Struct UniConstraintStream 

pub struct UniConstraintStream<S, A, E, F, Sc>
where
    Sc: Score,
{ /* private fields */ }

Implementations

impl<S, A, E, Sc> UniConstraintStream<S, A, E, TrueFilter, Sc>

where S: Send + Sync + 'static, A: Clone + Send + Sync + 'static, E: Fn(&S) -> &[A] + Send + Sync, Sc: Score + 'static,

pub fn new(extractor: E) -> Self

impl<S, A, E, F, Sc> UniConstraintStream<S, A, E, F, Sc>

where S: Send + Sync + 'static, A: Clone + Send + Sync + 'static, E: Fn(&S) -> &[A] + Send + Sync, F: UniFilter<S, A>, Sc: Score + 'static,

pub fn filter<P>( self, predicate: P, ) -> UniConstraintStream<S, A, E, AndUniFilter<F, FnUniFilter<impl Fn(&S, &A) -> bool + Send + Sync>>, Sc>

where P: Fn(&A) -> bool + Send + Sync + 'static,

pub fn join_self<K, KA, KB>( self, joiner: EqualJoiner<KA, KB, K>, ) -> BiConstraintStream<S, A, K, E, impl Fn(&S, &A, usize) -> K + Send + Sync, UniLeftBiFilter<F, A>, Sc>

where A: Hash + PartialEq, K: Eq + Hash + Clone + Send + Sync, KA: Fn(&A) -> K + Send + Sync, KB: Fn(&A) -> K + Send + Sync,

pub fn join<B, EB, K, KA, KB>( self, extractor_b: EB, joiner: EqualJoiner<KA, KB, K>, ) -> CrossBiConstraintStream<S, A, B, K, E, EB, KA, KB, UniLeftBiFilter<F, B>, Sc>

where B: Clone + Send + Sync + 'static, EB: Fn(&S) -> &[B] + Send + Sync, K: Eq + Hash + Clone + Send + Sync, KA: Fn(&A) -> K + Send + Sync, KB: Fn(&B) -> K + Send + Sync,

pub fn group_by<K, KF, C>( self, key_fn: KF, collector: C, ) -> GroupedConstraintStream<S, A, K, E, F, KF, C, Sc>

where K: Clone + Eq + Hash + Send + Sync + 'static, KF: Fn(&A) -> K + Send + Sync, C: UniCollector<A> + Send + Sync + 'static, C::Accumulator: Send + Sync, C::Result: Clone + Send + Sync,

pub fn balance<K, KF>( self, key_fn: KF, ) -> BalanceConstraintStream<S, A, K, E, F, KF, Sc>

where K: Clone + Eq + Hash + Send + Sync + 'static, KF: Fn(&A) -> Option<K> + Send + Sync,

pub fn if_exists_filtered<B, EB, K, KA, KB>( self, extractor_b: EB, joiner: EqualJoiner<KA, KB, K>, ) -> IfExistsStream<S, A, B, K, E, EB, KA, KB, F, Sc>

where B: Clone + Send + Sync + 'static, EB: Fn(&S) -> Vec<B> + Send + Sync, K: Eq + Hash + Clone + Send + Sync, KA: Fn(&A) -> K + Send + Sync, KB: Fn(&B) -> K + Send + Sync,

pub fn if_not_exists_filtered<B, EB, K, KA, KB>( self, extractor_b: EB, joiner: EqualJoiner<KA, KB, K>, ) -> IfExistsStream<S, A, B, K, E, EB, KA, KB, F, Sc>

where B: Clone + Send + Sync + 'static, EB: Fn(&S) -> Vec<B> + Send + Sync, K: Eq + Hash + Clone + Send + Sync, KA: Fn(&A) -> K + Send + Sync, KB: Fn(&B) -> K + Send + Sync,

pub fn penalize( self, weight: Sc, ) -> UniConstraintBuilder<S, A, E, F, impl Fn(&A) -> Sc + Send + Sync, Sc>

where Sc: Copy,

pub fn penalize_with<W>( self, weight_fn: W, ) -> UniConstraintBuilder<S, A, E, F, W, Sc>

where W: Fn(&A) -> Sc + Send + Sync,

pub fn penalize_hard_with<W>( self, weight_fn: W, ) -> UniConstraintBuilder<S, A, E, F, W, Sc>

where W: Fn(&A) -> Sc + Send + Sync,

pub fn reward( self, weight: Sc, ) -> UniConstraintBuilder<S, A, E, F, impl Fn(&A) -> Sc + Send + Sync, Sc>

where Sc: Copy,

pub fn reward_with<W>( self, weight_fn: W, ) -> UniConstraintBuilder<S, A, E, F, W, Sc>

where W: Fn(&A) -> Sc + Send + Sync,

pub fn reward_hard_with<W>( self, weight_fn: W, ) -> UniConstraintBuilder<S, A, E, F, W, Sc>

where W: Fn(&A) -> Sc + Send + Sync,

Trait Implementations

impl<S, A, E, F, Sc: Score> Debug for UniConstraintStream<S, A, E, F, Sc>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.