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SetManager

synap_sdk::set

Struct SetManager 

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

Set data structure interface (Redis-compatible)

Set is a collection of unique strings with set algebra operations.

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impl SetManager

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pub async fn add<K>(&self, key: K, members: Vec<String>) -> Result<usize>
where K: AsRef<str>,

Add members to set

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pub async fn rem<K>(&self, key: K, members: Vec<String>) -> Result<usize>
where K: AsRef<str>,

Remove members from set

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pub async fn is_member<K>(&self, key: K, member: String) -> Result<bool>
where K: AsRef<str>,

Check if member exists in set

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pub async fn members<K>(&self, key: K) -> Result<Vec<String>>
where K: AsRef<str>,

Get all members of set

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pub async fn card<K>(&self, key: K) -> Result<usize>
where K: AsRef<str>,

Get set cardinality (size)

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pub async fn pop<K>(&self, key: K, count: usize) -> Result<Vec<String>>
where K: AsRef<str>,

Remove and return random members

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pub async fn rand_member<K>(&self, key: K, count: usize) -> Result<Vec<String>>
where K: AsRef<str>,

Get random members without removing

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pub async fn move<S, D>( &self, source: S, destination: D, member: String, ) -> Result<bool>
where S: AsRef<str>, D: AsRef<str>,

Move member from source to destination set

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pub async fn inter(&self, keys: Vec<String>) -> Result<Vec<String>>

Get intersection of sets

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pub async fn union(&self, keys: Vec<String>) -> Result<Vec<String>>

Get union of sets

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pub async fn diff(&self, keys: Vec<String>) -> Result<Vec<String>>

Get difference of sets (first minus others)

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pub async fn inter_store<D>( &self, destination: D, keys: Vec<String>, ) -> Result<usize>
where D: AsRef<str>,

Store intersection result in destination

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pub async fn union_store<D>( &self, destination: D, keys: Vec<String>, ) -> Result<usize>
where D: AsRef<str>,

Store union result in destination

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pub async fn diff_store<D>( &self, destination: D, keys: Vec<String>, ) -> Result<usize>
where D: AsRef<str>,

Store difference result in destination

Trait Implementations§

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impl Clone for SetManager

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fn clone(&self) -> SetManager

Returns a duplicate of the value. Read more
1.0.0 · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

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

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fn type_id(&self) -> TypeId

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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> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. 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> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

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impl<T> PolicyExt for T
where T: ?Sized,

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fn and<P, B, E>(self, other: P) -> And<T, P>
where T: Policy<B, E>, P: Policy<B, E>,

Create a new Policy that returns Action::Follow only if self and other return Action::Follow. Read more
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where T: Policy<B, E>, P: Policy<B, E>,

Create a new Policy that returns Action::Follow if either self or other returns Action::Follow. Read more
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type Output = T

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type Owned = T

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fn clone_into(&self, target: &mut T)

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impl<T, U> TryFrom<U> for T
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type Error = Infallible

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

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

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

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where S: Into<Dispatch>,

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