Struct ReduceAssignment 

pub struct ReduceAssignment { /* private fields */ }

One reduce-stage assignment producing a fresh value binding.

Implementations

impl ReduceAssignment

pub const fn new( assigned: BindingId, reducer: Reducer, input: Option<BindingId>, ) -> Self

Assign one reducer result to a fresh declared binding.

pub const fn assigned(&self) -> BindingId

Return the fresh binding the reducer result is assigned to.

pub const fn input(&self) -> Option<BindingId>

Return the reduced input binding, absent for bare count.

pub const fn reducer(&self) -> Reducer

Return the reducer applied within each group.

Trait Implementations

impl Clone for ReduceAssignment

fn clone(&self) -> ReduceAssignment

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ReduceAssignment

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

Formats the value using the given formatter.

impl Eq for ReduceAssignment

impl PartialEq for ReduceAssignment

fn eq(&self, other: &ReduceAssignment) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl Serialize for ReduceAssignment

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl StructuralPartialEq for ReduceAssignment