Trait trie_db::Query[][src]

pub trait Query<H: Hasher> {
    type Item;
    fn decode(self, data: &[u8]) -> Self::Item;

    fn record(&mut self, _hash: &H::Out, _data: &[u8], _depth: u32) { ... }
}
Expand description

Description of what kind of query will be made to the trie.

This is implemented for any &mut recorder (where the query will return a DBValue), any function taking raw bytes (where no recording will be made), or any tuple of (&mut Recorder, FnOnce(&u8))

Associated Types

Output item.

Required methods

Decode a byte-slice into the desired item.

Provided methods

Record that a node has been passed through.

Implementations on Foreign Types

Implementors