Add support to anchorlinks in .md file

Author: romanowski

scala3doc/src/dotty/dokka/site/common.scala

@@ -24,20 +24,19 @@ val apiPageDRI: DRI = mkDRI(packageName = "api", extra = "__api__")
 val defaultMarkdownOptions: DataHolder =
   new MutableDataSet()
     .setFrom(ParserEmulationProfile.KRAMDOWN.getOptions)
-    .set(
-      Parser.EXTENSIONS, List(
-        TablesExtension.create(),
-        TaskListExtension.create(),
-        AutolinkExtension.create(),
-        AnchorLinkExtension.create(),
-        EmojiExtension.create(),
-        YamlFrontMatterExtension.create(),
-        StrikethroughExtension.create()
-      ).asJava)
-    .set(
-      EmojiExtension.ROOT_IMAGE_PATH,
-      "https://github.global.ssl.fastly.net/images/icons/emoji/"
-    )
+    .set(Parser.INDENTED_CODE_BLOCK_PARSER, false)
+    .set(AnchorLinkExtension.ANCHORLINKS_WRAP_TEXT, false)
+    .set(AnchorLinkExtension.ANCHORLINKS_ANCHOR_CLASS, "anchor")
+    .set(EmojiExtension.ROOT_IMAGE_PATH, "https://github.global.ssl.fastly.net/images/icons/emoji/")
+    .set(Parser.EXTENSIONS, java.util.Arrays.asList(
+      TablesExtension.create(),
+      TaskListExtension.create(),
+      AutolinkExtension.create(),
+      AnchorLinkExtension.create(),
+      EmojiExtension.create(),
+      YamlFrontMatterExtension.create(),
+      StrikethroughExtension.create()
+    ))
 
 def emptyTemplate(file: File, title: String): TemplateFile = TemplateFile(
   file = file,

scala3doc/src/dotty/dokka/site/templates.scala

@@ -74,7 +74,7 @@ case class TemplateFile(
     val rendered = Template.parse(this.rawCode).render(mutableProperties)
     // We want to render markdown only if next template is html
     val code = if (isHtml || layoutTemplate.exists(!_.isHtml)) rendered else
-      val parser: Parser = Parser.builder().build()
+      val parser: Parser = Parser.builder(defaultMarkdownOptions).build()
       HtmlRenderer.builder(defaultMarkdownOptions).build().render(parser.parse(rendered))
 
     layoutTemplate match