Enum ScoreExpr 

pub enum ScoreExpr {
    Const(f32),
    Add(Box<ScoreExpr>, Box<ScoreExpr>),
    Sub(Box<ScoreExpr>, Box<ScoreExpr>),
    Mul(Box<ScoreExpr>, Box<ScoreExpr>),
    Div(Box<ScoreExpr>, Box<ScoreExpr>),
    Bm25 {
        field: u64,
        query: String,
    },
    Bm25Norm {
        field: u64,
        query: String,
        k: f32,
    },
    VecSim {
        field: u64,
        metric: Metric,
        query: Vec<f32>,
    },
    StDistanceM {
        field: u64,
        lat: f64,
        lon: f64,
    },
    Extern(usize),
}

The expression tree. Leaves are atoms or constants; interior nodes are arithmetic. Built once per query, evaluated per candidate.

Variants

Const(f32)

Add(Box<ScoreExpr>, Box<ScoreExpr>)

Sub(Box<ScoreExpr>, Box<ScoreExpr>)

Mul(Box<ScoreExpr>, Box<ScoreExpr>)

Div(Box<ScoreExpr>, Box<ScoreExpr>)

Bm25

Fields

field: u64

query: String

Bm25Norm

Fields

field: u64

query: String

k: f32

VecSim

Fields

field: u64

metric: Metric

query: Vec<f32>

StDistanceM

Fields

field: u64

lat: f64

lon: f64

Extern(usize)

Trait Implementations

impl Clone for ScoreExpr

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ScoreExpr

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

Formats the value using the given formatter.