IntelliJPlatformGradlePlugin/org.jetbrains.intellij.platform.gradle.tasks/GenerateParserTask/purgeOldFiles

purgeOldFiles

@get:Input

@get:Optional

abstract val purgeOldFiles: Property<Boolean>

Purge old parser and PSI files before generating the parser. Purging requires pathToParser and pathToPsiRoot to be set, so that only generated outputs are removed.