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Use mem::take instead of mem::replace where appropriate (#5846)

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* replace replace with take

* Update client/api/src/cht.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* Update client/api/src/cht.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>
This commit is contained in:
Nikolay VolfandBastian Köcher authored and GitHub committed 2020-04-30 12:53:36 +00:00
1 parent c3a6d8a881
commit c09bb1f350
11 files changed
+21 -21
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substrate/primitives/state-machine/src/basic.rs
+2 -2
View File
@@ -82,8 +82,8 @@ impl BasicExternalities {
) -> R {
let mut ext = Self {
inner: Storage {
top: std::mem::replace(&mut storage.top, Default::default()),
children_default: std::mem::replace(&mut storage.children_default, Default::default()),
top: std::mem::take(&mut storage.top),
children_default: std::mem::take(&mut storage.children_default),
},
extensions: Default::default(),
};
substrate/primitives/state-machine/src/overlayed_changes.rs
+2 -2
View File
@@ -489,10 +489,10 @@ impl OverlayedChanges {
) {
assert!(self.prospective.is_empty());
(
std::mem::replace(&mut self.committed.top, Default::default())
std::mem::take(&mut self.committed.top)
.into_iter()
.map(|(k, v)| (k, v.value)),
std::mem::replace(&mut self.committed.children_default, Default::default())
std::mem::take(&mut self.committed.children_default)
.into_iter()
.map(|(sk, (v, ci))| (sk, (v.into_iter().map(|(k, v)| (k, v.value)), ci))),
)