Github user mbeckerle commented on a diff in the pull request:
https://github.com/apache/incubator-daffodil/pull/5#discussion_r149844012
--- Diff:
daffodil-core/src/main/scala/edu/illinois/ncsa/daffodil/dsom/Root.scala ---
@@ -0,0 +1,20 @@
+package edu.illinois.ncsa.daffodil.dsom
+
+import edu.illinois.ncsa.daffodil.grammar.RootGrammarMixin
+import edu.illinois.ncsa.daffodil.xml.NamedQName
+
+final class Root(parentArg: SchemaDocument,
--- End diff --
Scaladoc. The Root is a specialized kind of ElementRef that doesn't live
within a model group.
---
