Function Unique

coderd/util/slice/slice.go:145–159

Unique returns a new slice with all duplicate elements removed.

(a []T)

// Unique returns a new slice with all duplicate elements removed.
func Unique[T comparable](a []T) []T {
	cpy := make([]T, 0, len(a))
	seen := make(map[T]struct{}, len(a))

	for _, v := range a {
		if _, ok := seen[v]; ok {
			continue
		}

		seen[v] = struct{}{}
		cpy = append(cpy, v)
	}

	return cpy
}

func OverlapCompare[T any](a []T, b []T, equal func(a, b T) bool) bool {
	// For each element in b, if at least 1 is contained in 'a',