Svetlana Isakova
45 lines
1011 B
Kotlin
45 lines
1011 B
Kotlin
// !CALL: +
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// !EXPLICIT_RECEIVER_KIND: RECEIVER_ARGUMENT
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// !THIS_OBJECT: Title
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// !RECEIVER_ARGUMENT: "Foo"
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trait Element {
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fun render(builder: StringBuilder, indent: String)
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}
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class TextElement(val text: String): Element {
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override fun render(builder: StringBuilder, indent: String): Unit = fail
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}
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abstract class Tag(val name: String): Element {
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protected fun initTag<T: Element>(tag: T, init: T.() -> Unit): T = fail
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override fun render(builder: StringBuilder, indent: String): Unit = fail
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}
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abstract class TagWithText(name: String): Tag(name) {
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fun String.plus() {}
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}
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class HTML(): TagWithText("html") {
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fun head(init: Head.() -> Unit): Head = fail
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}
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class Head(): TagWithText("head") {
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fun title(init: Title.() -> Unit): Title = fail
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}
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class Title(): TagWithText("title")
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fun html(init: HTML.() -> Unit): HTML = fail
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fun result() =
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html {
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head {
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title {+"Foo"}
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}
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}
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val fail: Nothing get() = throw Exception()
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