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

purgeOldFiles

@get:Input

@get:Optional

abstract val purgeOldFiles: Property<Boolean>

Purge previously generated parser and PSI output before generating the parser. When pathToParser and pathToPsiRoot are set, only those outputs are removed. Otherwise, the exclusively owned output directory is removed.