Struct sp_core::offchain::OffchainDbExt

pub struct OffchainDbExt(pub Box<dyn DbExternalities>);

The offchain database extension that will be registered at the Substrate externalities.

Tuple Fields

0: Box<dyn DbExternalities>

Implementations

impl OffchainDbExt

pub fn new<O: DbExternalities + 'static>(offchain: O) -> Self

Create a new instance of OffchainDbExt.

Trait Implementations

impl DerefMut for OffchainDbExt

fn deref_mut(&mut self) -> &mut Self::Target

Mutably dereferences the value.

impl Extension for OffchainDbExt

fn as_mut_any(&mut self) -> &mut dyn Any

Return the extension as &mut dyn Any.

fn type_id(&self) -> TypeId

Get the TypeId of this Extension.

impl From<Box<dyn DbExternalities>> for OffchainDbExt

fn from(inner: Box<dyn DbExternalities>) -> Self

Converts to this type from the input type.

impl Deref for OffchainDbExt

type Target = Box<dyn DbExternalities>

The resulting type after dereferencing.

fn deref(&self) -> &Self::Target

Dereferences the value.