PsiJetFileStubImpl[package=]
  PACKAGE_DIRECTIVE
  IMPORT_LIST
  CLASS[classId=/Foo, fqName=Foo, isClsStubCompiledToJvmDefaultImplementation=false, isEnumEntry=false, isInterface=false, isLocal=false, isTopLevel=true, name=Foo, superNames=[]]
    CLASS_BODY
      OBJECT_DECLARATION[classId=/Foo.Companion, fqName=Foo.Companion, isCompanion=true, isLocal=false, isObjectLiteral=false, isTopLevel=false, name=Companion, superNames=[]]
        MODIFIER_LIST[companion]
        CLASS_BODY
          PROPERTY[fqName=Foo.Companion.<no name provided>, hasBackingField=null, hasDelegate=false, hasDelegateExpression=false, hasInitializer=false, hasReturnTypeRef=false, isExtension=false, isTopLevel=false, isVar=false, name=null]
