valid_regexps
Use valid regular expression syntax.
Details
#DO use valid regular expression syntax when creating regular expression instances.
Regular expressions created with invalid syntax will throw a FormatException
at runtime so should be avoided.
BAD:
dart
print(RegExp(r'(').hasMatch('foo()'));
GOOD:
dart
print(RegExp(r'\(').hasMatch('foo()'));
Enable
#To enable the valid_regexps
rule,
add valid_regexps
under linter > rules in your
analysis_options.yaml
file:
analysis_options.yaml
yaml
linter:
rules:
- valid_regexps
If you're instead using the YAML map syntax to configure linter rules,
add valid_regexps: true
under linter > rules:
analysis_options.yaml
yaml
linter:
rules:
valid_regexps: true
除非另有说明,文档之所提及适用于 Dart 3.7.2 版本,本页面最后更新时间: 2025-03-07。 查看文档源码 或者 报告页面问题。