new Designated Initializer Expression
fun MetadataProvider.newDesignatedInitializerExpression(code: String? = null, rawNode: Any? = null): DesignatedInitializerExpression
Creates a new DesignatedInitializerExpression. The MetadataProvider receiver will be used to fill different meta-data using Node.applyMetadata. Calling this extension function outside of Kotlin requires an appropriate MetadataProvider, such as a LanguageFrontend as an additional prepended argument.