Struct geo_aid::generator::expression::expr::Negation

pub struct Negation {
    pub value: Arc<Expression<ScalarExpr>>,
}

-v.

Fields

value: Arc<Expression<ScalarExpr>>

Trait Implementations

impl Clone for Negation

fn clone(&self) -> Negation

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for Negation

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

Formats the value using the given formatter.

impl Evaluate for Negation

type Output = f64

fn evaluate(&self, args: &EvaluationArgs<'_>) -> Result<f64, EvaluationError>

Evaluates the thing.

fn evaluate_weights(&self) -> Weights

Evaluates weights.

impl Serialize for Negation

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

Serialize this value into the given Serde serializer.