Inspectopedia
 
2025.1
  1. All Inspections
  2. RegExp
  3. Unnecessary non-capturing group
Regexp

Unnecessary non-capturing group

Warning
Last modified: 01 April 2025

Reports unnecessary non-capturing groups, which have no influence on the match result.

Example:

After the quick-fix is applied:

Everybody be cool, this is a robbery!

Locating this inspection

By ID

Can be used to locate inspection in e.g. Qodana configuration files, where you can quickly enable or disable it, or adjust its settings.

RegExpUnnecessaryNonCapturingGroup
Via Settings dialog

Path to the inspection settings via IntelliJ Platform IDE Settings dialog, when you need to adjust inspection settings directly from your IDE.

Settings or Preferences | Editor | Inspections | RegExp

New in 2021.1

Inspection Details

By default bundled with:

CLion 2025.1, DataGrip 2025.1, DataSpell 2025.1, GoLand 2025.1, IntelliJ IDEA 2024.3, JetBrains Rider 2024.3, PhpStorm 2024.3, PyCharm 2025.1, Qodana for .NET 2024.3, Qodana for Go 2025.1, Qodana for JS 2025.1, Qodana for JVM 2024.3, Qodana for PHP 2024.3, Qodana for Ruby 2025.1, RubyMine 2025.1, WebStorm 2025.1

Can be installed with plugin:

IDEA CORE, 251.24734