Struct sp_state_machine::KeyValueStates

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pub struct KeyValueStates(pub Vec<KeyValueStorageLevel>);
Expand description

Multiple key value state. States are ordered by root storage key.

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§0: Vec<KeyValueStorageLevel>

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impl KeyValueStates

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pub fn len(&self) -> usize

Return total number of key values in states.

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pub fn update_last_key( &self, stopped_at: usize, last: &mut SmallVec<[Vec<u8>; 2]> ) -> bool

Update last keys accessed from this state.

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impl Clone for KeyValueStates

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fn clone(&self) -> KeyValueStates

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<I> From<I> for KeyValueStateswhere I: IntoIterator<Item = (Vec<u8>, (Vec<(Vec<u8>, Vec<u8>)>, Vec<Vec<u8>>))>,

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fn from(b: I) -> Self

Converts to this type from the input type.
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impl PartialEq<KeyValueStates> for KeyValueStates

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fn eq(&self, other: &KeyValueStates) -> bool

This method tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Eq for KeyValueStates

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impl StructuralEq for KeyValueStates

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impl StructuralPartialEq for KeyValueStates

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impl<T> Any for Twhere 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 Twhere T: ?Sized,

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fn borrow(&self) -> &T

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

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impl<T> DynClone for Twhere T: Clone,

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fn __clone_box(&self, _: Private) -> *mut ()

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impl<Q, K> Equivalent<K> for Qwhere Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
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impl<Q, K> Equivalent<K> for Qwhere Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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const ALIGN: usize = mem::align_of::<T>()

The alignment of pointer.
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type Init = T

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unsafe fn init(init: <T as Pointable>::Init) -> usize

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The resulting type after obtaining ownership.
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type Error = Infallible

The type returned in the event of a conversion error.
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Performs the conversion.
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The counterpart to unchecked_from.
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