Enum FormulaExpr 

pub enum FormulaExpr {
    Constant {
        value: f64,
    },
    Variable {
        name: String,
    },
    Sum {
        left: Box<FormulaExpr>,
        right: Box<FormulaExpr>,
    },
    Sub {
        left: Box<FormulaExpr>,
        right: Box<FormulaExpr>,
    },
    Mul {
        left: Box<FormulaExpr>,
        right: Box<FormulaExpr>,
    },
    Div {
        left: Box<FormulaExpr>,
        right: Box<FormulaExpr>,
        by_zero_default: Option<f64>,
    },
    Neg {
        operand: Box<FormulaExpr>,
    },
    Abs {
        x: Box<FormulaExpr>,
    },
    Sqrt {
        x: Box<FormulaExpr>,
    },
    Log {
        x: Box<FormulaExpr>,
    },
    Ln {
        x: Box<FormulaExpr>,
    },
    Exp {
        x: Box<FormulaExpr>,
    },
    Pow {
        base: Box<FormulaExpr>,
        exponent: Box<FormulaExpr>,
    },
    GeoDistance {
        lat: f64,
        lon: f64,
        field: String,
    },
    Decay {
        kind: String,
        x: Box<FormulaExpr>,
        target: Option<Box<FormulaExpr>>,
        scale: Option<f64>,
        midpoint: Option<f64>,
    },
    Case {
        cond: Box<FilterExpr>,
        then_: Box<FormulaExpr>,
        else_: Box<FormulaExpr>,
    },
    MatchCondition {
        field: String,
        values: Vec<Value>,
    },
    Datetime {
        value: String,
    },
    DatetimeKey {
        key: String,
    },
}

Variants

Constant

Fields

value: f64

Variable

Fields

name: String

Sum

Fields

left: Box<FormulaExpr>

right: Box<FormulaExpr>

Sub

Fields

left: Box<FormulaExpr>

right: Box<FormulaExpr>

Mul

Fields

left: Box<FormulaExpr>

right: Box<FormulaExpr>

Div

Fields

left: Box<FormulaExpr>

right: Box<FormulaExpr>

by_zero_default: Option<f64>

Neg

Fields

operand: Box<FormulaExpr>

Abs

Fields

x: Box<FormulaExpr>

Sqrt

Fields

x: Box<FormulaExpr>

Log

Fields

x: Box<FormulaExpr>

Ln

Fields

x: Box<FormulaExpr>

Exp

Fields

x: Box<FormulaExpr>

Pow

Fields

base: Box<FormulaExpr>

exponent: Box<FormulaExpr>

GeoDistance

Fields

lat: f64

lon: f64

field: String

Decay

Fields

kind: String

x: Box<FormulaExpr>

target: Option<Box<FormulaExpr>>

scale: Option<f64>

midpoint: Option<f64>

Case

Fields

cond: Box<FilterExpr>

then_: Box<FormulaExpr>

else_: Box<FormulaExpr>

MatchCondition

Fields

field: String

values: Vec<Value>

Datetime

Fields

value: String

DatetimeKey

Fields

key: String

Trait Implementations

impl Clone for FormulaExpr

fn clone(&self) -> FormulaExpr

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for FormulaExpr

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

Formats the value using the given formatter.

impl PartialEq for FormulaExpr

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for FormulaExpr