replace_with_default)]`
error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
--> $DIR/mem_replace.rs:24:13
|
LL | let _ = std::mem::replace(s, String::default());
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(s)`
error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
--> $DIR/mem_replace.rs:25:13
|
LL | let _ = std::mem::replace(s, Default::default());
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(s)`
error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
--> $DIR/mem_replace.rs:28:13
|
LL | let _ = std::mem::replace(&mut v, Vec::default());
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut v)`
error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
--> $DIR/mem_replace.rs:29:13
|
LL | let _ = std::mem::replace(&mut v, Default::default());
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut v)`
error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
--> $DIR/mem_replace.rs:30:13
|
LL | let _ = std::mem::replace(&mut v, Vec::new());
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut v)`
error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
--> $DIR/mem_replace.rs:31:13
|
LL | let _ = std::mem::replace(&mut v, vec![]);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut v)`
error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
--> $DIR/mem_replace.rs:34:13
|
LL | let _ = std::mem::replace(&mut hash_map, HashMap::new());
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut hash_map)`
error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
--> $DIR/mem_replace.rs:37:13
|
LL | let _ = std::mem::replace(&mut btree_map, BTreeMap::new());
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut btree_map)`
error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
--> $DIR/mem_replace.rs:40:13
|
LL | let _ = std::mem::replace(&mut vd, VecDeque::new());
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut vd)`
error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
--> $DIR/mem_replace.rs:43:13
|
LL | let _ = std::mem::replace(&mut hash_set, HashSet::new());
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut hash_set)`
error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
--> $DIR/mem_replace.rs:46:13
|
LL | let _ = std::mem::replace(&mut btree_set, BTreeSet::new());
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut btree_set)`
error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
--> $DIR/mem_replace.rs:49:13
|
LL | let _ = std::mem::replace(&mut list, LinkedList::new());
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut list)`
error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
--> $DIR/mem_replace.rs:52:13
|
LL | let _ = std::mem::replace(&mut binary_heap, BinaryHeap::new());
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut binary_heap)`
error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
--> $DIR/mem_replace.rs:55:13
|
LL | let _ = std::mem::replace(&mut tuple, (vec![], BinaryHeap::new()));
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut tuple)`
error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
--> $DIR/mem_replace.rs:58:13
|
LL | let _ = std::mem::replace(&mut refstr, "");
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut refstr)`
error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
--> $DIR/mem_replace.rs:61:13
|
LL | let _ = std::mem::replace(&mut slice, &[]);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut slice)`
error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
--> $DIR/mem_replace.rs:89:13
|
LL | let _ = std::mem::replace(&mut s, String::default());
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut s)`
error: replacing an `Option` with `None`
--> $DIR/mem_replace.rs:119:13
|
LL | let _ = std::mem::replace(&mut f.0, None);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider `Option::take()` instead: `f.0.take()`
error: replacing an `Option` with `None`
--> $DIR/mem_replace.rs:120:13
|
LL | let _ = std::mem::replace(&mut *f, None);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider `Option::take()` instead: `(*f).take()`
error: replacing an `Option` with `None`
--> $DIR/mem_replace.rs:121:13
|
LL | let _ = std::mem::replace(&mut b.opt, None);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider `Option::take()` instead: `b.opt.take()`
error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
--> $DIR/mem_replace.rs:123:13
|
LL | let _ = std::mem::replace(&mut b.val, String::default());
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut b.val)`
error: aborting due to 24 previous errors