slice.go

package u

// UniqueStrings removes duplicate values from a string slice.
func UniqueStrings(input []string) []string {
	keys := make(map[string]bool)
	list := []string{}
	for _, entry := range input {
		if _, value := keys[entry]; !value {
			keys[entry] = true
			list = append(list, entry)
		}
	}
	return list
}

// UniqueInts removes duplicate values from an int slice.
func UniqueInts(input []int) []int {
	keys := make(map[int]bool)
	list := []int{}
	for _, entry := range input {
		if _, value := keys[entry]; !value {
			keys[entry] = true
			list = append(list, entry)
		}
	}
	return list
}

// UniqueInterfaces removes duplicate values from an interface slice.
func UniqueInterfaces(input []interface{}) []interface{} {
	keys := make(map[interface{}]bool)
	list := []interface{}{}
	for _, entry := range input {
		if _, value := keys[entry]; !value {
			keys[entry] = true
			list = append(list, entry)
		}
	}
	return list
}