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Simplify some Option / Result / ? operator patterns (#8653)

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* Simplify some Option / Result / ? operator patterns

When those match a combinator exactly.

Tool-aided by [comby-rust](https://github.com/huitseeker/comby-rust).

* adjust after review

* adjust post-review
This commit is contained in:
François Garillot
2021-04-23 09:36:10 -04:00
committed by GitHub
parent 541692c4a8
commit 052be8bbef
37 changed files with 77 additions and 188 deletions
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substrate/frame/contracts/src/migration.rs
+1 -5
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@@ -26,16 +26,12 @@ pub fn migrate<T: Config>() -> Weight {
Some(version) if version == PalletVersion::new(3, 0, 0) => {
weight = weight.saturating_add(T::DbWeight::get().reads_writes(1, 1));
let _ = <CurrentSchedule<T>>::translate::<u32, _>(|version| {
if let Some(version) = version {
Some(Schedule {
version.map(|version| Schedule {
version: version.saturating_add(1),
// Default limits were not decreased. Therefore it is OK to overwrite
// the schedule with the new defaults.
.. Default::default()
})
} else {
None
}
});
}
_ => (),