dotty.tools.scaladoc.site.FlexmarkSectionWrapper.scala Maven / Gradle / Ivy
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package dotty.tools.scaladoc
package site
import com.vladsch.flexmark.util.{ast => mdu, sequence}
import com.vladsch.flexmark.{ast => mda}
import com.vladsch.flexmark.formatter.Formatter
import scala.jdk.CollectionConverters._
import dotty.tools.scaladoc.tasty.comments.markdown.Section
object FlexmarkSectionWrapper {
def apply(md: mdu.Document): mdu.Document = {
val children = md.getChildren.asScala.toList
val newChildren = getNewChildren(Nil, None, children)
md.removeChildren()
newChildren.foreach(md.appendChild)
md
}
def getNewChildren(finished: List[mdu.Node], current: Option[(mda.Heading, List[mdu.Node])], rest: List[mdu.Node]): List[mdu.Node] = rest match {
case Nil => current.fold(finished)(finished :+ Section(_, _))
case (h: mda.Heading) :: rest => current.fold(getNewChildren(finished, Some(h, Nil), rest))((head, b) => getNewChildren(finished :+ Section(head, b), Some(h, Nil), rest))
case (n: mdu.Node) :: rest => current.fold(getNewChildren(finished :+ n, None, rest))((head, b) => getNewChildren(finished, Some(head, b :+ n), rest))
}
}