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Make use of StorageHasher and HasherKind (#2836)

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* Make use of StorageHasher and HasherKind.

* Use Storagehasher hasher function for key2 of double map.

* Refactor to reuse hasher from implementation.

* Bump up since there is srml changes.

* Update metadata version.
This commit is contained in:
kaichao
2019-06-12 03:34:10 +08:00
committed by Bastian Köcher
parent c1654ecd23
commit cae324598f
8 changed files with 33 additions and 22 deletions
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substrate/srml/support/src/double_map.rs
+1 -1
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@@ -64,7 +64,7 @@ pub trait StorageDoubleMapWithHasher {
/// Get an entry from this map.
///
/// If there is entry stored under the given keys, returns `None`.
/// If there is no entry stored under the given keys, returns `None`.
fn get<Q, R>(k1: &Q, k2: &R) -> Option<Self::Value>
where
Self::Key1: Borrow<Q>,