[−][src]Struct tantivy::termdict::TermMerger
Given a list of sorted term streams, returns an iterator over sorted unique terms.
The item yield is actually a pair with
- the term
- a slice with the ordinal of the segments containing the terms.
Methods
impl<'a> TermMerger<'a>
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pub fn new(streams: Vec<TermStreamer<'a>>) -> TermMerger<'a>
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Stream of merged term dictionary
pub fn advance(&mut self) -> bool
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Advance the term iterator to the next term. Returns true if there is indeed another term False if there is none.
pub fn key(&self) -> &[u8]
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Returns the current term.
This method may be called iff advance() has been called before and "true" was returned.
pub fn current_kvs(&self) -> &[HeapItem<'a>]
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Returns the sorted list of segment ordinals that include the current term.
This method may be called iff advance() has been called before and "true" was returned.
pub fn next(&mut self) -> Option<Term<&[u8]>>
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Iterates through terms
Auto Trait Implementations
impl<'a> !RefUnwindSafe for TermMerger<'a>
impl<'a> Send for TermMerger<'a>
impl<'a> Sync for TermMerger<'a>
impl<'a> Unpin for TermMerger<'a>
impl<'a> !UnwindSafe for TermMerger<'a>
Blanket Implementations
impl<T> Any for T where
T: 'static + ?Sized,
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T: 'static + ?Sized,
impl<T> Borrow<T> for T where
T: ?Sized,
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T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
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T: ?Sized,
fn borrow_mut(&mut self) -> &mut T
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impl<T> Downcast for T where
T: Any,
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T: Any,
fn into_any(self: Box<T>) -> Box<dyn Any + 'static>
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fn into_any_rc(self: Rc<T>) -> Rc<dyn Any + 'static>
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fn as_any(&self) -> &(dyn Any + 'static)
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fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)
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impl<T> DowncastSync for T where
T: Send + Sync + Any,
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T: Send + Sync + Any,
impl<T> Erased for T
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impl<T> From<T> for T
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impl<T> Fruit for T where
T: Send + Downcast,
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T: Send + Downcast,
impl<T, U> Into<U> for T where
U: From<T>,
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U: From<T>,
impl<T, U> TryFrom<U> for T where
U: Into<T>,
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U: Into<T>,
type Error = Infallible
The type returned in the event of a conversion error.
fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>
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impl<T, U> TryInto<U> for T where
U: TryFrom<T>,
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U: TryFrom<T>,
type Error = <U as TryFrom<T>>::Error
The type returned in the event of a conversion error.
fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>
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impl<V, T> VZip<V> for T where
V: MultiLane<T>,
V: MultiLane<T>,