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Fix linked map for trait types and Option (#1809)

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* Fix linked map for traits.

* Fix Option<_> variant.

*  Improve naming a tad

* Rebuild runtime

* Encapsulate private data in the inner module.

* Bump impl version.

* Fix deriving codec in srml-example.

* Fix derivation without importing parity-codec-derive.

* Fix config() for map.
This commit is contained in:
Tomasz Drwięga
2019-02-18 19:23:00 +01:00
committed by Gav Wood
parent 72bb8ef4c5
commit 9a2f1b2007
12 changed files with 238 additions and 148 deletions
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substrate/srml/support/src/storage/mod.rs
+2 -2
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@@ -345,7 +345,7 @@ pub trait EnumerableStorageMap<K: Codec, V: Codec>: StorageMap<K, V> {
fn head() -> Option<K>;
/// Enumerate all elements in the map.
fn enumerate() -> Box<dyn Iterator<Item = (K, V)>>;
fn enumerate() -> Box<dyn Iterator<Item = (K, V)>> where K: 'static, V: 'static;
}
impl<K: Codec, V: Codec, U> EnumerableStorageMap<K, V> for U where U: generator::EnumerableStorageMap<K, V> {
@@ -353,7 +353,7 @@ impl<K: Codec, V: Codec, U> EnumerableStorageMap<K, V> for U where U: generator:
<U as generator::EnumerableStorageMap<K, V>>::head(&RuntimeStorage)
}
fn enumerate() -> Box<dyn Iterator<Item = (K, V)>> {
fn enumerate() -> Box<dyn Iterator<Item = (K, V)>> where K: 'static, V: 'static {
<U as generator::EnumerableStorageMap<K, V>>::enumerate(&RuntimeStorage)
}
}