eslint/no-empty-character-class Correctness

✅ This rule is turned on by default.

Disallow empty character classes in regular expressions

Because empty character classes in regular expressions do not match anything, they might be typing mistakes.

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:

CLIConfig (.oxlintrc.json)

bash

oxlint --deny no-empty-character-class

json

{
  "rules": {
    "no-empty-character-class": "error"
  }
}