Struct trie::MemoryTrieMut

pub struct MemoryTrieMut { /* fields omitted */ }

A memory-backed trie.

Methods

impl MemoryTrieMut

fn build(map: &HashMap<Vec<u8>, Vec<u8>>) -> Self

Build a memory trie from a map.

Trait Implementations

impl Clone for MemoryTrieMut

fn clone(&self) -> MemoryTrieMut

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for MemoryTrieMut

fn fmt(&self, __arg_0: &mut Formatter) -> Result

Formats the value using the given formatter.

impl Default for MemoryTrieMut

fn default() -> Self

Returns the "default value" for a type.

impl Into<HashMap<H256, Vec<u8>>> for MemoryTrieMut

fn into(self) -> HashMap<H256, Vec<u8>>

Performs the conversion.

impl TrieMut for MemoryTrieMut

fn root(&self) -> H256

Get the root hash of the current trie.

fn insert(&mut self, key: &[u8], value: &[u8])

Insert a value to the trie.

fn delete(&mut self, key: &[u8])

Delete a value in the trie.

fn get(&self, key: &[u8]) -> Option<Vec<u8>>

Get a value in the trie.