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Incompatible 'in' argument types

Last modified: 03 December 2024

Reports usages of membership operator in with items and containers of incompatible types.

Example:

def list = [1, 2]
if ("foo" in list) {} // list of Integers can't contain String

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.

GroovyInArgumentCheck
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 | Groovy | Probable bugs

Inspection Details

By default bundled with:

IntelliJ IDEA 2024.3, Qodana for JVM 2024.3,

Can be installed with plugin:

Groovy, 243.23126