Struct sp_trie::Recorder

pub struct Recorder<L>
where
    L: TrieLayout,
{ /* private fields */ }

Various re-exports from the trie-db crate. Records trie nodes as they pass it.

Implementations

impl<L> Recorder<L>

where L: TrieLayout,

pub fn new() -> Recorder<L>

Create a new Recorder which records all given nodes.

pub fn drain(&mut self) -> Vec<Record<<<L as TrieLayout>::Hash as Hasher>::Out>>

Drain all visited records.

Trait Implementations

impl<L> Debug for Recorder<L>

where L: Debug + TrieLayout,

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.

impl<L> Default for Recorder<L>

where L: TrieLayout,

fn default() -> Recorder<L>

Returns the “default value” for a type.

impl<L> TrieRecorder<<<L as TrieLayout>::Hash as Hasher>::Out> for Recorder<L>

where L: TrieLayout,

fn record<'a>( &mut self, access: TrieAccess<'a, <<L as TrieLayout>::Hash as Hasher>::Out> )

Record the given TrieAccess.

fn trie_nodes_recorded_for_key(&self, key: &[u8]) -> RecordedForKey

Check if we have recorded any trie nodes for the given key.