in src/main/scala/com/spotify/scio/AnnotationTypeInjector.scala [50:56]
def getApplyPropsSignature(caseClasses: String): Seq[String] =
getConstructorProps(caseClasses).props
def getConstructorProps(caseClasses: String): ConstructorProps = {
val CaseClassArgs(params) = caseClasses: @nowarn
ConstructorProps(TypeArg.findAllIn(params).toSeq)
}