unified code verification service

api/pkg/mutil/mask/mask.go

@@ -0,0 +1,17 @@
+package mask
+
+import "strings"
+
+func Email(email string) string {
+	parts := strings.Split(email, "@")
+	if len(parts) != 2 {
+		return email
+	}
+	local := parts[0]
+	if len(local) > 2 {
+		local = local[:1] + "***" + local[len(local)-1:]
+	} else {
+		local = local[:1] + "***"
+	}
+	return local + "@" + parts[1]
+}