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package org.jetbrains.dokka
import kotlin.properties.Delegates
public abstract class ContentNode {
val children = arrayListOf<ContentNode>()
class object {
val empty = ContentEmpty
}
fun append(node : ContentNode) : ContentNode {
children.add(node)
return this
}
fun isEmpty() = children.isEmpty()
}
public object ContentEmpty : ContentNode()
public class ContentText(val text: String) : ContentNode()
public class ContentKeyword(val text: String) : ContentNode()
public class ContentIdentifier(val text: String) : ContentNode()
public class ContentSymbol(val text: String) : ContentNode()
public class ContentBlock() : ContentNode()
public class ContentEmphasis() : ContentNode()
public class ContentStrong() : ContentNode()
public class ContentList() : ContentNode()
public class ContentSection(public val label: String) : ContentNode()
fun content(body: ContentNode.() -> Unit): ContentNode {
val block = ContentBlock()
block.body()
return block
}
fun ContentNode.text(value: String) = append(ContentText(value))
fun ContentNode.keyword(value: String) = append(ContentKeyword(value))
fun ContentNode.symbol(value: String) = append(ContentSymbol(value))
fun ContentNode.identifier(value: String) = append(ContentIdentifier(value))
public class Content() : ContentNode() {
public val sections: Map<String, ContentSection> by Delegates.lazy {
val map = hashMapOf<String, ContentSection>()
for (child in children) {
if (child is ContentSection)
map.put(child.label, child)
}
if ("\$summary" !in map && "\$description" !in map) {
// no explicit summary and description, convert anonymous section
val anonymous = map[""]
if (anonymous != null) {
map.remove("")
val summary = ContentSection("\$summary")
val description = ContentSection("\$description")
val summaryNodes = anonymous.children.take(1)
val descriptionNodes = anonymous.children.drop(1)
if (summaryNodes.any()) {
summary.children.addAll(summaryNodes)
map.put("\$summary", summary)
}
if (descriptionNodes.any()) {
description.children.addAll(descriptionNodes)
map.put("\$description", description)
}
}
}
map
}
public val summary: ContentNode get() = sections["\$summary"] ?: ContentNode.empty
public val description: ContentNode get() = sections["\$description"] ?: ContentNode.empty
override fun equals(other: Any?): Boolean {
if (other !is Content)
return false
if (sections.size != other.sections.size)
return false
for (keys in sections.keySet())
if (sections[keys] != other.sections[keys])
return false
return true
}
override fun hashCode(): Int {
return sections.map { it.hashCode() }.sum()
}
override fun toString(): String {
if (sections.isEmpty())
return "<empty>"
return sections.values().joinToString()
}
val isEmpty: Boolean
get() = sections.none()
class object {
val Empty = Content()
}
}
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