private
    fun KtFile.isDocumentedAsSince(version: String, declaringClass: CtClass, method: CtMethod): Boolean =
        kotlinDeclarationSatisfies(declaringClass, method) { declaration ->
            declaration.isDocumentedAsSince(version)
        }
}


private
fun KtFile.kotlinDeclarationSatisfies(declaringClass: CtClass, method: CtMethod, predicate: (KtDeclaration) -> Boolean): Boolean {