Trait State

pub trait State {
    type Error: StdError;

    // Required methods
    fn basic(
        &mut self,
        address: Address,
    ) -> Result<Option<AccountInfo>, Self::Error>;
    fn code_by_hash(&mut self, code_hash: B256) -> Result<Bytecode, Self::Error>;
    fn storage(
        &mut self,
        address: Address,
        index: StorageKey,
    ) -> Result<StorageValue, Self::Error>;
}

Required Associated Types

type Error: StdError

Required Methods

fn basic( &mut self, address: Address, ) -> Result<Option<AccountInfo>, Self::Error>

Gets basic account information.

fn code_by_hash(&mut self, code_hash: B256) -> Result<Bytecode, Self::Error>

Gets account code by its hash.

fn storage( &mut self, address: Address, index: StorageKey, ) -> Result<StorageValue, Self::Error>

Gets storage value of address at index.

Implementations on Foreign Types

impl<'a, T: 'a + State + ?Sized> State for &'a mut T

type Error = <T as State>::Error

fn basic( &mut self, address: Address, ) -> Result<Option<AccountInfo>, Self::Error>

fn code_by_hash(&mut self, code_hash: B256) -> Result<Bytecode, Self::Error>

fn storage( &mut self, address: Address, index: StorageKey, ) -> Result<StorageValue, Self::Error>

impl<T> State for &T

where T: StateRef,

type Error = <T as StateRef>::Error

fn basic( &mut self, address: Address, ) -> Result<Option<AccountInfo>, Self::Error>

fn code_by_hash(&mut self, code_hash: B256) -> Result<Bytecode, Self::Error>

fn storage( &mut self, address: Address, index: StorageKey, ) -> Result<StorageValue, Self::Error>

impl<T> State for Arc<T>

where T: StateRef,

type Error = <T as StateRef>::Error

fn basic( &mut self, address: Address, ) -> Result<Option<AccountInfo>, Self::Error>

fn code_by_hash(&mut self, code_hash: B256) -> Result<Bytecode, Self::Error>

fn storage( &mut self, address: Address, index: StorageKey, ) -> Result<StorageValue, Self::Error>

impl<T: State + ?Sized> State for Box<T>

type Error = <T as State>::Error

fn basic( &mut self, address: Address, ) -> Result<Option<AccountInfo>, Self::Error>

fn code_by_hash(&mut self, code_hash: B256) -> Result<Bytecode, Self::Error>

fn storage( &mut self, address: Address, index: StorageKey, ) -> Result<StorageValue, Self::Error>

Implementors