Struct sp_state_machine::ProvingBackendRecorder [−][src]
Patricia trie-based backend specialized in get value proofs.
Implementations
impl<'a, S, H> ProvingBackendRecorder<'a, S, H> where
S: TrieBackendStorage<H>,
H: Hasher,
H::Out: Codec, [src]
S: TrieBackendStorage<H>,
H: Hasher,
H::Out: Codec,
pub fn storage(&mut self, key: &[u8]) -> Result<Option<Vec<u8>>, String>[src]
Produce proof for a key query.
pub fn child_storage(
&mut self,
child_info: &ChildInfo,
key: &[u8]
) -> Result<Option<Vec<u8>>, String>[src]
&mut self,
child_info: &ChildInfo,
key: &[u8]
) -> Result<Option<Vec<u8>>, String>
Produce proof for a child key query.
pub fn record_all_keys(&mut self)[src]
Produce proof for the whole backend.
Auto Trait Implementations
impl<'a, S, H> RefUnwindSafe for ProvingBackendRecorder<'a, S, H> where
S: RefUnwindSafe,
<H as Hasher>::Out: RefUnwindSafe, [src]
S: RefUnwindSafe,
<H as Hasher>::Out: RefUnwindSafe,
impl<'a, S, H> Send for ProvingBackendRecorder<'a, S, H>[src]
impl<'a, S, H> Sync for ProvingBackendRecorder<'a, S, H>[src]
impl<'a, S, H> Unpin for ProvingBackendRecorder<'a, S, H>[src]
impl<'a, S, H> !UnwindSafe for ProvingBackendRecorder<'a, S, H>[src]
Blanket Implementations
impl<T> Any for T where
T: 'static + ?Sized, [src]
T: 'static + ?Sized,
impl<T> Borrow<T> for T where
T: ?Sized, [src]
T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized, [src]
T: ?Sized,
pub fn borrow_mut(&mut self) -> &mut T[src]
impl<T> From<T> for T[src]
impl<T> Instrument for T[src]
pub fn instrument(self, span: Span) -> Instrumented<Self>[src]
pub fn in_current_span(self) -> Instrumented<Self>[src]
impl<T, U> Into<U> for T where
U: From<T>, [src]
U: From<T>,
impl<T, Outer> IsWrappedBy<Outer> for T where
T: From<Outer>,
Outer: AsRef<T> + AsMut<T> + From<T>, [src]
T: From<Outer>,
Outer: AsRef<T> + AsMut<T> + From<T>,
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> MaybeRefUnwindSafe for T where
T: RefUnwindSafe,
T: RefUnwindSafe,
impl<T> Same<T> for T
type Output = T
Should always be Self
impl<T, U> TryFrom<U> for T where
U: Into<T>, [src]
U: Into<T>,
type Error = Infallible
The type returned in the event of a conversion error.
pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>[src]
impl<T, U> TryInto<U> for T where
U: TryFrom<T>, [src]
U: TryFrom<T>,
type Error = <U as TryFrom<T>>::Error
The type returned in the event of a conversion error.
pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>[src]
impl<S, T> UncheckedInto<T> for S where
T: UncheckedFrom<S>, [src]
T: UncheckedFrom<S>,
pub fn unchecked_into(self) -> T[src]
impl<V, T> VZip<V> for T where
V: MultiLane<T>,
V: MultiLane<T>,