Merge pull request #13643 from KacperFKorban/scaladoc/better-nested-lists-rendering

Better nested lists rendering in scaladoc

Author: KacperFKorban

scaladoc/src/dotty/tools/scaladoc/renderers/DocRenderer.scala

@@ -20,8 +20,15 @@ class DocRender(signatureRenderer: SignatureRenderer)(using DocContext):
       renderLink(link, default => text(if name.isEmpty then default else name)).toString
     ))
 
-  private def listItems(items: Seq[WikiDocElement]) =
-    items.map(i => li(renderElement(i)))
+  private def listItems(items: Seq[WikiDocElement]): Seq[AppliedTag] = items match
+    case Nil => Nil
+    case (x :: (y: (UnorderedList | OrderedList)) :: tail) =>
+      li(
+        renderElement(x),
+        renderElement(y)
+      ) +: listItems(tail)
+    case (x :: tail) =>
+      li(renderElement(x)) +: listItems(tail)
   private def notSupported(name: String, content: AppliedTag): AppliedTag =
     report.warning(s"Wiki syntax does not support $name in ${signatureRenderer.currentDri.location}")
     content

scaladoc/src/dotty/tools/scaladoc/tasty/comments/Comments.scala

@@ -211,7 +211,7 @@ class WikiCommentParser(repr: Repr)(using DocContext)
   private def flatten(b: wiki.Inline): String = b match
     case wiki.Text(t) => t
     case wiki.Italic(t) => flatten(t)
-    case wiki.Bold(t) =>flatten(t)
+    case wiki.Bold(t) => flatten(t)
     case wiki.Underline(t) => flatten(t)
     case wiki.Superscript(t) => flatten(t)
     case wiki.Subscript(t) => flatten(t)