reth_trie::witness

Struct TrieWitness

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pub struct TrieWitness<T, H> { /* private fields */ }
Expand description

State transition witness for the trie.

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impl<T, H> TrieWitness<T, H>

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pub fn new(trie_cursor_factory: T, hashed_cursor_factory: H) -> Self

Creates a new witness generator.

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pub fn with_trie_cursor_factory<TF>( self, trie_cursor_factory: TF, ) -> TrieWitness<TF, H>

Set the trie cursor factory.

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pub fn with_hashed_cursor_factory<HF>( self, hashed_cursor_factory: HF, ) -> TrieWitness<T, HF>

Set the hashed cursor factory.

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pub fn with_prefix_sets_mut(self, prefix_sets: TriePrefixSetsMut) -> Self

Set the prefix sets. They have to be mutable in order to allow extension with proof target.

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impl<T, H> TrieWitness<T, H>
where T: TrieCursorFactory + Clone, H: HashedCursorFactory + Clone,

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pub fn compute( self, state: HashedPostState, ) -> Result<HashMap<B256, Bytes>, TrieWitnessError>

Compute the state transition witness for the trie. Gather all required nodes to apply state on top of the current trie state.

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state - state transition containing both modified and touched accounts and storage slots.

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impl<T: Debug, H: Debug> Debug for TrieWitness<T, H>

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl<T, H> Freeze for TrieWitness<T, H>
where T: Freeze, H: Freeze,

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impl<T, H> RefUnwindSafe for TrieWitness<T, H>
where T: RefUnwindSafe, H: RefUnwindSafe,

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impl<T, H> Send for TrieWitness<T, H>
where T: Send, H: Send,

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impl<T, H> Sync for TrieWitness<T, H>
where T: Sync, H: Sync,

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impl<T, H> Unpin for TrieWitness<T, H>
where T: Unpin, H: Unpin,

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impl<T, H> UnwindSafe for TrieWitness<T, H>
where T: UnwindSafe, H: UnwindSafe,

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> Conv for T

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fn conv<T>(self) -> T
where Self: Into<T>,

Converts self into T using Into<T>. Read more
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impl<T> FmtForward for T

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fn fmt_binary(self) -> FmtBinary<Self>
where Self: Binary,

Causes self to use its Binary implementation when Debug-formatted.
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fn fmt_display(self) -> FmtDisplay<Self>
where Self: Display,

Causes self to use its Display implementation when Debug-formatted.
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fn fmt_lower_exp(self) -> FmtLowerExp<Self>
where Self: LowerExp,

Causes self to use its LowerExp implementation when Debug-formatted.
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fn fmt_lower_hex(self) -> FmtLowerHex<Self>
where Self: LowerHex,

Causes self to use its LowerHex implementation when Debug-formatted.
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fn fmt_octal(self) -> FmtOctal<Self>
where Self: Octal,

Causes self to use its Octal implementation when Debug-formatted.
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fn fmt_pointer(self) -> FmtPointer<Self>
where Self: Pointer,

Causes self to use its Pointer implementation when Debug-formatted.
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fn fmt_upper_exp(self) -> FmtUpperExp<Self>
where Self: UpperExp,

Causes self to use its UpperExp implementation when Debug-formatted.
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fn fmt_upper_hex(self) -> FmtUpperHex<Self>
where Self: UpperHex,

Causes self to use its UpperHex implementation when Debug-formatted.
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fn fmt_list(self) -> FmtList<Self>
where &'a Self: for<'a> IntoIterator,

Formats each item in a sequence. Read more
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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided [Span], returning an Instrumented wrapper. Read more
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Calls U::from(self).

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
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Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more
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Pipes by value. This is generally the method you want to use. Read more
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Borrows self and passes that borrow into the pipe function. Read more
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Mutably borrows self and passes that borrow into the pipe function. Read more
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Borrows self, then passes self.borrow() into the pipe function. Read more
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fn pipe_borrow_mut<'a, B, R>( &'a mut self, func: impl FnOnce(&'a mut B) -> R, ) -> R
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Mutably borrows self, then passes self.as_mut() into the pipe function.
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where Self: Deref<Target = T>, T: 'a + ?Sized, R: 'a,

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where Self: DerefMut<Target = T> + Deref, T: 'a + ?Sized, R: 'a,

Mutably borrows self, then passes self.deref_mut() into the pipe function.
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const ALIGN: usize = _

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type Output = T

Should always be Self
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fn tap(self, func: impl FnOnce(&Self)) -> Self

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Calls .tap() only in debug builds, and is erased in release builds.
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Calls .tap_deref() only in debug builds, and is erased in release builds.
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Note: Unable to compute type layout, possibly due to this type having generic parameters. Layout can only be computed for concrete, fully-instantiated types.