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Tail recursion

Reports a tail recursion, that is, when a function calls itself as its last action before returning. A tail recursion can always be replaced by looping, which will be considerably faster. Some JavaScript engines perform this optimization, while others do not. Thus, tail recursive solutions may have considerably different performance characteristics in different environments.

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.

TailRecursionJS
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 | JavaScript and TypeScript | Control flow issues

Availability

By default bundled with

CLion 2024.1, GoLand 2024.1, IntelliJ IDEA 2024.1, JetBrains Rider 2023.3, PhpStorm 2024.1, PyCharm 2024.1, Qodana for .NET 2023.3, Qodana for Go 2024.1, Qodana for JS 2024.1, Qodana for JVM 2024.1, Qodana for PHP 2024.1, Qodana for Ruby 2024.1, RubyMine 2024.1, WebStorm 2024.1

Can be installed with plugin

JavaScript and TypeScript, 241.18072

Last modified: 18 June 2024