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
      CLASS_INITIALIZER
