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Improve overall performance (#6699)

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* Improve overall performance

* Clean up code

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* Remove needless ::

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* Remove needless ::

Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>
Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>
This commit is contained in:
pscott
2020-07-21 14:46:49 +02:00
committed by GitHub
parent ab82eb1c98
commit 046fda914a
73 changed files with 141 additions and 144 deletions
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substrate/primitives/state-machine/src/trie_backend.rs
+1 -1
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@@ -202,7 +202,7 @@ impl<S: TrieBackendStorage<H>, H: Hasher> Backend<H> for TrieBackend<S, H> where
let prefixed_storage_key = child_info.prefixed_storage_key();
let mut root = match self.storage(prefixed_storage_key.as_slice()) {
Ok(value) =>
value.and_then(|r| Decode::decode(&mut &r[..]).ok()).unwrap_or(default_root.clone()),
value.and_then(|r| Decode::decode(&mut &r[..]).ok()).unwrap_or_else(|| default_root.clone()),
Err(e) => {
warn!(target: "trie", "Failed to read child storage root: {}", e);
default_root.clone()