eslint/no-empty-character-class Correctness ​
What it does ​
Disallow empty character classes in regular expressions
Why is this bad? ​
Because empty character classes in regular expressions do not match anything, they might be typing mistakes.
Examples ​
Examples of incorrect code for this rule:
javascript
var foo = /^abc[]/;
Examples of correct code for this rule:
javascript
var foo = /^abc/;
var foo2 = /^abc[123]/;
How to use ​
To enable this rule in the CLI or using the config file, you can use:
bash
oxlint --deny no-empty-character-class
json
{
"rules": {
"no-empty-character-class": "error"
}
}