muonsoft / validation

package is

import "encoding/json"

// JSON checks that value is a valid JSON string.

func JSON(value string) bool {

	return json.Valid([]byte(value))

}

// UniqueStrings checks that slice of strings has unique values.

func UniqueStrings(values []string) bool {

	if len(values) == 0 {

		return true

	}

	uniques := make(map[string]struct{}, len(values))

	for _, value := range values {

		if _, exists := uniques[value]; exists {

			return false

		}

		uniques[value] = struct{}{}

	}

	return true

}