structs

Documentation

Overview

Package structs provides basic operations with maps and slices

Package structs provides basic operations with maps and slices

Package structs provides basic operations with maps and slices

Index

• func FilterMap[K comparable, V any](collection map[K]V, filter func(V) bool) map[K]V
• func FilterSlice[V any](collection []V, filter func(V) bool) []V
• func ForEach[T any](collection []T, f func(T))
• func If[V any](condition bool, then V, els V) V
• func IfVal[V any](condition bool, then *V, els *V) V
• func Keys[K comparable, V any](in map[K]V) []K
• func Map[T any, R any](collection []T, f func(T) R) []R
• func MapWithError[T any, R any](collection []T, f func(T) (R, error)) ([]R, error)
• func Ref[V comparable](v V) *V
• func SliceToMap[K comparable, V any](collection []V, key func(V) K) map[K]V
• func SliceToMapOfStruct[K comparable, V any](collection []V, key func(V) K) map[K]struct{}
• func Val[V comparable](v *V) V

Functions

func FilterMap

func FilterMap[K comparable, V any](collection map[K]V, filter func(V) bool) map[K]V

FilterMap filters the map

func FilterSlice

func FilterSlice[V any](collection []V, filter func(V) bool) []V

FilterSlice is a filter function

func ForEach

func ForEach[T any](collection []T, f func(T))

ForEach iterator function

func If

func If[V any](condition bool, then V, els V) V

func IfVal

func IfVal[V any](condition bool, then *V, els *V) V

func Keys

func Keys[K comparable, V any](in map[K]V) []K

Keys returns a slice with map keys

func Map

func Map[T any, R any](collection []T, f func(T) R) []R

Map is a map function

func MapWithError

func MapWithError[T any, R any](collection []T, f func(T) (R, error)) ([]R, error)

MapWithError is a map function with error returns

func Ref

func Ref[V comparable](v V) *V

Ref returns reference to value

func SliceToMap

func SliceToMap[K comparable, V any](collection []V, key func(V) K) map[K]V

SliceToMap converts slice of structs to map

func SliceToMapOfStruct

func SliceToMapOfStruct[K comparable, V any](collection []V, key func(V) K) map[K]struct{}

SliceToMapOfStruct converts slice of structs to map of struct

func Val

func Val[V comparable](v *V) V

Val returns value of reference