moved Pattern and TagsNotToClose to a HtmlTag companion object

Author: Philippus

src/scaladoc/scala/tools/nsc/doc/base/comment/Body.scala

@@ -73,9 +73,8 @@ object EntityLink {
   def unapply(el: EntityLink): Option[(Inline, LinkTo)] = Some((el.title, el.link))
 }
 final case class HtmlTag(data: String) extends Inline {
-  private val Pattern = """(?ms)\A<(/?)(.*?)[\s>].*\z""".r
   private val (isEnd, tagName) = data match {
-    case Pattern(s1, s2) =>
+    case HtmlTag.Pattern(s1, s2) =>
       (! s1.isEmpty, Some(s2.toLowerCase))
     case _ =>
       (false, None)
@@ -85,11 +84,14 @@ final case class HtmlTag(data: String) extends Inline {
     isEnd && tagName == open.tagName
   }
 
-  private val TagsNotToClose = Set("br", "img")
   def close = tagName collect {
-    case name if !TagsNotToClose(name) && !data.endsWith(s"</$name>") => HtmlTag(s"</$name>")
+    case name if !HtmlTag.TagsNotToClose(name) && !data.endsWith(s"</$name>") => HtmlTag(s"</$name>")
   }
 }
+object HtmlTag {
+  private val Pattern = """(?ms)\A<(/?)(.*?)[\s>].*\z""".r
+  private val TagsNotToClose = Set("br", "img")
+}
 
 /** The summary of a comment, usually its first sentence. There must be exactly one summary per body. */
 final case class Summary(text: Inline) extends Inline