valid_regexps
Use valid regular expression syntax.
This rule is available as of Dart 2.0.
Rule sets: core, recommended, flutter
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()'));
Usage
#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
Unless stated otherwise, the documentation on this site reflects Dart 3.5.3. Page last updated on 2024-07-03. View source or report an issue.