Struct sp_state_machine::Ext[][src]

pub struct Ext<'a, H, N, B> where
    H: Hasher,
    B: 'a + Backend<H>,
    N: BlockNumber
{ pub id: u16, // some fields omitted }

Wraps a read-only backend, call executor, and current overlayed changes.

Fields

id: u16

Pseudo-unique id used for tracing.

Implementations

impl<'a, H, N, B> Ext<'a, H, N, B> where
    H: Hasher,
    B: Backend<H>,
    N: BlockNumber
[src]

pub fn new(
    overlay: &'a mut OverlayedChanges,
    offchain_overlay: &'a mut OffchainOverlayedChanges,
    storage_transaction_cache: &'a mut StorageTransactionCache<B::Transaction, H, N>,
    backend: &'a B,
    changes_trie_state: Option<ChangesTrieState<'a, H, N>>,
    extensions: Option<&'a mut Extensions>
) -> Self
[src]

Create a new Ext from overlayed changes and read-only backend

pub fn get_offchain_storage_changes(&self) -> &OffchainOverlayedChanges[src]

Read only accessor for the scheduled overlay changes.

Trait Implementations

impl<'a, H, N, B> ExtensionStore for Ext<'a, H, N, B> where
    H: Hasher,
    B: 'a + Backend<H>,
    N: BlockNumber
[src]

impl<'a, H, N, B> Externalities for Ext<'a, H, N, B> where
    H: Hasher,
    H::Out: Ord + 'static + Codec,
    B: Backend<H>,
    N: BlockNumber
[src]

Auto Trait Implementations

impl<'a, H, N, B> !RefUnwindSafe for Ext<'a, H, N, B>

impl<'a, H, N, B> Send for Ext<'a, H, N, B> where
    B: Sync

impl<'a, H, N, B> !Sync for Ext<'a, H, N, B>

impl<'a, H, N, B> Unpin for Ext<'a, H, N, B> where
    N: Unpin

impl<'a, H, N, B> !UnwindSafe for Ext<'a, H, N, B>

Blanket Implementations

impl<T> Any for T where
    T: 'static + ?Sized
[src]

impl<T> Borrow<T> for T where
    T: ?Sized
[src]

impl<T> BorrowMut<T> for T where
    T: ?Sized
[src]

impl<T> From<T> for T[src]

impl<T> Instrument for T[src]

impl<T, U> Into<U> for T where
    U: From<T>, 
[src]

impl<T, Outer> IsWrappedBy<Outer> for T where
    T: From<Outer>,
    Outer: AsRef<T> + AsMut<T> + From<T>, 
[src]

pub fn from_ref(outer: &Outer) -> &T[src]

Get a reference to the inner from the outer.

pub fn from_mut(outer: &mut Outer) -> &mut T[src]

Get a mutable reference to the inner from the outer.

impl<T> Pointable for T[src]

type Init = T

The type for initializers.

impl<T> Same<T> for T[src]

type Output = T

Should always be Self

impl<T, U> TryFrom<U> for T where
    U: Into<T>, 
[src]

type Error = Infallible

The type returned in the event of a conversion error.

impl<T, U> TryInto<U> for T where
    U: TryFrom<T>, 
[src]

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

impl<S, T> UncheckedInto<T> for S where
    T: UncheckedFrom<S>, 
[src]

impl<V, T> VZip<V> for T where
    V: MultiLane<T>, 
[src]