XSSimpleUnion
constructor(simpleTypes: List<XSLocalSimpleType> = emptyList(), memberTypes: List<@Serializable(with = QNameSerializer::class) QName>? = null, id: VID? = null, annotation: XSAnnotation? = null, otherAttrs: Map<@Serializable(with = QNameSerializer::class) QName, String> = emptyMap())(source)