}
        }

    fun isSince(version: String, member: JApiCompatibility): Boolean =
        apiSourceFileFor(member).let { apiSourceFile ->
            when (apiSourceFile) {
                is ApiSourceFile.Java -> sources.executeQuery(apiSourceFile, JavaSourceQueries.isSince(version, member))
                is ApiSourceFile.Kotlin -> sources.executeQuery(apiSourceFile, KotlinSourceQueries.isSince(version, member))
            }
        }