Enum tantivy_query_grammar::Occur
source · [−]pub enum Occur {
Should,
Must,
MustNot,
}
Expand description
Defines whether a term in a query must be present, should be present or must not be present.
Variants
Should
For a given document to be considered for scoring, at least one of the terms with the Should or the Must Occur constraint must be within the document.
Must
Document without the term are excluded from the search.
MustNot
Document that contain the term are excluded from the search.
Implementations
Trait Implementations
sourceimpl Hash for Occur
impl Hash for Occur
sourcefn hash<__H: Hasher>(&self, state: &mut __H)
fn hash<__H: Hasher>(&self, state: &mut __H)
Feeds this value into the given [
Hasher
]. Read more1.3.0fn hash_slice<H>(data: &[Self], state: &mut H)where
H: Hasher,
fn hash_slice<H>(data: &[Self], state: &mut H)where
H: Hasher,
Feeds a slice of this type into the given [
Hasher
]. Read moreimpl Copy for Occur
impl Eq for Occur
impl StructuralEq for Occur
impl StructuralPartialEq for Occur
Auto Trait Implementations
impl RefUnwindSafe for Occur
impl Send for Occur
impl Sync for Occur
impl Unpin for Occur
impl UnwindSafe for Occur
Blanket Implementations
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
const: unstablefn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
impl<T> ToOwned for Twhere
T: Clone,
impl<T> ToOwned for Twhere
T: Clone,
type Owned = T
type Owned = T
The resulting type after obtaining ownership.
fn clone_into(&self, target: &mut T)
fn clone_into(&self, target: &mut T)
Uses borrowed data to replace owned data, usually by cloning. Read more