in src/main/kotlin/org/jetbrains/plugins/feature/suggester/listeners/PsiActionsListener.kt [153:163]
override fun childrenChanged(event: PsiTreeChangeEvent) {
if (event.parent == null || !isSourceFile(event.file)) return
handleAction(
project,
ChildrenChangedAction(
psiFile = event.file!!,
parent = event.parent,
timeMillis = System.currentTimeMillis()
)
)
}