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Segment

Struct Segment 

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pub struct Segment { /* private fields */ }
Expand description

A decoded segment. Immutable once built; lookups are binary searches.

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impl Segment

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pub fn encode( fwd: impl ExactSizeIterator<Item = (NodeId, EdgeLabel, NodeId)>, rev: impl ExactSizeIterator<Item = (NodeId, EdgeLabel, NodeId)>, keys: &[(String, NodeId)], ) -> Vec<u8> ⓘ

Encode from already-sorted parts. Callers hand over iterators in segment order (the memtable’s natural order), so encoding is one pass, no sort.

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pub fn decode(bytes: &[u8]) -> Result<Self>

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pub fn out( &self, src: NodeId, label: EdgeLabel, ) -> impl Iterator<Item = NodeId> + '_

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pub fn in( &self, dst: NodeId, label: EdgeLabel, ) -> impl Iterator<Item = NodeId> + '_

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pub fn keys(&self) -> impl Iterator<Item = (&str, NodeId)> + '_

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pub fn edge_count(&self) -> usize

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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
where T: ?Sized,

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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> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

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

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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = !

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, !>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.