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tweak validator.dart to avoid regex calls if null

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This commit is contained in:
Paul Nettleton 2022-09-04 15:33:29 -05:00
parent 3f7dfb276a
commit a7be6abd0d
1 changed files with 4 additions and 2 deletions
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6
lib/utils/validator.dart
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@ -2,12 +2,14 @@ final RegExp _emailRegex = new RegExp(
r'^(([^<>()[\]\\.,;:\s@\"]+(\.[^<>()[\]\\.,;:\s@\"]+)*)|(\".+\"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$');
bool isEmail(String? email) {
return _emailRegex.hasMatch(email ?? '');
if (email == null) return false;
return _emailRegex.hasMatch(email);
}
final RegExp _url = new RegExp(
r'https?:\/\/((([a-zA-Z0-9.\-\_]+)\.[a-zA-Z]+)|(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}))(:[0-9]+)?');
bool isUrl(String? url) {
return _url.hasMatch(url ?? '');
if (url == null) return false;
return _url.hasMatch(url);
}