RS.CLIPPY.INVALID_REGEX
Invalid regular expressions
This checker is a Clippy lint created by The Rust Project Contributors. The documentation shown here is a copy of the original documentation for: invalid_regex. Copyright ©2025 The Rust Team. All rights reserved.
What it does
Checks regex creation
(with Regex::new, RegexBuilder::new, or RegexSet::new) for correct
regex syntax.
Why is this bad?
This will lead to a runtime panic.
Example
Regex::new("(")
Use instead:
Regex::new("\\(")