util

Documentation

Index

• func Filter[T any](slice []T, predicate func(T) bool) []T
• func FirstMatch[T any](slice []T, predicate func(T) bool) (T, bool)
• func GroupBy[T any, K comparable](slice []T, keyFunc func(T) K) map[K][]T
• func Keys[T any, K comparable](m map[K]T) []K
• func Map[T any, E any](slice []T, mapFunc func(T) E) []E
• func Sample[T any](slice []T, n int) []T
• func ToSet[T comparable](s []T) map[T]bool
• func UniqBy[T any, K comparable](slice []T, keyFunc func(T) K) []T

Functions

func Filter

func Filter[T any](slice []T, predicate func(T) bool) []T

func FirstMatch

func FirstMatch[T any](slice []T, predicate func(T) bool) (T, bool)

func GroupBy

func GroupBy[T any, K comparable](slice []T, keyFunc func(T) K) map[K][]T

func Keys

func Keys[T any, K comparable](m map[K]T) []K

func Map

func Map[T any, E any](slice []T, mapFunc func(T) E) []E

func Sample

func Sample[T any](slice []T, n int) []T

Sample randomly selects n elements from a slice. elements selected are unique by index

func ToSet

func ToSet[T comparable](s []T) map[T]bool

func UniqBy

func UniqBy[T any, K comparable](slice []T, keyFunc func(T) K) []T