Trait sp_trie::KeyFunction

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pub trait KeyFunction<H>
where H: Hasher,
{ type Key: Send + Sync + Clone + Hash + Eq + MaybeDebug + Ord; // Required method fn key(hash: &<H as Hasher>::Out, prefix: (&[u8], Option<u8>)) -> Self::Key; }
Expand description

Various re-exports from the memory-db crate.

Required Associated Types§

Required Methods§

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fn key(hash: &<H as Hasher>::Out, prefix: (&[u8], Option<u8>)) -> Self::Key

Object Safety§

This trait is not object safe.

Implementors§

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impl<H> KeyFunction<H> for LegacyPrefixedKey<H>
where H: Hasher,

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type Key = Vec<u8>

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impl<H> KeyFunction<H> for HashKey<H>
where H: Hasher,

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type Key = <H as Hasher>::Out

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impl<H> KeyFunction<H> for PrefixedKey<H>
where H: Hasher,

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type Key = Vec<u8>