Struct trie_db::TrieFactory[−][src]

pub struct TrieFactory<L: TrieLayout> { /* fields omitted */ }
Expand description

Trie factory.

Implementations

impl<'db, L> TrieFactory<L> where
    L: TrieLayout + 'db, [src]

pub fn new(spec: TrieSpec, layout: L) -> Self[src]

Creates new factory.

pub fn readonly(
    &self,
    db: &'db dyn HashDBRef<L::Hash, DBValue>,
    root: &'db TrieHash<L>
) -> Result<TrieKinds<'db, L>, TrieHash<L>, CError<L>>[src]

Create new immutable instance of Trie.

pub fn create(
    &self,
    db: &'db mut dyn HashDB<L::Hash, DBValue>,
    root: &'db mut TrieHash<L>
) -> Box<dyn TrieMut<L> + 'db>ⓘ

Notable traits for Box<R, Global>

impl<R> Read for Box<R, Global> where
    R: Read + ?Sized, impl<W> Write for Box<W, Global> where
    W: Write + ?Sized, impl<I, A> Iterator for Box<I, A> where
    I: Iterator + ?Sized,
    A: Allocator,  type Item = <I as Iterator>::Item;impl<F, A> Future for Box<F, A> where
    F: Future + Unpin + ?Sized,
    A: Allocator + 'static,  type Output = <F as Future>::Output;
[src]

Create new mutable instance of Trie.

pub fn from_existing(
    &self,
    db: &'db mut dyn HashDB<L::Hash, DBValue>,
    root: &'db mut TrieHash<L>
) -> Result<Box<dyn TrieMut<L> + 'db>, TrieHash<L>, CError<L>>[src]

Create new mutable instance of trie and check for errors.

pub fn is_fat(&self) -> bool[src]

Returns true iff the trie DB is a fat DB (allows enumeration of keys).

Trait Implementations

impl<L: Clone + TrieLayout> Clone for TrieFactory<L>[src]

fn clone(&self) -> TrieFactory<L>[src]

Returns a copy of the value. Read more

fn clone_from(&mut self, source: &Self)1.0.0[src]

Performs copy-assignment from source. Read more

impl<L: Default + TrieLayout> Default for TrieFactory<L>[src]

fn default() -> TrieFactory<L>[src]

Returns the “default value” for a type. Read more

Auto Trait Implementations

impl<L> RefUnwindSafe for TrieFactory<L> where
    L: RefUnwindSafe, 

impl<L> Send for TrieFactory<L> where
    L: Send, 

impl<L> Sync for TrieFactory<L> where
    L: Sync, 

impl<L> Unpin for TrieFactory<L> where
    L: Unpin, 

impl<L> UnwindSafe for TrieFactory<L> where
    L: UnwindSafe, 

Blanket Implementations

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

pub fn type_id(&self) -> TypeId[src]

Gets the TypeId of self. Read more

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

pub fn borrow(&self) -> &T[src]

Immutably borrows from an owned value. Read more

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

pub fn borrow_mut(&mut self) -> &mut T[src]

Mutably borrows from an owned value. Read more

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

pub fn from(t: T) -> T[src]

Performs the conversion.

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

pub fn into(self) -> U[src]

Performs the conversion.

impl<T> ToOwned for T where
    T: Clone, [src]

type Owned = T

The resulting type after obtaining ownership.

pub fn to_owned(&self) -> T[src]

Creates owned data from borrowed data, usually by cloning. Read more

pub fn clone_into(&self, target: &mut T)[src]

🔬 This is a nightly-only experimental API. (toowned_clone_into)

recently added

Uses borrowed data to replace owned data, usually by cloning. Read more

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.

pub fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>[src]

Performs the conversion.

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.

pub fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>[src]

Performs the conversion.