Trait Storage
sp_state_machine
pub trait Storage<H: Hasher>: Send + Sync { fn get( &self, key: &H::Out, prefix: Prefix<'_> ) -> Result<Option<DBValue>, String>; }
Patricia trie-based storage trait.
fn get( &self, key: &H::Out, prefix: Prefix<'_>) -> Result<Option<DBValue>, String>
Get a trie node.