59 lines
1.3 KiB
Go
59 lines
1.3 KiB
Go
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package random
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import (
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"math/rand"
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"strings"
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"time"
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)
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const (
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Digit = "0123456789"
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LowserCase = "abcdefghijklmnopqrstuvwxyz"
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UpperCase = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
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Letter = LowserCase + UpperCase
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AlphaNum = Digit + Letter
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Special = " !\"#$%&'()*+’-./:;<=>?@[\\]^_`{|}~"
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All = AlphaNum + Special
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)
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func choice(charClass []string) string {
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out := strings.Join(charClass, "")
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if len(out) == 0 {
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out = AlphaNum
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}
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return out
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}
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func randomer() *rand.Rand {
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return rand.New(rand.NewSource(time.Now().UnixNano()))
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}
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// Randomize retourne un tableau de taille size
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// et avec des valeurs aléatoires dans available.
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func Randomize[T any](size int, available []T) (out []T) {
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lc, r := len(available), randomer()
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out = make([]T, size)
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for i := range out {
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out[i] = available[r.Intn(lc)]
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}
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return
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}
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// BytesKey génère une clé de bytes.
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func BytesKey(size int, charClass ...string) []byte {
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return Randomize(size, []byte(choice(charClass)))
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}
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// RunesKey génère une clé de runes.
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func RunesKey(size int, charClass ...string) []rune {
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return Randomize(size, []rune(choice(charClass)))
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}
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// Key génère une clé sous forme de string.
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func Key(size int, charClass ...string) string {
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return string(RunesKey(size, charClass...))
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}
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