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Add migration for transaction-payment (#5673)

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Shawn Tabrizi
2020-04-17 09:56:17 +02:00
committed by GitHub
parent c5c9b56e94
commit 276b27a7d4
5 changed files with 51 additions and 4 deletions
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substrate/frame/support/src/storage/migration.rs
+1 -1
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@@ -159,7 +159,7 @@ pub fn get_storage_value<T: Decode + Sized>(module: &[u8], item: &[u8], hash: &[
frame_support::storage::unhashed::get::<T>(&key)
}
/// Get a particular value in storage by the `module`, the map's `item` name and the key `hash`.
/// Take a particular value in storage by the `module`, the map's `item` name and the key `hash`.
pub fn take_storage_value<T: Decode + Sized>(module: &[u8], item: &[u8], hash: &[u8]) -> Option<T> {
let mut key = vec![0u8; 32 + hash.len()];
key[0..16].copy_from_slice(&Twox128::hash(module));