diff options
Diffstat (limited to 'src/dotty/tools/dotc/ast/Trees.scala')
| -rw-r--r-- | src/dotty/tools/dotc/ast/Trees.scala | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/dotty/tools/dotc/ast/Trees.scala b/src/dotty/tools/dotc/ast/Trees.scala index d0197b443..be3e2eb5f 100644 --- a/src/dotty/tools/dotc/ast/Trees.scala +++ b/src/dotty/tools/dotc/ast/Trees.scala @@ -29,6 +29,9 @@ object Trees { /** The total number of created tree nodes, maintained if Stats.enabled */ @sharable var ntrees = 0 + /** Attachment key for trees with documentation strings attached */ + val DocComment = new Attachment.Key[String] + /** Modifiers and annotations for definitions * @param flags The set flags * @param privateWithin If a private or protected has is followed by a @@ -321,6 +324,8 @@ object Trees { private[ast] def rawMods: Modifiers[T] = if (myMods == null) genericEmptyModifiers else myMods + def rawComment: Option[String] = getAttachment(DocComment) + def withMods(mods: Modifiers[Untyped]): ThisTree[Untyped] = { val tree = if (myMods == null || (myMods == mods)) this else clone.asInstanceOf[MemberDef[Untyped]] tree.setMods(mods) @@ -329,6 +334,11 @@ object Trees { def withFlags(flags: FlagSet): ThisTree[Untyped] = withMods(Modifiers(flags)) + def setComment(comment: Option[String]): ThisTree[Untyped] = { + comment.map(putAttachment(DocComment, _)) + asInstanceOf[ThisTree[Untyped]] + } + protected def setMods(mods: Modifiers[T @uncheckedVariance]) = myMods = mods override def envelope: Position = rawMods.pos.union(pos).union(initialPos) |