use refined_type::declare_regex_rule; use refined_type::rule::Rule; declare_regex_rule![ EmailRule, r"^[a-zA-Z0-9_.+-]+@([a-zA-Z0-9][a-zA-Z0-9-]*[a-zA-Z0-9]*\.)+[a-zA-Z]{2,}$" ]; #[test] fn test_regex_valid() { let valid = "sample@example.com".to_string(); assert!(EmailRule::validate(&valid).is_ok()) } #[test] fn test_regex_invalid() { let invalid = "example.com".to_string(); assert!(EmailRule::validate(&invalid).is_err()) }