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frame_support::pallet_prelude: reexport StorageVersion (#11408)

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* frame_support::pallet_prelude: reexport StorageVersion

Signed-off-by: koushiro <koushiro.cqx@gmail.com>

* cargo fmt

Signed-off-by: koushiro <koushiro.cqx@gmail.com>
This commit is contained in:
Qinxuan Chen authored and GitHub committed 2022-05-17 20:28:34 +02:00
1 parent f64470529e
commit 8bce841d70
16 files changed
+44 -51
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substrate/frame/contracts/src/migration.rs
-2
View File
@@ -28,8 +28,6 @@ use sp_std::{marker::PhantomData, prelude::*};
/// Wrapper for all migrations of this pallet, based on `StorageVersion`.
pub fn migrate<T: Config>() -> Weight {
use frame_support::traits::StorageVersion;
let version = StorageVersion::get::<Pallet<T>>();
let mut weight: Weight = 0;