aggregation

Documentation

Overview

Package aggregation implements aggregation functions to statistic a range of values.

Index

• func FromFieldValue[N Number](fieldValue *modelv1.FieldValue) (N, error)
• func ToFieldValue[N Number](value N) (*modelv1.FieldValue, error)
• type Func
  • func NewFunc[N Number](af modelv1.AggregationFunction) (Func[N], error)
• type Number

Functions

func FromFieldValue

func FromFieldValue[N Number](fieldValue *modelv1.FieldValue) (N, error)

FromFieldValue transforms modelv1.FieldValue to Number.

func ToFieldValue

func ToFieldValue[N Number](value N) (*modelv1.FieldValue, error)

ToFieldValue transforms Number to modelv1.FieldValue.

Types

type Func

type Func[N Number] interface {
	In(N)
	Val() N
	Reset()
}

Func supports aggregation operations.

func NewFunc

func NewFunc[N Number](af modelv1.AggregationFunction) (Func[N], error)

NewFunc returns a aggregation function based on function type.

type Number

type Number interface {
	~int64 | ~float64
}

Number denotes the supported number types.