mirror of
https://github.com/rust-lang/rust-clippy
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152 lines
7.4 KiB
Text
152 lines
7.4 KiB
Text
error: replacing an `Option` with `None`
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--> tests/ui/mem_replace.rs:13:13
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LL | let _ = mem::replace(&mut an_option, None);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider `Option::take()` instead: `an_option.take()`
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= note: `-D clippy::mem-replace-option-with-none` implied by `-D warnings`
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= help: to override `-D warnings` add `#[allow(clippy::mem_replace_option_with_none)]`
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error: replacing an `Option` with `None`
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--> tests/ui/mem_replace.rs:15:13
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LL | let _ = mem::replace(an_option, None);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider `Option::take()` instead: `an_option.take()`
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error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
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--> tests/ui/mem_replace.rs:20:13
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LL | let _ = std::mem::replace(&mut s, String::default());
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut s)`
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= note: `-D clippy::mem-replace-with-default` implied by `-D warnings`
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= help: to override `-D warnings` add `#[allow(clippy::mem_replace_with_default)]`
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error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
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--> tests/ui/mem_replace.rs:23:13
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LL | let _ = std::mem::replace(s, String::default());
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(s)`
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error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
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--> tests/ui/mem_replace.rs:24:13
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LL | let _ = std::mem::replace(s, Default::default());
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(s)`
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error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
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--> tests/ui/mem_replace.rs:27:13
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LL | let _ = std::mem::replace(&mut v, Vec::default());
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut v)`
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error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
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--> tests/ui/mem_replace.rs:28:13
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LL | let _ = std::mem::replace(&mut v, Default::default());
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut v)`
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error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
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--> tests/ui/mem_replace.rs:29:13
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LL | let _ = std::mem::replace(&mut v, Vec::new());
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut v)`
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error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
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--> tests/ui/mem_replace.rs:30:13
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LL | let _ = std::mem::replace(&mut v, vec![]);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut v)`
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error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
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--> tests/ui/mem_replace.rs:33:13
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LL | let _ = std::mem::replace(&mut hash_map, HashMap::new());
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut hash_map)`
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error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
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--> tests/ui/mem_replace.rs:36:13
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LL | let _ = std::mem::replace(&mut btree_map, BTreeMap::new());
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut btree_map)`
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error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
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--> tests/ui/mem_replace.rs:39:13
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LL | let _ = std::mem::replace(&mut vd, VecDeque::new());
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut vd)`
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error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
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--> tests/ui/mem_replace.rs:42:13
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LL | let _ = std::mem::replace(&mut hash_set, HashSet::new());
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut hash_set)`
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error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
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--> tests/ui/mem_replace.rs:45:13
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LL | let _ = std::mem::replace(&mut btree_set, BTreeSet::new());
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut btree_set)`
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error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
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--> tests/ui/mem_replace.rs:48:13
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LL | let _ = std::mem::replace(&mut list, LinkedList::new());
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut list)`
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error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
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--> tests/ui/mem_replace.rs:51:13
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LL | let _ = std::mem::replace(&mut binary_heap, BinaryHeap::new());
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut binary_heap)`
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error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
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--> tests/ui/mem_replace.rs:54:13
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LL | let _ = std::mem::replace(&mut tuple, (vec![], BinaryHeap::new()));
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut tuple)`
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error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
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--> tests/ui/mem_replace.rs:57:13
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LL | let _ = std::mem::replace(&mut refstr, "");
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut refstr)`
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error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
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--> tests/ui/mem_replace.rs:60:13
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LL | let _ = std::mem::replace(&mut slice, &[]);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut slice)`
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error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
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--> tests/ui/mem_replace.rs:96:13
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LL | let _ = std::mem::replace(&mut s, String::default());
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut s)`
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error: replacing an `Option` with `None`
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--> tests/ui/mem_replace.rs:126:13
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LL | let _ = std::mem::replace(&mut f.0, None);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider `Option::take()` instead: `f.0.take()`
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error: replacing an `Option` with `None`
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--> tests/ui/mem_replace.rs:127:13
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LL | let _ = std::mem::replace(&mut *f, None);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider `Option::take()` instead: `(*f).take()`
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error: replacing an `Option` with `None`
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--> tests/ui/mem_replace.rs:128:13
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LL | let _ = std::mem::replace(&mut b.opt, None);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider `Option::take()` instead: `b.opt.take()`
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error: replacing a value of type `T` with `T::default()` is better expressed using `std::mem::take`
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--> tests/ui/mem_replace.rs:130:13
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LL | let _ = std::mem::replace(&mut b.val, String::default());
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `std::mem::take(&mut b.val)`
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error: aborting due to 24 previous errors
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