0.0.3

pkg/random/random.go

@@ -0,0 +1,35 @@
+package random
+
+import (
+	"math/rand"
+	"strings"
+	"time"
+)
+
+const alphabet = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
+
+func init() {
+	rand.Seed(time.Now().UnixNano())
+}
+
+func RandomString(n int) string {
+	var sb strings.Builder
+	k := len(alphabet)
+
+	for i := 0; i < n; i++ {
+		c := alphabet[rand.Intn(k)]
+		sb.WriteByte(c)
+	}
+
+	return sb.String()
+}
+
+func RandomInt(n int) string {
+	var letters = []byte("0123456789")
+	l := len(letters)
+	result := make([]byte, n)
+	for i := range result {
+		result[i] = letters[rand.Intn(l)]
+	}
+	return string(result)
+}