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minor fix (#7828)

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kaichao
2021-01-05 19:55:21 +08:00
committed by GitHub
parent 6d6794ea71
commit d2eb87f5fc
6 changed files with 11 additions and 10 deletions
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substrate/primitives/state-machine/src/changes_trie/build_cache.rs
+1 -1
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@@ -34,7 +34,7 @@ use sp_core::storage::PrefixedStorageKey;
/// is inserted (because digest block will includes all keys from this entry).
/// When there's a fork, entries are pruned when first changes trie is inserted.
pub struct BuildCache<H, N> {
/// Map of block (implies changes true) number => changes trie root.
/// Map of block (implies changes trie) number => changes trie root.
roots_by_number: HashMap<N, H>,
/// Map of changes trie root => set of storage keys that are in this trie.
/// The `Option<Vec<u8>>` in inner `HashMap` stands for the child storage key.